CN109491055A - Optical imaging lens - Google Patents
Optical imaging lens Download PDFInfo
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- CN109491055A CN109491055A CN201910059069.4A CN201910059069A CN109491055A CN 109491055 A CN109491055 A CN 109491055A CN 201910059069 A CN201910059069 A CN 201910059069A CN 109491055 A CN109491055 A CN 109491055A
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- imaging lens
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- 238000012634 optical imaging Methods 0.000 title claims abstract description 236
- 230000003287 optical effect Effects 0.000 claims abstract description 121
- 239000000571 coke Substances 0.000 claims abstract description 58
- 238000003384 imaging method Methods 0.000 claims description 71
- 238000009738 saturating Methods 0.000 claims 1
- 201000009310 astigmatism Diseases 0.000 description 29
- 238000010586 diagram Methods 0.000 description 26
- 238000005452 bending Methods 0.000 description 22
- 241000700608 Sagitta Species 0.000 description 13
- 239000000463 material Substances 0.000 description 13
- 210000001747 pupil Anatomy 0.000 description 13
- 230000004075 alteration Effects 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 5
- 230000002159 abnormal effect Effects 0.000 description 4
- 240000001439 Opuntia Species 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 206010010071 Coma Diseases 0.000 description 2
- 206010073261 Ovarian theca cell tumour Diseases 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 210000003128 head Anatomy 0.000 description 2
- 208000001644 thecoma Diseases 0.000 description 2
- 241001416181 Axis axis Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
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- 235000013399 edible fruits Nutrition 0.000 description 1
- 230000003203 everyday effect Effects 0.000 description 1
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- 239000011521 glass Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
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Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B13/00—Optical objectives specially designed for the purposes specified below
- G02B13/001—Miniaturised objectives for electronic devices, e.g. portable telephones, webcams, PDAs, small digital cameras
- G02B13/0055—Miniaturised objectives for electronic devices, e.g. portable telephones, webcams, PDAs, small digital cameras employing a special optical element
- G02B13/0065—Miniaturised objectives for electronic devices, e.g. portable telephones, webcams, PDAs, small digital cameras employing a special optical element having a beam-folding prism or mirror
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B13/00—Optical objectives specially designed for the purposes specified below
- G02B13/001—Miniaturised objectives for electronic devices, e.g. portable telephones, webcams, PDAs, small digital cameras
- G02B13/0015—Miniaturised objectives for electronic devices, e.g. portable telephones, webcams, PDAs, small digital cameras characterised by the lens design
- G02B13/002—Miniaturised objectives for electronic devices, e.g. portable telephones, webcams, PDAs, small digital cameras characterised by the lens design having at least one aspherical surface
- G02B13/0045—Miniaturised objectives for electronic devices, e.g. portable telephones, webcams, PDAs, small digital cameras characterised by the lens design having at least one aspherical surface having five or more lenses
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B13/00—Optical objectives specially designed for the purposes specified below
- G02B13/18—Optical objectives specially designed for the purposes specified below with lenses having one or more non-spherical faces, e.g. for reducing geometrical aberration
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Lenses (AREA)
Abstract
This application discloses a kind of optical imaging lens, comprising: prism, with positive light coke and there is the plane of incidence, reflecting surface and exit facet, the plane of incidence is convex surface, exit facet is convex surface, prism is arranged so as to be emitted by exit facet along the direction of X-ray axis by the light of plane of incidence entrance prism via after reflective surface along the direction of Y optical axis, wherein Y optical axis is substantially vertical with X-ray axis.Optical imaging lens also sequentially include: the second lens, the third lens, the 4th lens, the 5th lens and the 6th lens with focal power from exit facet to image side along X-ray axis, wherein the second lens have negative power.The plane of incidence and reflecting surface distance G1, reflecting surface and exit facet total effective focal length f of distance G2 and optical imaging lens on the axis on X-ray axis on the axis on Y optical axis meet 0.3 < (G1+G2)/f < 0.6.
Description
Technical field
This application involves a kind of optical imaging lens, more particularly, to a kind of optical imaging lens including six pieces of eyeglasses
Head.
Background technique
In recent years, such as portable electronic product of mobile phone, plate and digital camera is universal so that pick-up lens technology
It flourishes, while the lightening trend of these electronic products is but also pick-up lens micromation demand is higher and higher.In order to keep away
Exempt from photographic effect variation, is ensured that camera lens has excellent image quality when shortening imaging lens length.However, in camera lens
Design field, not simply the preferable camera lens scaled down of image quality can be produced have both small size and well at
The camera lens of image quality amount, it is necessary to consider practical molding and the feasibility problems of packaging technology of eyeglass.In addition, having miniaturization
On the basis of feature, it is also desirable that imaging lens focal length can be made bigger, the enlargement ratio of camera lens is higher, the shooting effect of distant view
Fruit is more preferable.
Therefore, the design difficulty that camera lens (especially micromation telephoto lens) is miniaturized is apparently higher than conventional lenses how
It produces the miniature requirement for not only meeting electronic product but also there is focal length characteristic while being also with the camera lens of good image quality
Optical imaging field earnestly pursues always one of the problem of solution.
Summary of the invention
This application provides be applicable to portable electronic product, can at least solve or part solve it is in the prior art
The optical imaging lens of at least one above-mentioned disadvantage, for example, Zigzag type telephoto lens.
On the one hand, this application provides such a optical imaging lens comprising: with positive light coke and there is incidence
Face, reflecting surface and exit facet prism, wherein the plane of incidence can be convex surface, and exit facet can be convex surface, and prism is arranged so that along Y
The direction of optical axis is emitted by exit facet along the direction of X-ray axis by the light of plane of incidence entrance prism via after reflective surface,
Wherein, Y optical axis is substantially vertical with X-ray axis.Optical imaging lens can also sequentially include: to have from exit facet to image side along X-ray axis
The second lens, the third lens, the 4th lens, the 5th lens and the 6th lens of focal power, wherein the second lens can have negative light
Focal power.And the plane of incidence and reflecting surface on the axis on Y optical axis distance G1, reflecting surface and exit facet on the axis on X-ray axis away from
Total effective focal length f from G2 and optical imaging lens can meet 0.3 < (G1+G2)/f < 0.6.
In one embodiment, on the imaging surface of optical imaging lens effective pixel area diagonal line length half ImgH
ImgH/f < 0.4 can be met with total effective focal length f of optical imaging lens.
In one embodiment, total effective focal length f of the effective focal length f1 of prism and optical imaging lens can meet 0.2
< f1/f < 0.7.
In one embodiment, the combined focal length of the effective focal length f2 of the second lens and the 4th lens and the 5th lens
F45 can meet -1.2 < f2/f45 < -0.2.
In one embodiment, the radius of curvature R 2 of the exit facet of the radius of curvature R 1 and prism of the plane of incidence of prism can
Meet 0.2 < (R1+R2)/(R1-R2) < 0.7.
In one embodiment, the effective focal length f2 of the second lens, the object side of the second lens radius of curvature R 3 with
The radius of curvature R 4 of the image side surface of second lens can meet 0 < f2/ (R3- | R4 |) < 0.5.
In one embodiment, the curvature of the image side surface of total effective focal length f and the third lens of optical imaging lens half
Diameter R6 can meet 0.4 < f/ | R6 | < 1.5.
In one embodiment, total effective coke of the radius of curvature R 7 of the object side of the 4th lens and optical imaging lens
0.3 < can be met away from f | R7 |/f < 0.8.
In one embodiment, center thickness CT2 and fiveth lens of second lens on X-ray axis are on X-ray axis
Center thickness CT5 can meet 0.1 < CT2/CT5 < 0.6.
In one embodiment, spacing distance T56 on X-ray axis of the 5th lens and the 6th lens, the plane of incidence and anti-
0.3 < T56/ can be met by penetrating face distance G1 and reflecting surface and exit facet distance G2 on the axis on X-ray axis on the axis on Y optical axis
(G1+G2) 0.8 <.
In one embodiment, the edge thickness ET2 and the edge thickness ET6 of the 6th lens of the second lens can meet
0.3 < ET6/ (ET2+ET6) < 0.8.
In one embodiment, the image side surface of the intersection point of the image side surface of the third lens and X-ray axis to the third lens has
The object side of distance SAG32 and fourth lens of the radius vertex on X-ray axis and the intersection point of X-ray axis are imitated to the object side of the 4th lens
Distance SAG41 of the effective radius vertex in face on X-ray axis can meet 0.1 < | SAG32/SAG41 | < 0.6.
In one embodiment, the refractive index N2 of the second lens and the refractive index N5 of the 5th lens can meet 1.65 <
(N2+N5)/2 < 1.75.
In one embodiment, the image side surface of maximum the effective radius DT51 and the 6th lens of the object side of the 5th lens
Maximum effective radius DT62 and optical imaging lens imaging surface on the half ImgH of effective pixel area diagonal line length can expire
1.1 < of foot (DT51+DT62)/ImgH < 1.4.
In one embodiment, the third lens on X-ray axis center thickness CT3, the 4th lens on X-ray axis in
Heart thickness CT4, the third lens and the 4th lens are in spacing distance T34 and the prism arbitrary neighborhood into the 6th lens on X-ray axis
The summation Σ AT of spacing distance of two lens on X-ray axis can meet 0.1 < (CT3+T34+CT4)/Σ AT < 0.6.
On the other hand, this application provides such a optical imaging lens comprising: have positive light coke and have into
Penetrate the prism of face, reflecting surface and exit facet, wherein the plane of incidence can be convex surface, and exit facet can be convex surface, and prism is arranged so that edge
The direction of Y optical axis is emitted by exit facet along the direction of X-ray axis by the light of plane of incidence entrance prism via after reflective surface,
Wherein, Y optical axis is substantially vertical with X-ray axis.Optical imaging lens can also sequentially include: to have from exit facet to image side along X-ray axis
The second lens, the third lens, the 4th lens, the 5th lens and the 6th lens of focal power, wherein the second lens can have negative light
Focal power.And on the imaging surface of optical imaging lens effective pixel area diagonal line length half ImgH and optical imaging lens
Total effective focal length f can meet ImgH/f < 0.4.
In another aspect, this application provides such a optical imaging lens comprising: have positive light coke and have into
Penetrate the prism of face, reflecting surface and exit facet, wherein the plane of incidence can be convex surface, and exit facet can be convex surface, and prism is arranged so that edge
The direction of Y optical axis is emitted by exit facet along the direction of X-ray axis by the light of plane of incidence entrance prism via after reflective surface,
Wherein, Y optical axis is substantially vertical with X-ray axis.Optical imaging lens can also sequentially include: to have from exit facet to image side along X-ray axis
The second lens, the third lens, the 4th lens, the 5th lens and the 6th lens of focal power, wherein the second lens can have negative light
Focal power.And the effective focal length f1 of prism and total effective focal length f of optical imaging lens can meet 0.2 < f1/f < 0.7.
In another aspect, this application provides such a optical imaging lens comprising: have positive light coke and have into
Penetrate the prism of face, reflecting surface and exit facet, wherein the plane of incidence can be convex surface, and exit facet can be convex surface, and prism is arranged so that edge
The direction of Y optical axis is emitted by exit facet along the direction of X-ray axis by the light of plane of incidence entrance prism via after reflective surface,
Wherein, Y optical axis is substantially vertical with X-ray axis.Optical imaging lens can also sequentially include: to have from exit facet to image side along X-ray axis
The second lens, the third lens, the 4th lens, the 5th lens and the 6th lens of focal power, wherein the second lens can have negative light
Focal power.And second the effective focal length f2 and the combined focal length f45 of the 4th lens and the 5th lens of lens can meet -1.2 <
F2/f45 < -0.2.
In another aspect, this application provides such a optical imaging lens comprising: have positive light coke and have into
Penetrate the prism of face, reflecting surface and exit facet, wherein the plane of incidence can be convex surface, and exit facet can be convex surface, and prism is arranged so that edge
The direction of Y optical axis is emitted by exit facet along the direction of X-ray axis by the light of plane of incidence entrance prism via after reflective surface,
Wherein, Y optical axis is substantially vertical with X-ray axis.Optical imaging lens can also sequentially include: to have from exit facet to image side along X-ray axis
The second lens, the third lens, the 4th lens, the 5th lens and the 6th lens of focal power, wherein the second lens can have negative light
Focal power.And the radius of curvature R 1 of the plane of incidence of prism and the radius of curvature R 2 of the exit facet of prism can meet 0.2 < (R1+
R2)/(R1-R2) < 0.7.
In another aspect, this application provides such a optical imaging lens comprising: have positive light coke and have into
Penetrate the prism of face, reflecting surface and exit facet, wherein the plane of incidence can be convex surface, and exit facet can be convex surface, and prism is arranged so that edge
The direction of Y optical axis is emitted by exit facet along the direction of X-ray axis by the light of plane of incidence entrance prism via after reflective surface,
Wherein, Y optical axis is substantially vertical with X-ray axis.Optical imaging lens can also sequentially include: to have from exit facet to image side along X-ray axis
The second lens, the third lens, the 4th lens, the 5th lens and the 6th lens of focal power, wherein the second lens can have negative light
Focal power.And the object side of the second effective focal length f2 of lens, the second lens radius of curvature R 3 and the second lens image side surface
Radius of curvature R 4 can meet 0 < f2/ (R3- | R4 |) < 0.5.
In another aspect, this application provides such a optical imaging lens comprising: have positive light coke and have into
Penetrate the prism of face, reflecting surface and exit facet, wherein the plane of incidence can be convex surface, and exit facet can be convex surface, and prism is arranged so that edge
The direction of Y optical axis is emitted by exit facet along the direction of X-ray axis by the light of plane of incidence entrance prism via after reflective surface,
Wherein, Y optical axis is substantially vertical with X-ray axis.Optical imaging lens can also sequentially include: to have from exit facet to image side along X-ray axis
The second lens, the third lens, the 4th lens, the 5th lens and the 6th lens of focal power, wherein the second lens can have negative light
Focal power.And the radius of curvature R 6 of the image side surface of total effective focal length f and the third lens of optical imaging lens can meet 0.4 <
F/ | R6 | < 1.5.
In another aspect, this application provides such a optical imaging lens comprising: have positive light coke and have into
Penetrate the prism of face, reflecting surface and exit facet, wherein the plane of incidence can be convex surface, and exit facet can be convex surface, and prism is arranged so that edge
The direction of Y optical axis is emitted by exit facet along the direction of X-ray axis by the light of plane of incidence entrance prism via after reflective surface,
Wherein, Y optical axis is substantially vertical with X-ray axis.Optical imaging lens can also sequentially include: to have from exit facet to image side along X-ray axis
The second lens, the third lens, the 4th lens, the 5th lens and the 6th lens of focal power, wherein the second lens can have negative light
Focal power.And the 4th lens the radius of curvature R 7 of object side and total effective focal length f of optical imaging lens can meet 0.3 < |
R7 |/f < 0.8.
In another aspect, this application provides such a optical imaging lens comprising: have positive light coke and have into
Penetrate the prism of face, reflecting surface and exit facet, wherein the plane of incidence can be convex surface, and exit facet can be convex surface, and prism is arranged so that edge
The direction of Y optical axis is emitted by exit facet along the direction of X-ray axis by the light of plane of incidence entrance prism via after reflective surface,
Wherein, Y optical axis is substantially vertical with X-ray axis.Optical imaging lens can also sequentially include: to have from exit facet to image side along X-ray axis
The second lens, the third lens, the 4th lens, the 5th lens and the 6th lens of focal power, wherein the second lens can have negative light
Focal power.And second center thickness CT2 and fiveth lens center thickness CT5 on X-ray axis of the lens on X-ray axis can expire
0.1 < CT2/CT5 < 0.6 of foot.
In another aspect, this application provides such a optical imaging lens comprising: have positive light coke and have into
Penetrate the prism of face, reflecting surface and exit facet, wherein the plane of incidence can be convex surface, and exit facet can be convex surface, and prism is arranged so that edge
The direction of Y optical axis is emitted by exit facet along the direction of X-ray axis by the light of plane of incidence entrance prism via after reflective surface,
Wherein, Y optical axis is substantially vertical with X-ray axis.Optical imaging lens can also sequentially include: to have from exit facet to image side along X-ray axis
The second lens, the third lens, the 4th lens, the 5th lens and the 6th lens of focal power, wherein the second lens can have negative light
Focal power.And the 5th lens and the 6th lens in spacing distance T56, the plane of incidence and the reflecting surface on X-ray axis on Y optical axis
Distance G1 and reflecting surface and exit facet the distance G2 on the axis on X-ray axis can meet 0.3 < T56/ (G1+G2) < 0.8 on axis.
In another aspect, this application provides such a optical imaging lens comprising: have positive light coke and have into
Penetrate the prism of face, reflecting surface and exit facet, wherein the plane of incidence can be convex surface, and exit facet can be convex surface, and prism is arranged so that edge
The direction of Y optical axis is emitted by exit facet along the direction of X-ray axis by the light of plane of incidence entrance prism via after reflective surface,
Wherein, Y optical axis is substantially vertical with X-ray axis.Optical imaging lens can also sequentially include: to have from exit facet to image side along X-ray axis
The second lens, the third lens, the 4th lens, the 5th lens and the 6th lens of focal power, wherein the second lens can have negative light
Focal power.And second the edge thickness ET2 and the edge thickness ET6 of the 6th lens of lens can meet 0.3 < ET6/ (ET2+
ET6) 0.8 <.
In another aspect, this application provides such a optical imaging lens comprising: have positive light coke and have into
Penetrate the prism of face, reflecting surface and exit facet, wherein the plane of incidence can be convex surface, and exit facet can be convex surface, and prism is arranged so that edge
The direction of Y optical axis is emitted by exit facet along the direction of X-ray axis by the light of plane of incidence entrance prism via after reflective surface,
Wherein, Y optical axis is substantially vertical with X-ray axis.Optical imaging lens can also sequentially include: to have from exit facet to image side along X-ray axis
The second lens, the third lens, the 4th lens, the 5th lens and the 6th lens of focal power, wherein the second lens can have negative light
Focal power.And the third lens image side surface and X-ray axis intersection point to the third lens image side surface effective radius vertex in X-ray
The intersection point of the object side of distance SAG32 and the 4th lens on axis and X-ray axis to the object side of the 4th lens effective radius top
Distance SAG41 of the point on X-ray axis can meet 0.1 < | SAG32/SAG41 | < 0.6.
In another aspect, this application provides such a optical imaging lens comprising: have positive light coke and have into
Penetrate the prism of face, reflecting surface and exit facet, wherein the plane of incidence can be convex surface, and exit facet can be convex surface, and prism is arranged so that edge
The direction of Y optical axis is emitted by exit facet along the direction of X-ray axis by the light of plane of incidence entrance prism via after reflective surface,
Wherein, Y optical axis is substantially vertical with X-ray axis.Optical imaging lens can also sequentially include: to have from exit facet to image side along X-ray axis
The second lens, the third lens, the 4th lens, the 5th lens and the 6th lens of focal power, wherein the second lens can have negative light
Focal power.And second the refractive index N2 and the refractive index N5 of the 5th lens of lens can meet 1.65 < (N2+N5)/2 < 1.75.
In another aspect, this application provides such a optical imaging lens comprising: have positive light coke and have into
Penetrate the prism of face, reflecting surface and exit facet, wherein the plane of incidence can be convex surface, and exit facet can be convex surface, and prism is arranged so that edge
The direction of Y optical axis is emitted by exit facet along the direction of X-ray axis by the light of plane of incidence entrance prism via after reflective surface,
Wherein, Y optical axis is substantially vertical with X-ray axis.Optical imaging lens can also sequentially include: to have from exit facet to image side along X-ray axis
The second lens, the third lens, the 4th lens, the 5th lens and the 6th lens of focal power, wherein the second lens can have negative light
Focal power.And the 5th lens object side maximum effective radius DT51 and the 6th lens image side surface maximum effective radius
The half ImgH of effective pixel area diagonal line length can meet 1.1 < (DT51+ on the imaging surface of DT62 and optical imaging lens
DT62)/ImgH < 1.4.
In another aspect, this application provides such a optical imaging lens comprising: have positive light coke and have into
Penetrate the prism of face, reflecting surface and exit facet, wherein the plane of incidence can be convex surface, and exit facet can be convex surface, and prism is arranged so that edge
The direction of Y optical axis is emitted by exit facet along the direction of X-ray axis by the light of plane of incidence entrance prism via after reflective surface,
Wherein, Y optical axis is substantially vertical with X-ray axis.Optical imaging lens can also sequentially include: to have from exit facet to image side along X-ray axis
The second lens, the third lens, the 4th lens, the 5th lens and the 6th lens of focal power, wherein the second lens can have negative light
Focal power.And center thickness CT4 of center thickness CT3, fourth lens of the third lens on X-ray axis on X-ray axis, third
Lens and the 4th lens on X-ray axis spacing distance T34 and prism into the 6th lens two lens of arbitrary neighborhood on X-ray axis
The summation Σ AT of spacing distance can meet 0.1 < (CT3+T34+CT4)/Σ AT < 0.6.
The application use seven lens, by each power of lens of reasonable distribution, face type, each lens center thickness
And spacing etc. on the axis between each lens, and by the way of refraction-reflection type lens, so that above-mentioned optical imaging lens have coke
Distance, at least one beneficial effect such as camera lens depth is short, image quality is high.
Detailed description of the invention
In conjunction with attached drawing, by the detailed description of following non-limiting embodiment, other features of the application, purpose and excellent
Point will be apparent.In the accompanying drawings:
Fig. 1 shows the structural schematic diagram of the optical imaging lens according to the embodiment of the present application 1；
Fig. 2A to Fig. 2 B respectively illustrates the astigmatism curve and distortion curve of the optical imaging lens of embodiment 1；
Fig. 3 shows the structural schematic diagram of the optical imaging lens according to the embodiment of the present application 2；
Fig. 4 A to Fig. 4 B respectively illustrates the astigmatism curve and distortion curve of the optical imaging lens of embodiment 2；
Fig. 5 shows the structural schematic diagram of the optical imaging lens according to the embodiment of the present application 3；
Fig. 6 A to Fig. 6 B respectively illustrates the astigmatism curve and distortion curve of the optical imaging lens of embodiment 3；
Fig. 7 shows the structural schematic diagram of the optical imaging lens according to the embodiment of the present application 4；
Fig. 8 A to Fig. 8 B respectively illustrates the astigmatism curve and distortion curve of the optical imaging lens of embodiment 4；
Fig. 9 shows the structural schematic diagram of the optical imaging lens according to the embodiment of the present application 5；
Figure 10 A to Figure 10 B respectively illustrates the astigmatism curve and distortion curve of the optical imaging lens of embodiment 5；
Figure 11 shows the structural schematic diagram of the optical imaging lens according to the embodiment of the present application 6；
Figure 12 A to Figure 12 B respectively illustrates the astigmatism curve and distortion curve of the optical imaging lens of embodiment 6；
Figure 13 shows the structural schematic diagram of the optical imaging lens according to the embodiment of the present application 7；
Figure 14 A to Figure 14 B respectively illustrates the astigmatism curve and distortion curve of the optical imaging lens of embodiment 7；
Figure 15 shows the structural schematic diagram of the optical imaging lens according to the embodiment of the present application 8；
Figure 16 A to Figure 16 B respectively illustrates the astigmatism curve and distortion curve of the optical imaging lens of embodiment 8；
Figure 17 shows the structural schematic diagrams according to the optical imaging lens of the embodiment of the present application 9；
Figure 18 A to Figure 18 B respectively illustrates the astigmatism curve and distortion curve of the optical imaging lens of embodiment 9；
Figure 19 shows the structural schematic diagram of the optical imaging lens according to the embodiment of the present application 10；
Figure 20 A to Figure 20 B respectively illustrates the astigmatism curve and distortion curve of the optical imaging lens of embodiment 10；
Figure 21 shows the structural schematic diagram of the optical imaging lens according to the embodiment of the present application 11；
Figure 22 A to Figure 22 B respectively illustrates the astigmatism curve and distortion curve of the optical imaging lens of embodiment 11；
Figure 23 shows the structural schematic diagram of the optical imaging lens according to the embodiment of the present application 12；
Figure 24 A to Figure 24 B respectively illustrates the astigmatism curve and distortion curve of the optical imaging lens of embodiment 12；
Figure 25 shows the structural schematic diagram of the optical imaging lens according to the embodiment of the present application 13；
Figure 26 A to Figure 26 B respectively illustrates the astigmatism curve and distortion curve of the optical imaging lens of embodiment 13.
Specific embodiment
Various aspects of the reference attached drawing to the application are made more detailed description by the application in order to better understand.It answers
Understand, the only description to the illustrative embodiments of the application is described in detail in these, rather than limits the application in any way
Range.In the specification, the identical element of identical reference numbers.Stating "and/or" includes associated institute
Any and all combinations of one or more of list of items.
It should be noted that in the present specification, first, second, third, etc. statement is only used for a feature and another spy
Sign distinguishes, without indicating any restrictions to feature.Therefore, without departing substantially from teachings of the present application, hereinafter
The second lens discussed are also known as the third lens or the 4th lens.
In the accompanying drawings, for ease of description, thickness, the size and shape of lens are slightly exaggerated.Specifically, attached drawing
Shown in spherical surface or aspherical shape be illustrated by way of example.That is, spherical surface or aspherical shape are not limited to attached drawing
Shown in spherical surface or aspherical shape.Attached drawing is merely illustrative and and non-critical drawn to scale.
Herein, near axis area refers to the region near optical axis.If lens surface is convex surface and does not define convex surface position
When setting, then it represents that the lens surface is convex surface near axis area is less than；If lens surface is concave surface and does not define the concave surface position
When, then it represents that the lens surface is concave surface near axis area is less than.Each lens are known as the lens near the surface of object side
Object side, each lens are known as the image side surface of the lens near the surface of image side.
It will also be appreciated that term " comprising ", " including ", " having ", "comprising" and/or " including ", when in this theory
It indicates there is stated feature, element and/or component when using in bright book, but does not preclude the presence or addition of one or more
Other features, component, assembly unit and/or their combination.In addition, ought the statement of such as at least one of " ... " appear in institute
When after the list of column feature, entire listed feature is modified, rather than modifies the individual component in list.In addition, when describing this
When the embodiment of application, " one or more embodiments of the application " are indicated using "available".Also, term " illustrative "
It is intended to refer to example or illustration.
Unless otherwise defined, otherwise all terms (including technical terms and scientific words) used herein all have with
The application one skilled in the art's is generally understood identical meaning.It will also be appreciated that term (such as in everyday words
Term defined in allusion quotation) it should be interpreted as having and their consistent meanings of meaning in the context of the relevant technologies, and
It will not be explained with idealization or excessively formal sense, unless clear herein so limit.
It should be noted that in the absence of conflict, the features in the embodiments and the embodiments of the present application can phase
Mutually combination.The application is described in detail below with reference to the accompanying drawings and in conjunction with the embodiments.
The feature of the application, principle and other aspects are described in detail below.
Optical imaging lens according to the application illustrative embodiments may include such as six lens with focal power,
That is, the first lens, the second lens, the third lens, the 4th lens, the 5th lens and the 6th lens.This six eyeglasses are along by object
Side to image side sequential, and can have airspace between each adjacent mirror.
First lens can be Zigzag type prism.By taking embodiment 1 as an example, prism E1 has plane of incidence S1, reflecting surface S2 and goes out
Penetrate face S3 (referring to Fig. 1).It, can quilt when the light from object enters prism E1 via plane of incidence S1 along the direction of Y optical axis
Reflecting surface S2 total reflection ground turns to exit facet S3 and is emitted along the direction of X-ray axis, and sequentially via the second lens E2, the third lens
E3, the 4th lens E4, the 5th lens E5, the 6th lens E6 and optical filter E7, and be imaged on most finally imaging surface S16.Wherein,
Y optical axis is substantially vertical with X-ray axis.
In the exemplary embodiment, prism can have positive light coke, and the plane of incidence can be convex surface, and exit facet can be convex
Face；Second lens can have negative power, and object side can be concave surface；The third lens have positive light coke or negative power；The
Four lens have positive light coke or negative power；5th lens have positive light coke or negative power；6th lens have positive light
Focal power or negative power.By reasonable disposition focal power, the spherical aberration and color difference of optical system can be effectively corrected, can also be advised
It is protected from light focal power and concentrates on single eyeglass, reduce eyeglass sensibility, and then relax the tolerance conditions of actual fabrication.
In the exemplary embodiment, the optical imaging lens of the application can meet 0.3 < of conditional (G1+G2)/f <
0.6, wherein G1 is the plane of incidence and the reflecting surface distance on the axis on Y optical axis of prism, and G2 is the reflecting surface and exit facet of prism
The distance on the axis on X-ray axis, f are total effective focal length of optical imaging lens.More specifically, G1, G2 and f can further meet
0.40≤(G1+G2)/f≤0.51.Meet 0.3 < of conditional (G1+G2)/f < 0.6, the same of imaging lens depth can shortened
When, guarantee that camera lens has longer focal length, to realize good vista shot effect.
In the exemplary embodiment, the optical imaging lens of the application can meet conditional ImgH/f < 0.4, wherein
ImgH is the half of effective pixel area diagonal line length on the imaging surface of optical imaging lens, and f is always having for optical imaging lens
Imitate focal length.More specifically, ImgH and f can further meet 0.27≤ImgH/f≤0.31.Meet conditional ImgH/f <
0.4, it can be under conditions of maintaining optical system longer focal length, it is ensured that system has biggish image planes more subject is presented
Detailed information.
In the exemplary embodiment, the optical imaging lens of the application can meet 0.2 < f1/f < 0.7 of conditional,
In, f1 is the effective focal length of prism, and f is total effective focal length of optical imaging lens.More specifically, f1 and f can further meet
0.38≤f1/f≤0.62.The effective focal length of reasonable disposition prism can effectively converge imaging beam, moreover it is possible to avoid focal power
Prism is concentrated on, the sensibility of the eyeglass is reduced.
In the exemplary embodiment, the optical imaging lens of the application can meet -1.2 < f2/f45 < of conditional -
0.2, wherein f2 is the effective focal length of the second lens, and f45 is the combined focal length of the 4th lens and the 5th lens.More specifically, f2
- 1.11≤f2/f45≤- 0.21 can further be met with f45.It, can be effective by rationally controlling the ratio range of f2 and f45
Ground balances the coma and astigmatism of these three lens generation, promotes image quality.
In the exemplary embodiment, the optical imaging lens of the application can meet 0.2 < of conditional (R1+R2)/(R1-
R2) 0.7 <, wherein R1 is the radius of curvature of the plane of incidence of prism, and R2 is the radius of curvature of the exit facet of prism.More specifically,
R1 and R2 can further meet 0.37≤(R1+R2)/(R1-R2)≤0.64.By the plane of incidence and exit facet that control prism
Radius of curvature, can reduce deviation angle of the light in the lens, generate stronger be all-trans greatly to evade deflection angle and spend
Penetrate ghost image.
In the exemplary embodiment, the optical imaging lens of the application can meet 0 < f2/ of conditional (R3- | R4 |) <
0.5, wherein f2 is the effective focal length of the second lens, and R3 is the radius of curvature of the object side of the second lens, and R4 is the second lens
The radius of curvature of image side surface.More specifically, f2, R3 and R4 can further meet 0.10≤f2/ (R3- | R4 |)≤0.38.Rationally
The range for controlling f2/ (R3- | R4 |), can reduce light in the incidence angle and the angle of emergence of the second lens, reduce the quick of the eyeglass
Perception, moreover it is possible to reduce the spherical aberration and distortion of lens generation.
In the exemplary embodiment, the optical imaging lens of the application can meet 0.4 < f/ of conditional | R6 | < 1.5,
Wherein, f is total effective focal length of optical imaging lens, and R6 is the radius of curvature of the image side surface of the third lens.More specifically, f and
R6 can further meet 0.47≤f/ | R6 |≤1.41.The radius of curvature of reasonable disposition the third lens image side surface, can reduce light
Line avoids the third lens from generating total reflection ghost image in the deviation angle in the face, further, it is also possible to reduce the advanced of lens generation
Spherical aberration and coma.
In the exemplary embodiment, the optical imaging lens of the application can meet 0.3 < of conditional | R7 |/f < 0.8,
Wherein, R7 is the radius of curvature of the object side of the 4th lens, and f is total effective focal length of optical imaging lens.More specifically, R7 and
F can further meet 0.36≤| R7 |/f≤0.70.The rationally radius of curvature of the 4th lens object side of control, can reduce light
Into the incidence angle of the 4th lens, reduce the sensibility of the eyeglass object side, further, it is also possible to reduce the 4th lens the curvature of field and
Color difference.
In the exemplary embodiment, the optical imaging lens of the application can meet 0.1 < CT2/CT5 < 0.6 of conditional,
Wherein, CT2 is center thickness of second lens on X-ray axis, and CT5 is center thickness of the 5th lens on X-ray axis.More specifically
Ground, CT2 and CT5 can further meet 0.18≤CT2/CT5≤0.39.Through the second lens of control and the 5th lens on optical axis
Center thickness reduce the size of the two eyeglasses under conditions of guaranteeing the two eyeglass craftsmanships, maintain system small-sized
Change.
In the exemplary embodiment, the optical imaging lens of the application can meet 0.1 < (CT3+T34+ of conditional
CT4)/Σ AT < 0.6, wherein CT3 is center thickness of the third lens on X-ray axis, and CT4 is the 4th lens on X-ray axis
Center thickness, T34 are the spacing distance of the third lens and the 4th lens on X-ray axis, and Σ AT is that prism is appointed into the 6th lens
It anticipates the summation of spacing distance of adjacent two lens on X-ray axis.More specifically, CT3, T34, CT4 and Σ AT can further meet
0.16≤(CT3+T34+CT4)/ΣAT≤0.43.Reasonable disposition (CT3+T34+CT4)/Σ AT range can guarantee third
While lens and the 4th lens craftsmanship, reduces deviation angle of the light in the two lens, reduce the two eyeglasses
Sensibility.Further, it is also possible to balance the coma and astigmatism of the two lens generation.
In the exemplary embodiment, the optical imaging lens of the application can meet conditional 0.3 < T56/ (G1+G2) <
0.8, wherein T56 is the spacing distance of the 5th lens and the 6th lens on X-ray axis, and G1 is the plane of incidence and reflecting surface in Y optical axis
On axis on distance, G2 be reflecting surface and the exit facet distance on the axis on X-ray axis.More specifically, T56, G1 and G2 are further
0.40≤T56/ (G1+G2)≤0.77 can be met.By controlling the range of T56/ (G1+G2), can have in maintenance camera lens smaller
Depth conditions under, rationally control light enter the 6th lens incidence angle, guarantee the chief ray angle and chip of optical system
Matching.
In the exemplary embodiment, the optical imaging lens of the application can meet 1.1 < of conditional (DT51+DT62)/
ImgH < 1.4, wherein DT51 is the maximum effective radius of the object side of the 5th lens, and DT62 is the image side surface of the 6th lens
Maximum effective radius, ImgH are the half of effective pixel area diagonal line length on the imaging surface of optical imaging lens.More specifically,
DT51, DT62 and ImgH can further meet 1.21≤(DT51+DT62)/ImgH≤1.34.Reasonable disposition (DT51+DT62)/
ImgH range both can control the size of camera lens rear end, can also slow down light in the deviation of camera lens rear end, keep chip more preferable
Ground receives light, and then promotes illuminance of image plane.
In the exemplary embodiment, the optical imaging lens of the application can meet 0.3 < ET6/ (ET2+ET6) of conditional
< 0.8, wherein ET2 is the edge thickness of the second lens, and ET6 is the edge thickness of the 6th lens.More specifically, ET2 and ET6
0.38≤ET6/ (ET2+ET6)≤0.70 can further be met.The rationally edge thickness of control the second lens and the 6th lens, can
It is excessively thin not easily molded to avoid the two rims of the lens, the deflection of light at lens edge can also be mitigated, stronger ghost is evaded
Picture.
In the exemplary embodiment, the optical imaging lens of the application can meet 0.1 < of conditional | SAG32/SAG41 |
< 0.6, wherein SAG32 be the third lens image side surface and X-ray axis intersection point to the third lens image side surface effective radius top
Distance of the point on X-ray axis, SAG41 are the object side of the 4th lens and intersection point the having to the object side of the 4th lens of X-ray axis
Imitate distance of the radius vertex on X-ray axis.More specifically, SAG32 and SAG41 can further meet 0.17≤| SAG32/SAG41
|≤0.51.Pass through control | SAG32/SAG41 | in the reasonable scope, it can effectively balance the third lens image side surface and the 4th thoroughly
Spherical aberration, coma and the astigmatism that mirror object side generates.
In the exemplary embodiment, the optical imaging lens of the application can meet conditional 1.65 < (N2+N5)/2 <
1.75, wherein N2 is the refractive index of the second lens, and N5 is the refractive index of the 5th lens.More specifically, N2 and N5 can further expire
1.67≤(N2+N5)/2≤1.73 of foot.The rationally refractive index of control the second lens and the 5th lens, can reduce the two eyeglasses
The color difference of generation, moreover it is possible to light be avoided to generate total reflection ghost image because deflection angle is spent greatly in the two lens.
In the exemplary embodiment, above-mentioned optical imaging lens may also include diaphragm, to promote the image quality of camera lens.
Optionally, diaphragm may be provided between prism and the second lens.
Optionally, above-mentioned optical imaging lens may also include optical filter for correcting color error ratio and/or for protecting
The protection glass of photosensitive element on imaging surface.
Multi-disc eyeglass, such as described above six can be used according to the optical imaging lens of the above embodiment of the application
Piece.By each power of lens of reasonable distribution, face type, each lens center thickness and each lens between axis on spacing
Deng the volume that can effectively reduce camera lens, the machinability for reducing the susceptibility of camera lens and improving camera lens, so that optical imaging lens
Head, which is more advantageous to, to be produced and processed and is applicable to portable electronic product.Refraction-reflection type imaging lens through the above configuration, energy
It is enough to have both the characteristics such as focal length and shorter camera lens depth in the case where guaranteeing preferable image quality conditions, good it can be suitable for distant view
Shooting.
In presently filed embodiment, at least one of plane of incidence and exit facet of each eyeglass are aspherical mirror,
That is, the second lens, the third lens, the 4th lens, the 5th lens and each lens in the 6th lens object side and image side surface
And the plane of incidence and at least one of exit facet of prism are aspherical mirror.The characteristics of non-spherical lens, is: from lens
For the heart to lens perimeter, curvature is consecutive variations.Not with the spherical lens from lens centre to lens perimeter with constant curvature
Together, non-spherical lens has more preferably radius of curvature characteristic, has the advantages that improve and distorts aberration and improvement astigmatic image error.Using
After non-spherical lens, the aberration occurred when imaging can be eliminated, as much as possible so as to improve image quality.Optionally,
The plane of incidence and exit facet of prism are aspherical mirror.Optionally, the second lens, the third lens, the 4th lens, the 5th lens
It is aspherical mirror with the object side of each lens in the 6th lens and the plane of incidence and exit facet of image side surface and prism.
However, it will be understood by those of skill in the art that without departing from this application claims technical solution the case where
Under, the lens numbers for constituting optical imaging lens can be changed, to obtain each result and advantage described in this specification.Example
Such as, although being described by taking six lens as an example in embodiments, which is not limited to include six
Lens.If desired, the optical imaging lens may also include the lens of other quantity.
The specific embodiment for being applicable to the optical imaging lens of above embodiment is further described with reference to the accompanying drawings.
Embodiment 1
Referring to Fig. 1 to Fig. 2 B description according to the optical imaging lens of the embodiment of the present application 1.Fig. 1 is shown according to this
Apply for the structural schematic diagram of the optical imaging lens of embodiment 1.
As shown in Figure 1, optical imaging lens by object side to image side sequentially include: prism E1, diaphragm STO, the second lens E2,
The third lens E3, the 4th lens E4, the 5th lens E5, the 6th lens E6, optical filter E7 and imaging surface S16.
Prism E1 is with positive light coke and has plane of incidence S1, reflecting surface S2 and exit facet S3, wherein plane of incidence S1 is convex
Face, reflecting surface S2 are plane, and exit facet S3 is convex surface.Along the direction of Y optical axis by the light of plane of incidence S1 incidence via reflecting surface
It is emitted by exit facet S3 along the direction of X-ray axis after S2 reflection, wherein Y optical axis is substantially vertical with X-ray axis.
Second lens E2 has negative power, and object side S4 is concave surface, and image side surface S5 is concave surface.The third lens E3 has
Positive light coke, object side S6 are convex surface, and image side surface S7 is convex surface.4th lens E4 has negative power, and object side S8 is
Convex surface, image side surface S9 are concave surface.5th lens E5 has positive light coke, and object side S10 is convex surface, and image side surface S11 is concave surface.
6th lens E6 has negative power, and object side S12 is concave surface, and image side surface S13 is convex surface.Optical filter E7 has object side
S14 and image side surface S15.Light from object sequentially passes through each surface S1 to S15 and is ultimately imaged on imaging surface S16.
Table 1 show the surface types of each lens of the optical imaging lens of embodiment 1, radius of curvature, thickness, material and
Circular cone coefficient, wherein radius of curvature and the unit of thickness are millimeter (mm).
Table 1
As shown in Table 1, the plane of incidence S1 and exit facet S3 of prism E1 and the second lens E2 appointing into the 6th lens E6
It anticipates the object side an of lens and image side surface is aspherical.In the present embodiment, the face type x of each non-spherical lens it is available but
Following aspherical formula is not limited to be defined:
Wherein, x be it is aspherical along X-ray axis direction when being highly the position of h, away from aspheric vertex of surface apart from rise；C is
Aspherical paraxial curvature, c=1/R (that is, inverse that paraxial curvature c is upper 1 mean curvature radius R of table)；K be circular cone coefficient (
It has been provided in table 1)；Ai is the correction factor of aspherical i-th-th rank.The following table 2 give can be used for it is each aspherical in embodiment 1
The high-order coefficient A of mirror surface S1, S3-S134、A6、A8、A10、A12、A14、A16、A18And A20。
| Face number | A4 | A6 | A8 | A10 | A12 | A14 | A16 | A18 | A20 |
| S1 | -3.2324E-02 | -9.1321E-04 | -4.0239E-05 | -1.1875E-06 | 2.9968E-06 | -6.1746E-07 | 1.6591E-07 | -2.8551E-07 | 7.8656E-08 |
| S3 | -1.5113E-02 | 7.1608E-03 | -6.1934E-03 | -3.2518E-03 | 3.7593E-04 | -2.1002E-03 | 5.4582E-04 | -3.9882E-04 | 2.0535E-05 |
| S4 | -7.6872E-02 | -5.6979E-03 | 3.1330E-03 | -8.8392E-04 | 5.6272E-04 | -3.2656E-04 | 8.6184E-05 | -9.8809E-06 | -7.9180E-08 |
| S5 | 3.6288E-02 | -2.3071E-02 | 4.2568E-03 | -3.9815E-04 | -1.1324E-05 | 6.5010E-05 | -1.2359E-05 | 7.9320E-06 | -3.5113E-06 |
| S6 | -1.0223E-01 | 2.9500E-03 | 1.5125E-02 | -8.4925E-03 | 2.5124E-03 | -3.6888E-04 | 5.3006E-05 | -9.9120E-06 | -2.3705E-05 |
| S7 | -8.3637E-03 | 7.7809E-03 | 1.3297E-02 | -8.1309E-03 | 1.8716E-03 | -1.8111E-04 | -2.8831E-05 | 1.2759E-05 | -6.3949E-06 |
| S8 | 3.8146E-02 | -9.5069E-03 | 4.0592E-03 | -5.8074E-03 | 2.5102E-03 | -5.6900E-04 | 5.3338E-05 | -8.0221E-06 | 7.6891E-06 |
| S9 | 1.1929E-02 | 2.1937E-03 | 8.7048E-04 | -1.3295E-05 | 2.6053E-04 | -9.4206E-06 | -8.0050E-05 | -4.8607E-05 | 3.9704E-05 |
| S10 | 1.1581E-01 | -1.4861E-02 | -4.1961E-03 | 2.4650E-03 | -1.1607E-03 | 3.0341E-04 | -4.4905E-05 | -3.9451E-05 | 1.0890E-05 |
| S11 | -2.5425E-02 | -1.9012E-02 | -3.3816E-03 | -9.2330E-05 | -1.1887E-04 | -1.1583E-05 | 2.0341E-05 | -1.0234E-05 | -2.3886E-06 |
| S12 | -5.0126E-02 | -8.0065E-03 | 4.9729E-05 | -2.5609E-05 | -6.3879E-06 | 3.7359E-07 | 2.6327E-06 | -2.3878E-07 | -2.1372E-07 |
| S13 | -5.0411E-02 | -6.2242E-03 | 2.0807E-04 | -9.9019E-06 | -2.0656E-05 | 5.3762E-06 | -5.8336E-06 | 5.2825E-06 | -1.2244E-06 |
Table 2
Table 3 provides the effective focal length f1 to f6 of each lens in embodiment 1, total effective focal length f of optical imaging lens, incidence
Face S1 and reflecting surface S2 distance G1 and reflecting surface S2 and exit facet S3 distance G2 on the axis on X-ray axis on the axis on Y optical axis
The sum of half ImgH, total effective focal length f and the Entry pupil diameters EPD of effective pixel area diagonal line length on G1+G2, imaging surface S16
Ratio f/EPD and maximum angle of half field-of view Semi-FOV.
| f1(mm) | 8.54 | f(mm) | 19.10 |
| f2(mm) | -6.71 | (G1+G2)(mm) | 8.06 |
| f3(mm) | 22.93 | ImgH(mm) | 5.15 |
| f4(mm) | -18.24 | f/EPD | 2.95 |
| f5(mm) | 8.90 | Semi-FOV(°) | 14.9 |
| f6(mm) | -16.88 |
Table 3
Optical imaging lens in embodiment 1 meet:
(G1+G2)/f=0.42, wherein G1 is plane of incidence S1 and reflecting surface S2 distance on the axis on Y optical axis, and G2 is anti-
Face S2 and exit facet the S3 distance on the axis on X-ray axis are penetrated, f is total effective focal length of optical imaging lens；
ImgH/f=0.27, wherein ImgH is the half of effective pixel area diagonal line length on imaging surface S16, and f is optics
Total effective focal length of imaging lens；
F1/f=0.45, wherein f1 is the effective focal length of prism E1, and f is total effective focal length of optical imaging lens；
F2/f45=-0.37, wherein f2 is the effective focal length of the second lens E2, and f45 is the 4th lens E4 and the 5th lens
The combined focal length of E5；
(R1+R2)/(R1-R2)=0.62, wherein R1 is the radius of curvature of the plane of incidence S1 of prism E1, and R2 is prism E1
Exit facet S3 radius of curvature；
F2/ (R3- | R4 |)=0.32, wherein f2 is the effective focal length of the second lens E2, and R3 is the object side of the second lens E2
The radius of curvature of face S4, R4 are the radius of curvature of the image side surface S5 of the second lens E2；
F/ | R6 |=0.65, wherein f is total effective focal length of optical imaging lens, and R6 is the image side surface of the third lens E3
The radius of curvature of S7；
| R7 |/f=0.70, wherein R7 is the radius of curvature of the object side S8 of the 4th lens E4, and f is optical imaging lens
Total effective focal length；
CT2/CT5=0.39, wherein CT2 is center thickness of the second lens E2 on optical axis, and CT5 is the 5th lens E5
Center thickness on optical axis；
(CT3+T34+CT4)/Σ AT=0.34, wherein CT3 is center thickness of the third lens E3 on X-ray axis, CT4
For center thickness of the 4th lens E4 on X-ray axis, T34 is the interval distance of the third lens E3 and the 4th lens E4 on X-ray axis
From Σ AT is the summation of the prism E1 spacing distance of two lens of arbitrary neighborhood on X-ray axis into the 6th lens E6；
T56/ (G1+G2)=0.69, wherein T56 is interval distance of the 5th lens E5 and the 6th lens E6 on X-ray axis
From G1 is plane of incidence S1 and reflecting surface S2 distance on the axis on Y optical axis, and G2 is reflecting surface S2 and exit facet S3 on X-ray axis
Axis on distance；
(DT51+DT62)/ImgH=1.34, wherein the maximum that DT51 is the object side S10 of the 5th lens E5 effectively half
Diameter, DT62 are the maximum effective radius of the image side surface S13 of the 6th lens E6, and ImgH is effective pixel area pair on imaging surface S16
The long half of linea angulata；
ET6/ (ET2+ET6)=0.65, wherein ET2 is the edge thickness of the second lens E2, and ET6 is the 6th lens E6's
Edge thickness；
| SAG32/SAG41 |=0.50, wherein the intersection point of image side surface S7 and X-ray axis that SAG32 is the third lens E3 to the
Distance of the effective radius vertex of the image side surface S7 of three lens E3 on X-ray axis, SAG41 be the 4th lens E4 object side S8 and
The intersection point of X-ray axis to the 4th lens E4 object side S8 distance of the effective radius vertex on X-ray axis；
(N2+N5)/2=1.68, wherein N2 is the refractive index of the second lens E2, and N5 is the refractive index of the 5th lens E5.
Fig. 2A shows the astigmatism curve of the optical imaging lens of embodiment 1, indicates meridianal image surface bending and sagitta of arc picture
Face bending.Fig. 2 B shows the distortion curve of the optical imaging lens of embodiment 1, indicates that distortion corresponding to different image heights is big
Small value.A to Fig. 2 B is it is found that optical imaging lens given by embodiment 1 can be realized good image quality according to fig. 2.
Embodiment 2
Referring to Fig. 3 to Fig. 4 B description according to the optical imaging lens of the embodiment of the present application 2.In the present embodiment and following
In embodiment, for brevity, by clipped description similar to Example 1.Fig. 3 is shown according to the embodiment of the present application 2
Optical imaging lens structural schematic diagram.
As shown in figure 3, optical imaging lens by object side to image side sequentially include: prism E1, diaphragm STO, the second lens E2,
The third lens E3, the 4th lens E4, the 5th lens E5, the 6th lens E6, optical filter E7 and imaging surface S16.
Prism E1 is with positive light coke and has plane of incidence S1, reflecting surface S2 and exit facet S3, wherein plane of incidence S1 is convex
Face, reflecting surface S2 are plane, and exit facet S3 is convex surface.Along the direction of Y optical axis by the light of plane of incidence S1 incidence via reflecting surface
It is emitted by exit facet S3 along the direction of X-ray axis after S2 reflection, wherein Y optical axis is substantially vertical with X-ray axis.
Second lens E2 has negative power, and object side S4 is concave surface, and image side surface S5 is concave surface.The third lens E3 has
Positive light coke, object side S6 are concave surface, and image side surface S7 is convex surface.4th lens E4 has negative power, and object side S8 is
Convex surface, image side surface S9 are concave surface.5th lens E5 has positive light coke, and object side S10 is convex surface, and image side surface S11 is concave surface.
6th lens E6 has negative power, and object side S12 is concave surface, and image side surface S13 is convex surface.Optical filter E7 has object side
S14 and image side surface S15.Light from object sequentially passes through each surface S1 to S15 and is ultimately imaged on imaging surface S16.
Table 4 show the surface types of each lens of the optical imaging lens of embodiment 2, radius of curvature, thickness, material and
Circular cone coefficient, wherein radius of curvature and the unit of thickness are millimeter (mm).
Table 4
In example 2, the plane of incidence S1 and exit facet S3 of prism E1 and the second lens E2 are into the 6th lens E6
The object side of any one lens and image side surface are aspherical.Table 5, which is shown, can be used for each aspherical mirror in embodiment 2
High-order coefficient, wherein each aspherical face type can be limited by the formula (1) provided in above-described embodiment 1.
| Face number | A4 | A6 | A8 | A10 | A12 | A14 | A16 | A18 | A20 |
| S1 | -3.1780E-02 | -1.1272E-03 | -3.9784E-05 | 4.8449E-06 | -3.8264E-06 | 2.2949E-06 | -4.2469E-07 | -3.8560E-07 | 1.3924E-07 |
| S3 | -8.8850E-04 | 1.3635E-04 | -8.5243E-03 | -9.9747E-04 | 6.3291E-04 | -1.9645E-03 | -3.3266E-04 | -9.3343E-04 | -2.9686E-04 |
| S4 | -7.9171E-02 | -4.9275E-03 | 3.8662E-03 | -2.7344E-03 | 1.0867E-03 | -5.3117E-04 | 7.3626E-05 | 6.3099E-05 | -1.7392E-05 |
| S5 | 4.1634E-02 | -2.3510E-02 | 2.9436E-03 | 5.2122E-04 | -3.7948E-04 | 4.3984E-05 | -4.2808E-05 | 3.3168E-05 | -6.1426E-06 |
| S6 | -2.2524E-02 | 3.9618E-03 | -8.0600E-03 | 4.5620E-03 | -1.8330E-03 | 3.2313E-04 | -5.7067E-05 | 2.7111E-05 | 1.7988E-06 |
| S7 | 8.0731E-03 | 1.4832E-04 | -1.2797E-03 | 1.5993E-06 | -3.7149E-05 | -3.4822E-05 | -1.0069E-05 | 1.5601E-06 | 2.0041E-06 |
| S8 | 3.7302E-02 | -1.1236E-02 | 5.8365E-03 | -5.9492E-03 | 2.4959E-03 | -6.5168E-04 | 4.4556E-05 | -9.5228E-06 | 9.3856E-06 |
| S9 | 9.5817E-03 | 5.1810E-03 | 3.9010E-04 | 9.5740E-05 | 1.5427E-04 | 3.2582E-05 | -1.0404E-04 | -4.6712E-05 | 2.9838E-05 |
| S10 | 1.1631E-01 | -1.6472E-02 | -3.9797E-03 | 2.7139E-03 | -1.0555E-03 | 2.8317E-04 | -2.1934E-05 | -3.9293E-05 | 1.3395E-05 |
| S11 | -2.7107E-02 | -1.7664E-02 | -2.6827E-03 | 2.2454E-04 | -1.4431E-04 | 5.1632E-06 | 2.5720E-05 | -9.6977E-06 | 1.8189E-06 |
| S12 | -1.5540E-01 | -2.3019E-02 | -7.3553E-03 | -6.7655E-03 | -4.0739E-03 | -2.3391E-03 | -1.1191E-03 | -4.2570E-04 | -9.4261E-05 |
| S13 | -8.0178E-02 | -3.2489E-03 | 6.0307E-04 | -7.6542E-05 | -3.7536E-07 | -4.4366E-06 | -5.6614E-06 | 6.2499E-06 | -1.5387E-06 |
Table 5
Table 6 provides the effective focal length f1 to f6 of each lens in embodiment 2, total effective focal length f of optical imaging lens, incidence
Face S1 and reflecting surface S2 distance G1 and reflecting surface S2 and exit facet S3 distance G2 on the axis on X-ray axis on the axis on Y optical axis
The sum of half ImgH, total effective focal length f and the Entry pupil diameters EPD of effective pixel area diagonal line length on G1+G2, imaging surface S16
Ratio f/EPD and maximum angle of half field-of view Semi-FOV.
| f1(mm) | 8.39 | f(mm) | 19.30 |
| f2(mm) | -6.73 | (G1+G2)(mm) | 7.90 |
| f3(mm) | 120.03 | ImgH(mm) | 5.15 |
| f4(mm) | -36.64 | f/EPD | 2.95 |
| f5(mm) | 8.59 | Semi-FOV(°) | 14.7 |
| f6(mm) | -15.77 |
Table 6
Fig. 4 A shows the astigmatism curve of the optical imaging lens of embodiment 2, indicates meridianal image surface bending and sagitta of arc picture
Face bending.Fig. 4 B shows the distortion curve of the optical imaging lens of embodiment 2, indicates that distortion corresponding to different image heights is big
Small value.According to Fig. 4 A to Fig. 4 B it is found that optical imaging lens given by embodiment 2 can be realized good image quality.
Embodiment 3
The optical imaging lens according to the embodiment of the present application 3 are described referring to Fig. 5 to Fig. 6 B.Fig. 5 shows basis
The structural schematic diagram of the optical imaging lens of the embodiment of the present application 3.
As shown in figure 5, optical imaging lens by object side to image side sequentially include: prism E1, diaphragm STO, the second lens E2,
The third lens E3, the 4th lens E4, the 5th lens E5, the 6th lens E6, optical filter E7 and imaging surface S16.
Prism E1 is with positive light coke and has plane of incidence S1, reflecting surface S2 and exit facet S3, wherein plane of incidence S1 is convex
Face, reflecting surface S2 are plane, and exit facet S3 is convex surface.Along the direction of Y optical axis by the light of plane of incidence S1 incidence via reflecting surface
It is emitted by exit facet S3 along the direction of X-ray axis after S2 reflection, wherein Y optical axis is substantially vertical with X-ray axis.
Second lens E2 has negative power, and object side S4 is concave surface, and image side surface S5 is concave surface.The third lens E3 has
Positive light coke, object side S6 are convex surface, and image side surface S7 is convex surface.4th lens E4 has negative power, and object side S8 is
Convex surface, image side surface S9 are concave surface.5th lens E5 has positive light coke, and object side S10 is convex surface, and image side surface S11 is concave surface.
6th lens E6 has negative power, and object side S12 is concave surface, and image side surface S13 is concave surface.Optical filter E7 has object side
S14 and image side surface S15.Light from object sequentially passes through each surface S1 to S15 and is ultimately imaged on imaging surface S16.
Table 7 show the surface types of each lens of the optical imaging lens of embodiment 3, radius of curvature, thickness, material and
Circular cone coefficient, wherein radius of curvature and the unit of thickness are millimeter (mm).
Table 7
In embodiment 3, the plane of incidence S1 and exit facet S3 of prism E1 and the second lens E2 are into the 6th lens E6
The object side of any one lens and image side surface are aspherical.Table 8, which is shown, can be used for each aspherical mirror in embodiment 3
High-order coefficient, wherein each aspherical face type can be limited by the formula (1) provided in above-described embodiment 1.
Table 8
Table 9 provides the effective focal length f1 to f6 of each lens in embodiment 3, total effective focal length f of optical imaging lens, incidence
Face S1 and reflecting surface S2 distance G1 and reflecting surface S2 and exit facet S3 distance G2 on the axis on X-ray axis on the axis on Y optical axis
The sum of half ImgH, total effective focal length f and the Entry pupil diameters EPD of effective pixel area diagonal line length on G1+G2, imaging surface S16
Ratio f/EPD and maximum angle of half field-of view Semi-FOV.
| f1(mm) | 8.04 | f(mm) | 18.50 |
| f2(mm) | -6.48 | (G1+G2)(mm) | 8.00 |
| f3(mm) | 54.38 | ImgH(mm) | 5.15 |
| f4(mm) | -31.68 | f/EPD | 2.95 |
| f5(mm) | 9.02 | Semi-FOV(°) | 15.3 |
| f6(mm) | -16.98 |
Table 9
Fig. 6 A shows the astigmatism curve of the optical imaging lens of embodiment 3, indicates meridianal image surface bending and sagitta of arc picture
Face bending.Fig. 6 B shows the distortion curve of the optical imaging lens of embodiment 3, indicates that distortion corresponding to different image heights is big
Small value.According to Fig. 6 A to Fig. 6 B it is found that optical imaging lens given by embodiment 3 can be realized good image quality.
Embodiment 4
The optical imaging lens according to the embodiment of the present application 4 are described referring to Fig. 7 to Fig. 8 B.Fig. 7 shows basis
The structural schematic diagram of the optical imaging lens of the embodiment of the present application 4.
As shown in fig. 7, optical imaging lens by object side to image side sequentially include: prism E1, diaphragm STO, the second lens E2,
The third lens E3, the 4th lens E4, the 5th lens E5, the 6th lens E6, optical filter E7 and imaging surface S16.
Prism E1 is with positive light coke and has plane of incidence S1, reflecting surface S2 and exit facet S3, wherein plane of incidence S1 is convex
Face, reflecting surface S2 are plane, and exit facet S3 is convex surface.Along the direction of Y optical axis by the light of plane of incidence S1 incidence via reflecting surface
It is emitted by exit facet S3 along the direction of X-ray axis after S2 reflection, wherein Y optical axis is substantially vertical with X-ray axis.
Second lens E2 has negative power, and object side S4 is concave surface, and image side surface S5 is concave surface.The third lens E3 has
Negative power, object side S6 are concave surface, and image side surface S7 is convex surface.4th lens E4 has negative power, and object side S8 is
Convex surface, image side surface S9 are concave surface.5th lens E5 has positive light coke, and object side S10 is convex surface, and image side surface S11 is concave surface.
6th lens E6 has negative power, and object side S12 is concave surface, and image side surface S13 is concave surface.Optical filter E7 has object side
S14 and image side surface S15.Light from object sequentially passes through each surface S1 to S15 and is ultimately imaged on imaging surface S16.
Table 10 shows surface type, radius of curvature, thickness, the material of each lens of the optical imaging lens of embodiment 4
And circular cone coefficient, wherein radius of curvature and the unit of thickness are millimeter (mm).
Table 10
In example 4, the plane of incidence S1 and exit facet S3 of prism E1 and the second lens E2 are into the 6th lens E6
The object side of any one lens and image side surface are aspherical.Table 11, which is shown, can be used for each aspherical mirror in embodiment 4
High-order coefficient, wherein each aspherical face type can be limited by the formula (1) provided in above-described embodiment 1.
| Face number | A4 | A6 | A8 | A10 | A12 | A14 | A16 | A18 | A20 |
| S1 | -2.9731E-02 | -1.4445E-03 | -6.1178E-05 | 1.0520E-06 | -3.0028E-06 | 1.0786E-06 | -5.3427E-07 | 2.3673E-07 | -1.3615E-09 |
| S3 | 1.2817E-02 | -2.1074E-03 | -1.2361E-02 | 1.7978E-03 | -1.3896E-03 | -7.5240E-05 | -9.5723E-04 | -5.1266E-04 | -3.6586E-04 |
| S4 | -7.5145E-02 | -6.3149E-03 | -1.0430E-03 | -5.1637E-04 | -3.7874E-04 | 5.1336E-04 | 2.8715E-05 | 2.2922E-04 | -2.3169E-06 |
| S5 | 3.7309E-02 | -2.3928E-02 | 3.7036E-03 | -8.0165E-04 | -3.3186E-04 | 8.0528E-05 | -6.7166E-05 | 2.3609E-05 | 1.1335E-05 |
| S6 | -3.0874E-02 | 3.1067E-03 | -4.6530E-03 | 2.0762E-03 | -1.0499E-03 | 2.4338E-04 | -6.6348E-05 | 5.5843E-05 | 3.6720E-05 |
| S7 | 1.3949E-02 | 1.0877E-03 | -1.8864E-03 | 6.6825E-05 | 1.5008E-04 | -5.5473E-05 | -3.4555E-05 | -1.7544E-06 | 1.0566E-05 |
| S8 | 3.5996E-02 | -1.1336E-02 | 4.8410E-03 | -4.8767E-03 | 2.3693E-03 | -6.3511E-04 | 1.6251E-04 | 9.1052E-06 | 3.0113E-05 |
| S9 | 1.0616E-02 | 4.4090E-03 | 1.5172E-03 | -3.4422E-04 | -3.0336E-04 | 1.4321E-04 | -3.0127E-05 | -2.9965E-05 | 4.1856E-05 |
| S10 | 1.1851E-01 | -1.5218E-02 | -4.4167E-03 | 2.6475E-03 | -1.1076E-03 | 2.6146E-04 | -3.3825E-05 | -3.1284E-05 | 8.3372E-06 |
| S11 | -2.8557E-02 | -1.7564E-02 | -3.4616E-03 | 4.7546E-04 | -7.9323E-05 | -3.6018E-07 | 1.2063E-05 | -9.8448E-06 | -1.2628E-06 |
| S12 | -1.7034E-01 | -3.1315E-02 | -2.9930E-03 | -6.0650E-03 | -3.9904E-03 | -2.3253E-03 | -1.1102E-03 | -4.0188E-04 | -9.6468E-05 |
| S13 | -8.5414E-02 | -6.0786E-03 | 1.2361E-03 | -9.2194E-05 | -3.6833E-06 | 6.8396E-06 | -7.0380E-06 | 6.4800E-06 | -1.8347E-06 |
Table 11
Table 12 provide the effective focal length f1 to f6 of each lens in embodiment 4, optical imaging lens total effective focal length f, enter
Penetrate face S1 and reflecting surface S2 distance G1 and reflecting surface S2 and exit facet S3 distance on the axis on X-ray axis on the axis on Y optical axis
The half ImgH of effective pixel area diagonal line length, total effective focal length f and Entry pupil diameters on the sum of G2 G1+G2, imaging surface S16
The ratio f/EPD of EPD and maximum angle of half field-of view Semi-FOV.
| f1(mm) | 8.08 | f(mm) | 18.00 |
| f2(mm) | -7.64 | (G1+G2)(mm) | 7.86 |
| f3(mm) | -97.67 | ImgH(mm) | 5.15 |
| f4(mm) | -39.34 | f/EPD | 2.95 |
| f5(mm) | 8.58 | Semi-FOV(°) | 15.7 |
| f6(mm) | -14.82 |
Table 12
Fig. 8 A shows the astigmatism curve of the optical imaging lens of embodiment 4, indicates meridianal image surface bending and sagitta of arc picture
Face bending.Fig. 8 B shows the distortion curve of the optical imaging lens of embodiment 4, indicates that distortion corresponding to different image heights is big
Small value.According to Fig. 8 A to Fig. 8 B it is found that optical imaging lens given by embodiment 4 can be realized good image quality.
Embodiment 5
The optical imaging lens according to the embodiment of the present application 5 are described referring to Fig. 9 to Figure 10 B.Fig. 9 shows basis
The structural schematic diagram of the optical imaging lens of the embodiment of the present application 5.
As shown in figure 9, optical imaging lens by object side to image side sequentially include: prism E1, diaphragm STO, the second lens E2,
The third lens E3, the 4th lens E4, the 5th lens E5, the 6th lens E6, optical filter E7 and imaging surface S16.
Prism E1 is with positive light coke and has plane of incidence S1, reflecting surface S2 and exit facet S3, wherein plane of incidence S1 is convex
Face, reflecting surface S2 are plane, and exit facet S3 is convex surface.Along the direction of Y optical axis by the light of plane of incidence S1 incidence via reflecting surface
It is emitted by exit facet S3 along the direction of X-ray axis after S2 reflection, wherein Y optical axis is substantially vertical with X-ray axis.
Second lens E2 has negative power, and object side S4 is concave surface, and image side surface S5 is convex surface.The third lens E3 has
Negative power, object side S6 are concave surface, and image side surface S7 is convex surface.4th lens E4 has negative power, and object side S8 is
Convex surface, image side surface S9 are concave surface.5th lens E5 has positive light coke, and object side S10 is convex surface, and image side surface S11 is concave surface.
6th lens E6 has negative power, and object side S12 is concave surface, and image side surface S13 is concave surface.Optical filter E7 has object side
S14 and image side surface S15.Light from object sequentially passes through each surface S1 to S15 and is ultimately imaged on imaging surface S16.
Table 13 shows surface type, radius of curvature, thickness, the material of each lens of the optical imaging lens of embodiment 5
And circular cone coefficient, wherein radius of curvature and the unit of thickness are millimeter (mm).
Table 13
In embodiment 5, the plane of incidence S1 and exit facet S3 and the second lens E2 of prism E1 is into the 6th lens E6
The object side of any one lens and image side surface are aspherical.Table 14, which is shown, can be used for each aspherical mirror in embodiment 5
High-order coefficient, wherein each aspherical face type can be limited by the formula (1) provided in above-described embodiment 1.
| Face number | A4 | A6 | A8 | A10 | A12 | A14 | A16 | A18 | A20 |
| S1 | -3.1776E-02 | -1.3940E-03 | -5.6151E-05 | -3.3723E-06 | -2.9991E-06 | 1.0836E-07 | -4.8387E-07 | 2.7673E-07 | 5.4638E-07 |
| S3 | 2.1315E-02 | -2.8882E-03 | -1.4494E-02 | 2.8572E-03 | -1.9697E-03 | 6.4201E-04 | -1.2170E-03 | -3.1005E-04 | -5.7517E-04 |
| S4 | -7.1227E-02 | -8.6219E-03 | -3.5043E-03 | 3.5500E-04 | -9.4963E-04 | 1.3830E-03 | -2.2093E-04 | 4.9335E-04 | -8.5078E-05 |
| S5 | 3.1079E-02 | -2.4279E-02 | 3.6778E-03 | -7.0598E-04 | -4.9949E-04 | 2.5114E-04 | -1.3388E-04 | 7.7289E-05 | 1.1123E-05 |
| S6 | -3.5825E-02 | 4.9111E-03 | -2.7238E-03 | 9.9478E-04 | -1.5012E-04 | -4.1971E-05 | 5.1697E-05 | 3.3894E-05 | 2.4349E-05 |
| S7 | 1.7276E-02 | 1.8672E-03 | -1.9856E-03 | -5.3788E-04 | 6.1836E-04 | -2.4553E-04 | 4.2482E-05 | -4.1016E-06 | 2.4298E-06 |
| S8 | 3.6793E-02 | -1.2023E-02 | 3.3271E-03 | -3.4619E-03 | 1.8276E-03 | -2.9761E-04 | 1.5542E-04 | -6.0993E-06 | 2.7191E-05 |
| S9 | 1.0716E-02 | 4.0447E-03 | 2.7856E-03 | -4.1444E-04 | -5.1530E-04 | 4.3792E-04 | -3.7200E-05 | -3.0030E-05 | 3.4156E-05 |
| S10 | 1.1989E-01 | -1.4448E-02 | -4.2127E-03 | 2.5790E-03 | -1.0565E-03 | 3.1637E-04 | -3.4462E-05 | -2.5416E-05 | 5.1827E-06 |
| S11 | -2.8579E-02 | -1.8318E-02 | -4.2044E-03 | 4.6470E-04 | 1.0595E-05 | -1.4239E-06 | 1.3404E-05 | -5.0304E-06 | -2.5437E-06 |
| S12 | -1.7465E-01 | -4.2680E-02 | -1.6339E-03 | -5.3746E-03 | -4.0832E-03 | -2.1093E-03 | -9.6085E-04 | -3.1732E-04 | -8.0664E-05 |
| S13 | -8.7936E-02 | -8.5986E-03 | 1.1845E-03 | 8.8192E-05 | -4.4755E-05 | 2.0578E-05 | -1.2543E-05 | 6.4193E-06 | -1.4736E-06 |
Table 14
Table 15 provide the effective focal length f1 to f6 of each lens in embodiment 5, optical imaging lens total effective focal length f, enter
Penetrate face S1 and reflecting surface S2 distance G1 and reflecting surface S2 and exit facet S3 distance on the axis on X-ray axis on the axis on Y optical axis
The half ImgH of effective pixel area diagonal line length, total effective focal length f and Entry pupil diameters on the sum of G2 G1+G2, imaging surface S16
The ratio f/EPD of EPD and maximum angle of half field-of view Semi-FOV.
| f1(mm) | 7.80 | f(mm) | 17.00 |
| f2(mm) | -8.56 | (G1+G2)(mm) | 7.67 |
| f3(mm) | -40.01 | ImgH(mm) | 5.15 |
| f4(mm) | -32.38 | f/EPD | 2.95 |
| f5(mm) | 7.89 | Semi-FOV(°) | 16.5 |
| f6(mm) | -14.01 |
Table 15
Figure 10 A shows the astigmatism curve of the optical imaging lens of embodiment 5, indicates meridianal image surface bending and sagitta of arc picture
Face bending.Figure 10 B shows the distortion curve of the optical imaging lens of embodiment 5, indicates distortion corresponding to different image heights
Sizes values.According to Figure 10 A to Figure 10 B it is found that optical imaging lens given by embodiment 5 can be realized good imaging product
Matter.
Embodiment 6
The optical imaging lens according to the embodiment of the present application 6 are described referring to Figure 11 to Figure 12 B.Figure 11 shows root
According to the structural schematic diagram of the optical imaging lens of the embodiment of the present application 6.
As shown in figure 11, optical imaging lens sequentially include: prism E1, diaphragm STO, the second lens by object side to image side
E2, the third lens E3, the 4th lens E4, the 5th lens E5, the 6th lens E6, optical filter E7 and imaging surface S16.
Prism E1 is with positive light coke and has plane of incidence S1, reflecting surface S2 and exit facet S3, wherein plane of incidence S1 is convex
Face, reflecting surface S2 are plane, and exit facet S3 is convex surface.Along the direction of Y optical axis by the light of plane of incidence S1 incidence via reflecting surface
It is emitted by exit facet S3 along the direction of X-ray axis after S2 reflection, wherein Y optical axis is substantially vertical with X-ray axis.
Second lens E2 has negative power, and object side S4 is concave surface, and image side surface S5 is concave surface.The third lens E3 has
Negative power, object side S6 are concave surface, and image side surface S7 is convex surface.4th lens E4 has positive light coke, and object side S8 is
Convex surface, image side surface S9 are concave surface.5th lens E5 has positive light coke, and object side S10 is convex surface, and image side surface S11 is concave surface.
6th lens E6 has negative power, and object side S12 is concave surface, and image side surface S13 is convex surface.Optical filter E7 has object side
S14 and image side surface S15.Light from object sequentially passes through each surface S1 to S15 and is ultimately imaged on imaging surface S16.
Table 16 shows surface type, radius of curvature, thickness, the material of each lens of the optical imaging lens of embodiment 6
And circular cone coefficient, wherein radius of curvature and the unit of thickness are millimeter (mm).
Table 16
In embodiment 6, the plane of incidence S1 and exit facet S3 and the second lens E2 of prism E1 is into the 6th lens E6
The object side of any one lens and image side surface are aspherical.Table 17, which is shown, can be used for each aspherical mirror in embodiment 6
High-order coefficient, wherein each aspherical face type can be limited by the formula (1) provided in above-described embodiment 1.
| Face number | A4 | A6 | A8 | A10 | A12 | A14 | A16 | A18 | A20 |
| S1 | -2.9180E-02 | -1.4627E-03 | -6.5997E-05 | -4.7780E-06 | -1.6640E-06 | 3.2288E-07 | -4.8170E-07 | 3.6250E-07 | 2.4610E-07 |
| S3 | 1.9239E-02 | -4.5779E-03 | -1.2297E-02 | 1.6619E-03 | -1.8367E-03 | 6.8408E-04 | -1.4191E-03 | -3.1655E-04 | -5.9909E-04 |
| S4 | -6.9243E-02 | -7.3059E-03 | -3.9716E-03 | 5.4358E-05 | -1.3208E-03 | 1.4363E-03 | -1.2513E-04 | 4.8986E-04 | -2.4416E-05 |
| S5 | 3.1156E-02 | -2.1254E-02 | 2.8974E-03 | -1.9771E-04 | -2.4747E-04 | 5.4142E-05 | 1.5849E-05 | -3.7970E-05 | 7.9698E-06 |
| S6 | -3.5704E-02 | -2.8201E-04 | -3.5575E-03 | 1.1426E-03 | 5.0972E-04 | -6.6300E-04 | 4.3146E-04 | -1.2959E-04 | -5.9372E-06 |
| S7 | 1.7969E-02 | 4.6524E-03 | -1.2991E-03 | -4.9629E-04 | 9.7965E-04 | -7.3598E-04 | 3.3020E-04 | -5.6682E-05 | -7.5185E-07 |
| S8 | 3.6843E-02 | -7.4480E-03 | 2.7970E-03 | -2.8778E-03 | 3.1999E-04 | 2.5913E-04 | 1.5153E-04 | 8.5430E-05 | -1.6310E-05 |
| S9 | 1.4098E-02 | 4.9413E-04 | 2.4563E-03 | -2.9783E-04 | -1.1293E-03 | 5.9752E-04 | -3.3307E-04 | 1.4260E-04 | -1.9634E-05 |
| S10 | 1.1129E-01 | -1.1539E-02 | -3.0857E-03 | 1.2334E-03 | -7.3078E-04 | 4.6522E-04 | -2.3377E-04 | 7.0516E-05 | -6.7022E-06 |
| S11 | -1.5606E-02 | -1.7916E-02 | -4.2758E-03 | 2.1723E-04 | -8.0597E-05 | 9.5270E-05 | -2.2430E-05 | -1.2831E-06 | 3.7013E-06 |
| S12 | -1.7740E-01 | -8.4400E-02 | 2.3968E-03 | 3.4975E-04 | -3.3033E-03 | -2.3094E-03 | -1.1211E-03 | -2.8615E-04 | -6.9141E-05 |
| S13 | -8.0531E-02 | -1.5173E-02 | 7.1533E-04 | 3.0111E-04 | -8.2081E-05 | 5.0216E-05 | -1.6819E-05 | 5.3908E-06 | -8.9378E-07 |
Table 17
Table 18 provide the effective focal length f1 to f6 of each lens in embodiment 6, optical imaging lens total effective focal length f, enter
Penetrate face S1 and reflecting surface S2 distance G1 and reflecting surface S2 and exit facet S3 distance on the axis on X-ray axis on the axis on Y optical axis
The half ImgH of effective pixel area diagonal line length, total effective focal length f and Entry pupil diameters on the sum of G2 G1+G2, imaging surface S16
The ratio f/EPD of EPD and maximum angle of half field-of view Semi-FOV.
Table 18
Figure 12 A shows the astigmatism curve of the optical imaging lens of embodiment 6, indicates meridianal image surface bending and sagitta of arc picture
Face bending.Figure 12 B shows the distortion curve of the optical imaging lens of embodiment 6, indicates distortion corresponding to different image heights
Sizes values.According to Figure 12 A to Figure 12 B it is found that optical imaging lens given by embodiment 6 can be realized good imaging product
Matter.
Embodiment 7
The optical imaging lens according to the embodiment of the present application 7 are described referring to Figure 13 to Figure 14 B.Figure 13 shows root
According to the structural schematic diagram of the optical imaging lens of the embodiment of the present application 7.
As shown in figure 13, optical imaging lens sequentially include: prism E1, diaphragm STO, the second lens by object side to image side
E2, the third lens E3, the 4th lens E4, the 5th lens E5, the 6th lens E6, optical filter E7 and imaging surface S16.
Prism E1 is with positive light coke and has plane of incidence S1, reflecting surface S2 and exit facet S3, wherein plane of incidence S1 is convex
Face, reflecting surface S2 are plane, and exit facet S3 is convex surface.Along the direction of Y optical axis by the light of plane of incidence S1 incidence via reflecting surface
It is emitted by exit facet S3 along the direction of X-ray axis after S2 reflection, wherein Y optical axis is substantially vertical with X-ray axis.
Second lens E2 has negative power, and object side S4 is concave surface, and image side surface S5 is concave surface.The third lens E3 has
Negative power, object side S6 are concave surface, and image side surface S7 is convex surface.4th lens E4 has negative power, and object side S8 is
Convex surface, image side surface S9 are concave surface.5th lens E5 has positive light coke, and object side S10 is convex surface, and image side surface S11 is concave surface.
6th lens E6 has positive light coke, and object side S12 is concave surface, and image side surface S13 is convex surface.Optical filter E7 has object side
S14 and image side surface S15.Light from object sequentially passes through each surface S1 to S15 and is ultimately imaged on imaging surface S16.
Table 19 shows surface type, radius of curvature, thickness, the material of each lens of the optical imaging lens of embodiment 7
And circular cone coefficient, wherein radius of curvature and the unit of thickness are millimeter (mm).
Table 19
In embodiment 7, the plane of incidence S1 and exit facet S3 and the second lens E2 of prism E1 is into the 6th lens E6
The object side of any one lens and image side surface are aspherical.Table 20, which is shown, can be used for each aspherical mirror in embodiment 7
High-order coefficient, wherein each aspherical face type can be limited by the formula (1) provided in above-described embodiment 1.
| Face number | A4 | A6 | A8 | A10 | A12 | A14 | A16 | A18 | A20 |
| S1 | -2.6033E-02 | -1.7639E-03 | -1.0786E-04 | -1.2272E-05 | -2.7821E-07 | -6.4750E-07 | -1.1357E-06 | -1.8496E-07 | 4.5825E-07 |
| S3 | 9.5290E-03 | 1.2421E-02 | -1.4967E-02 | -3.8202E-04 | -1.3182E-03 | -1.1365E-03 | 3.6037E-05 | -5.4676E-04 | 1.0459E-04 |
| S4 | -8.0735E-02 | -3.9896E-03 | 3.8791E-03 | -6.0823E-03 | 1.1508E-03 | -1.1060E-03 | 6.4743E-04 | 8.8317E-05 | 3.0127E-04 |
| S5 | 3.0672E-02 | -2.5920E-02 | 7.8254E-03 | -3.8147E-03 | 6.0447E-04 | -1.1189E-03 | 1.1782E-04 | -6.7479E-04 | -1.3342E-04 |
| S6 | -5.0320E-02 | 1.3535E-02 | -1.5384E-03 | -1.8161E-03 | 3.6766E-04 | -9.2900E-04 | 1.5550E-04 | -6.7251E-04 | -2.0255E-04 |
| S7 | 2.7981E-02 | 2.9043E-03 | -3.4373E-03 | -1.5053E-03 | 6.5783E-05 | -2.9608E-04 | -1.0444E-04 | -1.0948E-04 | -1.8811E-05 |
| S8 | 6.8486E-02 | -9.2704E-03 | 8.3037E-04 | 2.6754E-04 | -1.5157E-03 | 6.4139E-05 | -8.4801E-04 | 2.8470E-04 | -7.3728E-05 |
| S9 | -2.1758E-02 | 1.0321E-02 | 3.2941E-03 | 7.6534E-04 | -3.2896E-03 | 1.7147E-03 | -8.7191E-04 | 8.0948E-04 | -9.0693E-04 |
| S10 | 1.6497E-01 | -8.7308E-04 | 1.0375E-03 | 1.5346E-03 | -1.1637E-03 | 6.0641E-04 | -5.7988E-04 | 2.2501E-04 | -9.0848E-05 |
| S11 | -4.9546E-02 | -2.3958E-02 | -1.9482E-03 | 2.4816E-04 | 3.4901E-04 | 2.8157E-04 | 1.0149E-04 | 4.5262E-05 | 1.5385E-05 |
| S12 | -4.6803E-01 | -9.1094E-02 | -3.6032E-03 | 1.3024E-02 | 1.1644E-02 | 6.7321E-03 | 2.8252E-03 | 8.3379E-04 | 1.4419E-04 |
| S13 | -1.9867E-01 | -1.8886E-02 | -3.9024E-03 | -1.0859E-03 | -4.2666E-04 | -1.2202E-04 | -3.5145E-05 | -6.6094E-06 | 1.5656E-06 |
Table 20
Table 21 provide the effective focal length f1 to f6 of each lens in embodiment 7, optical imaging lens total effective focal length f, enter
Penetrate face S1 and reflecting surface S2 distance G1 and reflecting surface S2 and exit facet S3 distance on the axis on X-ray axis on the axis on Y optical axis
The half ImgH of effective pixel area diagonal line length, total effective focal length f and Entry pupil diameters on the sum of G2 G1+G2, imaging surface S16
The ratio f/EPD of EPD and maximum angle of half field-of view Semi-FOV.
| f1(mm) | 6.60 | f(mm) | 17.30 |
| f2(mm) | -6.71 | (G1+G2)(mm) | 8.10 |
| f3(mm) | -733.91 | ImgH(mm) | 5.15 |
| f4(mm) | -33.81 | f/EPD | 2.95 |
| f5(mm) | 14.80 | Semi-FOV(°) | 16.3 |
| f6(mm) | 52.00 |
Table 21
Figure 14 A shows the astigmatism curve of the optical imaging lens of embodiment 7, indicates meridianal image surface bending and sagitta of arc picture
Face bending.Figure 14 B shows the distortion curve of the optical imaging lens of embodiment 7, indicates distortion corresponding to different image heights
Sizes values.According to Figure 14 A to Figure 14 B it is found that optical imaging lens given by embodiment 7 can be realized good imaging product
Matter.
Embodiment 8
The optical imaging lens according to the embodiment of the present application 8 are described referring to Figure 15 to Figure 16 B.Figure 15 shows root
According to the structural schematic diagram of the optical imaging lens of the embodiment of the present application 8.
As shown in figure 15, optical imaging lens sequentially include: prism E1, diaphragm STO, the second lens by object side to image side
E2, the third lens E3, the 4th lens E4, the 5th lens E5, the 6th lens E6, optical filter E7 and imaging surface S16.
Prism E1 is with positive light coke and has plane of incidence S1, reflecting surface S2 and exit facet S3, wherein plane of incidence S1 is convex
Face, reflecting surface S2 are plane, and exit facet S3 is convex surface.Along the direction of Y optical axis by the light of plane of incidence S1 incidence via reflecting surface
It is emitted by exit facet S3 along the direction of X-ray axis after S2 reflection, wherein Y optical axis is substantially vertical with X-ray axis.
Second lens E2 has negative power, and object side S4 is concave surface, and image side surface S5 is concave surface.The third lens E3 has
Negative power, object side S6 are concave surface, and image side surface S7 is convex surface.4th lens E4 has negative power, and object side S8 is
Convex surface, image side surface S9 are concave surface.5th lens E5 has positive light coke, and object side S10 is convex surface, and image side surface S11 is convex surface.
6th lens E6 has negative power, and object side S12 is concave surface, and image side surface S13 is concave surface.Optical filter E7 has object side
S14 and image side surface S15.Light from object sequentially passes through each surface S1 to S15 and is ultimately imaged on imaging surface S16.
Table 22 shows surface type, radius of curvature, thickness, the material of each lens of the optical imaging lens of embodiment 8
And circular cone coefficient, wherein radius of curvature and the unit of thickness are millimeter (mm).
Table 22
In embodiment 8, the plane of incidence S1 and exit facet S3 and the second lens E2 of prism E1 is into the 6th lens E6
The object side of any one lens and image side surface are aspherical.Table 23, which is shown, can be used for each aspherical mirror in embodiment 8
High-order coefficient, wherein each aspherical face type can be limited by the formula (1) provided in above-described embodiment 1.
Table 23
Table 24 provide the effective focal length f1 to f6 of each lens in embodiment 8, optical imaging lens total effective focal length f, enter
Penetrate face S1 and reflecting surface S2 distance G1 and reflecting surface S2 and exit facet S3 distance on the axis on X-ray axis on the axis on Y optical axis
The half ImgH of effective pixel area diagonal line length, total effective focal length f and Entry pupil diameters on the sum of G2 G1+G2, imaging surface S16
The ratio f/EPD of EPD and maximum angle of half field-of view Semi-FOV.
| f1(mm) | 10.17 | f(mm) | 17.00 |
| f2(mm) | -7.00 | (G1+G2)(mm) | 8.19 |
| f3(mm) | -143.48 | ImgH(mm) | 5.15 |
| f4(mm) | -33.27 | f/EPD | 2.95 |
| f5(mm) | 5.87 | Semi-FOV(°) | 16.5 |
| f6(mm) | -10.35 |
Table 24
Figure 16 A shows the astigmatism curve of the optical imaging lens of embodiment 8, indicates meridianal image surface bending and sagitta of arc picture
Face bending.Figure 16 B shows the distortion curve of the optical imaging lens of embodiment 8, indicates distortion corresponding to different image heights
Sizes values.According to Figure 16 A to Figure 16 B it is found that optical imaging lens given by embodiment 8 can be realized good imaging product
Matter.
Embodiment 9
The optical imaging lens according to the embodiment of the present application 9 are described referring to Figure 17 to Figure 18 B.Figure 17 shows roots
According to the structural schematic diagram of the optical imaging lens of the embodiment of the present application 9.
As shown in figure 17, optical imaging lens sequentially include: prism E1, diaphragm STO, the second lens by object side to image side
E2, the third lens E3, the 4th lens E4, the 5th lens E5, the 6th lens E6, optical filter E7 and imaging surface S16.
Prism E1 is with positive light coke and has plane of incidence S1, reflecting surface S2 and exit facet S3, wherein plane of incidence S1 is convex
Face, reflecting surface S2 are plane, and exit facet S3 is convex surface.Along the direction of Y optical axis by the light of plane of incidence S1 incidence via reflecting surface
It is emitted by exit facet S3 along the direction of X-ray axis after S2 reflection, wherein Y optical axis is substantially vertical with X-ray axis.
Second lens E2 has negative power, and object side S4 is concave surface, and image side surface S5 is concave surface.The third lens E3 has
Negative power, object side S6 are concave surface, and image side surface S7 is convex surface.4th lens E4 has positive light coke, and object side S8 is
Convex surface, image side surface S9 are convex surface.5th lens E5 has negative power, and object side S10 is concave surface, and image side surface S11 is concave surface.
6th lens E6 has negative power, and object side S12 is concave surface, and image side surface S13 is convex surface.Optical filter E7 has object side
S14 and image side surface S15.Light from object sequentially passes through each surface S1 to S15 and is ultimately imaged on imaging surface S16.
Table 25 shows surface type, radius of curvature, thickness, the material of each lens of the optical imaging lens of embodiment 9
And circular cone coefficient, wherein radius of curvature and the unit of thickness are millimeter (mm).
Table 25
In embodiment 9, the plane of incidence S1 and exit facet S3 and the second lens E2 of prism E1 is into the 6th lens E6
The object side of any one lens and image side surface are aspherical.Table 26, which is shown, can be used for each aspherical mirror in embodiment 9
High-order coefficient, wherein each aspherical face type can be limited by the formula (1) provided in above-described embodiment 1.
| Face number | A4 | A6 | A8 | A10 | A12 | A14 | A16 | A18 | A20 |
| S1 | -2.7969E-02 | -1.2999E-03 | -5.7442E-05 | -4.9266E-06 | 3.2184E-06 | 7.8876E-07 | 3.2488E-06 | 2.2917E-06 | 1.7215E-06 |
| S3 | 1.0601E-02 | 1.5135E-03 | -1.2688E-02 | 1.1295E-03 | -1.3522E-03 | 2.3612E-04 | -1.3674E-03 | -2.8487E-04 | -5.2585E-04 |
| S4 | -6.9040E-02 | -8.2895E-03 | -2.2828E-03 | -5.9561E-04 | -1.4864E-03 | 7.2744E-04 | -5.5227E-04 | 2.4517E-04 | -7.3254E-05 |
| S5 | 3.1319E-02 | -2.2258E-02 | 2.5866E-03 | -1.1819E-04 | -2.3642E-04 | 2.8965E-04 | -5.5592E-05 | 5.4813E-05 | -3.6453E-06 |
| S6 | -2.8119E-02 | -6.7411E-04 | -3.5921E-03 | 1.4910E-03 | -1.8812E-04 | -3.2761E-05 | 2.2443E-04 | -9.3366E-06 | 1.0536E-05 |
| S7 | 1.2484E-02 | 3.6874E-03 | -2.1506E-03 | -7.9640E-05 | 1.9573E-04 | -2.8027E-04 | 2.4377E-04 | -2.8303E-05 | 1.1754E-05 |
| S8 | 4.1860E-02 | -5.5779E-03 | 3.4686E-03 | -2.7612E-03 | -2.3155E-04 | -2.1134E-04 | 2.4556E-04 | 4.1564E-05 | 2.4169E-05 |
| S9 | 1.0112E-02 | 1.0357E-05 | -4.3760E-04 | -2.8105E-04 | -6.0970E-04 | 1.4594E-04 | 1.4322E-04 | -1.4183E-05 | -2.1997E-05 |
| S10 | 1.1740E-01 | -1.0383E-02 | -3.4932E-03 | 1.2339E-03 | -4.9492E-04 | 3.8848E-04 | 1.0704E-04 | -6.5342E-05 | -3.4444E-05 |
| S11 | -1.1443E-02 | -2.0782E-02 | -1.2774E-03 | 5.8359E-04 | -7.2993E-05 | -4.0724E-05 | -5.0361E-05 | -2.1397E-05 | -4.4067E-06 |
| S12 | -1.5947E-01 | -6.6183E-02 | -2.0401E-03 | 2.4787E-03 | -2.7678E-03 | -1.7873E-03 | -8.5955E-04 | -1.8585E-04 | -1.7484E-05 |
| S13 | -4.7263E-02 | -7.4804E-03 | -9.9499E-04 | 9.4055E-04 | -1.6173E-04 | 6.1493E-05 | -7.7556E-06 | 1.2628E-06 | -3.4104E-07 |
Table 26
Table 27 provide the effective focal length f1 to f6 of each lens in embodiment 9, optical imaging lens total effective focal length f, enter
Penetrate face S1 and reflecting surface S2 distance G1 and reflecting surface S2 and exit facet S3 distance on the axis on X-ray axis on the axis on Y optical axis
The half ImgH of effective pixel area diagonal line length, total effective focal length f and Entry pupil diameters on the sum of G2 G1+G2, imaging surface S16
The ratio f/EPD of EPD and maximum angle of half field-of view Semi-FOV.
| f1(mm) | 8.65 | f(mm) | 17.10 |
| f2(mm) | -8.55 | (G1+G2)(mm) | 7.42 |
| f3(mm) | -156.43 | ImgH(mm) | 5.15 |
| f4(mm) | 5.66 | f/EPD | 2.95 |
| f5(mm) | -7.90 | Semi-FOV(°) | 16.5 |
| f6(mm) | -19.79 |
Table 27
Figure 18 A shows the astigmatism curve of the optical imaging lens of embodiment 9, indicates meridianal image surface bending and sagitta of arc picture
Face bending.Figure 18 B shows the distortion curve of the optical imaging lens of embodiment 9, indicates distortion corresponding to different image heights
Sizes values.According to Figure 18 A to Figure 18 B it is found that optical imaging lens given by embodiment 9 can be realized good imaging product
Matter.
Embodiment 10
The optical imaging lens according to the embodiment of the present application 10 are described referring to Figure 19 to Figure 20 B.Figure 19 is shown
According to the structural schematic diagram of the optical imaging lens of the embodiment of the present application 10.
As shown in figure 19, optical imaging lens sequentially include: prism E1, diaphragm STO, the second lens by object side to image side
E2, the third lens E3, the 4th lens E4, the 5th lens E5, the 6th lens E6, optical filter E7 and imaging surface S16.
Prism E1 is with positive light coke and has plane of incidence S1, reflecting surface S2 and exit facet S3, wherein plane of incidence S1 is convex
Face, reflecting surface S2 are plane, and exit facet S3 is convex surface.Along the direction of Y optical axis by the light of plane of incidence S1 incidence via reflecting surface
It is emitted by exit facet S3 along the direction of X-ray axis after S2 reflection, wherein Y optical axis is substantially vertical with X-ray axis.
Second lens E2 has negative power, and object side S4 is concave surface, and image side surface S5 is concave surface.The third lens E3 has
Positive light coke, object side S6 are convex surface, and image side surface S7 is convex surface.4th lens E4 has positive light coke, and object side S8 is
Convex surface, image side surface S9 are concave surface.5th lens E5 has positive light coke, and object side S10 is convex surface, and image side surface S11 is concave surface.
6th lens E6 has negative power, and object side S12 is concave surface, and image side surface S13 is concave surface.Optical filter E7 has object side
S14 and image side surface S15.Light from object sequentially passes through each surface S1 to S15 and is ultimately imaged on imaging surface S16.
Table 28 shows surface type, radius of curvature, thickness, the material of each lens of the optical imaging lens of embodiment 10
And circular cone coefficient, wherein radius of curvature and the unit of thickness are millimeter (mm).
Table 28
In embodiment 10, the plane of incidence S1 and exit facet S3 and the second lens E2 of prism E1 is into the 6th lens E6
The object side of any one lens and image side surface are aspherical.Table 29, which is shown, can be used for each aspherical mirror in embodiment 10
High-order coefficient, wherein each aspherical face type can be limited by the formula (1) provided in above-described embodiment 1.
| Face number | A4 | A6 | A8 | A10 | A12 | A14 | A16 | A18 | A20 |
| S1 | -3.5512E-02 | -8.4357E-04 | -3.0472E-06 | -4.3756E-06 | 5.0973E-07 | 6.6405E-07 | -4.2046E-07 | -2.5569E-08 | 2.9033E-08 |
| S3 | -4.9799E-03 | 2.1105E-02 | -1.8223E-02 | 7.0077E-04 | -3.2543E-03 | 3.9793E-04 | -1.7356E-04 | 3.2251E-04 | 9.2414E-05 |
| S4 | -5.9358E-02 | -1.3074E-02 | 3.2528E-03 | -8.9203E-04 | -3.7166E-04 | 1.0963E-04 | -1.9842E-04 | 7.3215E-06 | 1.2986E-05 |
| S5 | 2.2835E-02 | -2.0529E-02 | 4.1501E-03 | 3.3233E-04 | -3.0779E-04 | 8.1148E-05 | -6.4172E-06 | 4.0280E-06 | -2.9509E-06 |
| S6 | -5.1422E-03 | 4.1200E-03 | -6.4245E-03 | 3.5404E-03 | -1.7624E-03 | 3.2709E-04 | -1.0191E-04 | 3.4107E-05 | -3.5194E-08 |
| S7 | -2.9012E-03 | -4.9026E-04 | -1.8424E-03 | 1.6539E-05 | -2.7446E-05 | -3.7890E-05 | -1.2538E-05 | 7.0188E-08 | 1.7437E-06 |
| S8 | 6.9841E-02 | -1.3407E-02 | 4.4434E-03 | -5.5854E-03 | 2.4146E-03 | -4.5900E-04 | 1.2801E-04 | -3.2633E-05 | 3.2804E-07 |
| S9 | -2.3947E-02 | 5.8571E-03 | 4.7761E-03 | -7.1977E-05 | -5.5223E-05 | -5.1363E-05 | -4.0393E-04 | -1.0446E-04 | 4.3554E-05 |
| S10 | 1.4137E-01 | -1.4938E-02 | -3.5581E-03 | 3.0621E-03 | -9.8387E-04 | 3.1431E-04 | -2.7544E-05 | -3.8081E-05 | 6.7919E-06 |
| S11 | -4.8549E-02 | -1.6826E-02 | -3.2050E-03 | 8.0013E-04 | -3.4708E-04 | 4.9930E-05 | -3.7303E-06 | -1.3309E-05 | 2.8576E-06 |
| S12 | -1.8411E-01 | -3.7404E-02 | 4.5225E-05 | -6.1874E-03 | -7.9827E-04 | -1.1916E-03 | 6.0210E-04 | 2.9911E-04 | 3.9213E-04 |
| S13 | -2.7430E-02 | -1.5400E-02 | 4.6062E-03 | -1.7895E-03 | 1.0152E-03 | -4.0544E-04 | 2.1600E-04 | -1.3854E-04 | 6.4979E-05 |
Table 29
Table 30 provide the effective focal length f1 to f6 of each lens in embodiment 10, optical imaging lens total effective focal length f, enter
Penetrate face S1 and reflecting surface S2 distance G1 and reflecting surface S2 and exit facet S3 distance on the axis on X-ray axis on the axis on Y optical axis
The half ImgH of effective pixel area diagonal line length, total effective focal length f and Entry pupil diameters on the sum of G2 G1+G2, imaging surface S16
The ratio f/EPD of EPD and maximum angle of half field-of view Semi-FOV.
| f1(mm) | 12.06 | f(mm) | 19.30 |
| f2(mm) | -4.95 | (G1+G2)(mm) | 7.81 |
| f3(mm) | 10.19 | ImgH(mm) | 5.15 |
| f4(mm) | 32.61 | f/EPD | 2.95 |
| f5(mm) | 17.30 | Semi-FOV(°) | 15.0 |
| f6(mm) | -16.31 |
Table 30
Figure 20 A shows the astigmatism curve of the optical imaging lens of embodiment 10, indicates meridianal image surface bending and the sagitta of arc
Curvature of the image.Figure 20 B shows the distortion curve of the optical imaging lens of embodiment 10, indicates abnormal corresponding to different image heights
Become sizes values.0A to Figure 20 B is it is found that optical imaging lens given by embodiment 10 can be realized good imaging according to fig. 2
Quality.
Embodiment 11
The optical imaging lens according to the embodiment of the present application 11 are described referring to Figure 21 to Figure 22 B.Figure 21 is shown
According to the structural schematic diagram of the optical imaging lens of the embodiment of the present application 11.
As shown in figure 21, optical imaging lens sequentially include: prism E1, diaphragm STO, the second lens by object side to image side
E2, the third lens E3, the 4th lens E4, the 5th lens E5, the 6th lens E6, optical filter E7 and imaging surface S16.
Prism E1 is with positive light coke and has plane of incidence S1, reflecting surface S2 and exit facet S3, wherein plane of incidence S1 is convex
Face, reflecting surface S2 are plane, and exit facet S3 is convex surface.Along the direction of Y optical axis by the light of plane of incidence S1 incidence via reflecting surface
It is emitted by exit facet S3 along the direction of X-ray axis after S2 reflection, wherein Y optical axis is substantially vertical with X-ray axis.
Second lens E2 has negative power, and object side S4 is concave surface, and image side surface S5 is concave surface.The third lens E3 has
Negative power, object side S6 are convex surface, and image side surface S7 is concave surface.4th lens E4 has positive light coke, and object side S8 is
Convex surface, image side surface S9 are concave surface.5th lens E5 has positive light coke, and object side S10 is convex surface, and image side surface S11 is convex surface.
6th lens E6 has negative power, and object side S12 is concave surface, and image side surface S13 is concave surface.Optical filter E7 has object side
S14 and image side surface S15.Light from object sequentially passes through each surface S1 to S15 and is ultimately imaged on imaging surface S16.
Table 31 shows surface type, radius of curvature, thickness, the material of each lens of the optical imaging lens of embodiment 11
And circular cone coefficient, wherein radius of curvature and the unit of thickness are millimeter (mm).
Table 31
In embodiment 11, the plane of incidence S1 and exit facet S3 and the second lens E2 of prism E1 is into the 6th lens E6
The object side of any one lens and image side surface are aspherical.Table 32, which is shown, can be used for each aspherical mirror in embodiment 11
High-order coefficient, wherein each aspherical face type can be limited by the formula (1) provided in above-described embodiment 1.
| Face number | A4 | A6 | A8 | A10 | A12 | A14 | A16 | A18 | A20 |
| S1 | -3.2326E-02 | -1.3177E-03 | -3.9000E-05 | 5.2281E-06 | -1.0663E-06 | 2.6836E-06 | 1.1358E-06 | 1.9769E-06 | 4.6141E-07 |
| S3 | 3.6003E-02 | -8.5443E-03 | -1.6375E-02 | 4.1504E-03 | -2.1058E-03 | 1.3260E-03 | -1.8417E-03 | 5.5297E-05 | -4.8167E-04 |
| S4 | -6.9629E-02 | -2.3749E-03 | -7.4046E-03 | 2.0508E-03 | 4.5356E-04 | 3.1860E-03 | -2.2012E-04 | 5.9658E-04 | -1.1094E-04 |
| S5 | 3.6475E-02 | -2.3166E-02 | 2.5341E-03 | -2.3360E-03 | -9.9898E-04 | 2.9606E-04 | -1.5644E-04 | 7.0732E-05 | -2.0885E-06 |
| S6 | -4.8424E-02 | -5.6457E-03 | -3.4174E-03 | 1.9169E-03 | -8.4331E-04 | 1.0906E-04 | -2.9086E-05 | -6.8288E-06 | 4.4269E-06 |
| S7 | 3.0037E-02 | 8.0481E-03 | -1.1663E-03 | 3.4257E-04 | 1.5928E-04 | -9.8320E-05 | -2.7013E-06 | -3.9744E-06 | 1.7859E-06 |
| S8 | 3.4517E-02 | -1.2036E-02 | 3.8596E-03 | -5.0148E-03 | 2.2212E-03 | -6.3980E-04 | 2.0385E-04 | -2.2015E-06 | 3.1396E-05 |
| S9 | 1.3481E-02 | 3.8614E-03 | 2.1812E-03 | -4.9615E-05 | -6.2616E-04 | 2.4618E-04 | -7.8105E-06 | -4.1897E-05 | 3.7211E-05 |
| S10 | 1.1882E-01 | -1.3283E-02 | -4.0119E-03 | 2.5540E-03 | -1.1276E-03 | 2.5248E-04 | -3.6316E-05 | -2.6519E-05 | 1.2367E-05 |
| S11 | -2.0514E-02 | -1.9428E-02 | -3.4767E-03 | 6.4013E-05 | -7.2470E-06 | -1.0424E-07 | 5.5332E-07 | -3.1831E-06 | -2.3909E-06 |
| S12 | -2.0501E-01 | -4.2429E-02 | -1.0546E-02 | -9.5043E-03 | -5.8628E-03 | -2.8198E-03 | -1.1016E-03 | -3.0716E-04 | -5.2328E-05 |
| S13 | -1.0357E-01 | -3.2717E-03 | 5.7163E-04 | 3.0050E-05 | -1.9747E-05 | 8.7310E-06 | -4.3971E-06 | 1.5426E-06 | -8.4182E-07 |
Table 32
Table 33 provide the effective focal length f1 to f6 of each lens in embodiment 11, optical imaging lens total effective focal length f, enter
Penetrate face S1 and reflecting surface S2 distance G1 and reflecting surface S2 and exit facet S3 distance on the axis on X-ray axis on the axis on Y optical axis
The half ImgH of effective pixel area diagonal line length, total effective focal length f and Entry pupil diameters on the sum of G2 G1+G2, imaging surface S16
The ratio f/EPD of EPD and maximum angle of half field-of view Semi-FOV.
| f1(mm) | 8.99 | f(mm) | 16.90 |
| f2(mm) | -7.27 | (G1+G2)(mm) | 8.20 |
| f3(mm) | -32.66 | ImgH(mm) | 5.15 |
| f4(mm) | 320.93 | f/EPD | 2.95 |
| f5(mm) | 6.53 | Semi-FOV(°) | 16.6 |
| f6(mm) | -10.04 |
Table 33
Figure 22 A shows the astigmatism curve of the optical imaging lens of embodiment 11, indicates meridianal image surface bending and the sagitta of arc
Curvature of the image.Figure 22 B shows the distortion curve of the optical imaging lens of embodiment 11, indicates abnormal corresponding to different image heights
Become sizes values.2A to Figure 22 B is it is found that optical imaging lens given by embodiment 11 can be realized good imaging according to fig. 2
Quality.
Embodiment 12
The optical imaging lens according to the embodiment of the present application 12 are described referring to Figure 23 to Figure 24 B.Figure 23 is shown
According to the structural schematic diagram of the optical imaging lens of the embodiment of the present application 12.
As shown in figure 23, optical imaging lens sequentially include: prism E1, diaphragm STO, the second lens by object side to image side
E2, the third lens E3, the 4th lens E4, the 5th lens E5, the 6th lens E6, optical filter E7 and imaging surface S16.
Prism E1 is with positive light coke and has plane of incidence S1, reflecting surface S2 and exit facet S3, wherein plane of incidence S1 is convex
Face, reflecting surface S2 are plane, and exit facet S3 is convex surface.Along the direction of Y optical axis by the light of plane of incidence S1 incidence via reflecting surface
It is emitted by exit facet S3 along the direction of X-ray axis after S2 reflection, wherein Y optical axis is substantially vertical with X-ray axis.
Second lens E2 has negative power, and object side S4 is concave surface, and image side surface S5 is concave surface.The third lens E3 has
Negative power, object side S6 are convex surface, and image side surface S7 is concave surface.4th lens E4 has negative power, and object side S8 is
Concave surface, image side surface S9 are convex surface.5th lens E5 has positive light coke, and object side S10 is convex surface, and image side surface S11 is convex surface.
6th lens E6 has negative power, and object side S12 is concave surface, and image side surface S13 is concave surface.Optical filter E7 has object side
S14 and image side surface S15.Light from object sequentially passes through each surface S1 to S15 and is ultimately imaged on imaging surface S16.
Table 34 shows surface type, radius of curvature, thickness, the material of each lens of the optical imaging lens of embodiment 12
And circular cone coefficient, wherein radius of curvature and the unit of thickness are millimeter (mm).
Table 34
In embodiment 12, the plane of incidence S1 and exit facet S3 and the second lens E2 of prism E1 is into the 6th lens E6
The object side of any one lens and image side surface are aspherical.Table 35, which is shown, can be used for each aspherical mirror in embodiment 12
High-order coefficient, wherein each aspherical face type can be limited by the formula (1) provided in above-described embodiment 1.
Table 35
Table 36 provide the effective focal length f1 to f6 of each lens in embodiment 12, optical imaging lens total effective focal length f, enter
Penetrate face S1 and reflecting surface S2 distance G1 and reflecting surface S2 and exit facet S3 distance on the axis on X-ray axis on the axis on Y optical axis
The half ImgH of effective pixel area diagonal line length, total effective focal length f and Entry pupil diameters on the sum of G2 G1+G2, imaging surface S16
The ratio f/EPD of EPD and maximum angle of half field-of view Semi-FOV.
| f1(mm) | 8.42 | f(mm) | 16.37 |
| f2(mm) | -7.62 | (G1+G2)(mm) | 8.27 |
| f3(mm) | -93.92 | ImgH(mm) | 5.15 |
| f4(mm) | -13.08 | f/EPD | 2.95 |
| f5(mm) | 5.51 | Semi-FOV(°) | 17.1 |
| f6(mm) | -10.86 |
Table 36
Figure 24 A shows the astigmatism curve of the optical imaging lens of embodiment 12, indicates meridianal image surface bending and the sagitta of arc
Curvature of the image.Figure 24 B shows the distortion curve of the optical imaging lens of embodiment 12, indicates abnormal corresponding to different image heights
Become sizes values.4A to Figure 24 B is it is found that optical imaging lens given by embodiment 12 can be realized good imaging according to fig. 2
Quality.
Embodiment 13
The optical imaging lens according to the embodiment of the present application 13 are described referring to Figure 25 to Figure 26 B.Figure 25 is shown
According to the structural schematic diagram of the optical imaging lens of the embodiment of the present application 13.
As shown in figure 25, optical imaging lens sequentially include: prism E1, diaphragm STO, the second lens by object side to image side
E2, the third lens E3, the 4th lens E4, the 5th lens E5, the 6th lens E6, optical filter E7 and imaging surface S16.
Prism E1 is with positive light coke and has plane of incidence S1, reflecting surface S2 and exit facet S3, wherein plane of incidence S1 is convex
Face, reflecting surface S2 are plane, and exit facet S3 is convex surface.Along the direction of Y optical axis by the light of plane of incidence S1 incidence via reflecting surface
It is emitted by exit facet S3 along the direction of X-ray axis after S2 reflection, wherein Y optical axis is substantially vertical with X-ray axis.
Second lens E2 has negative power, and object side S4 is concave surface, and image side surface S5 is concave surface.The third lens E3 has
Negative power, object side S6 are convex surface, and image side surface S7 is concave surface.4th lens E4 has negative power, and object side S8 is
Concave surface, image side surface S9 are convex surface.5th lens E5 has positive light coke, and object side S10 is convex surface, and image side surface S11 is convex surface.
6th lens E6 has negative power, and object side S12 is convex surface, and image side surface S13 is concave surface.Optical filter E7 has object side
S14 and image side surface S15.Light from object sequentially passes through each surface S1 to S15 and is ultimately imaged on imaging surface S16.
Table 37 shows surface type, radius of curvature, thickness, the material of each lens of the optical imaging lens of embodiment 13
And circular cone coefficient, wherein radius of curvature and the unit of thickness are millimeter (mm).
Table 37
In embodiment 13, the plane of incidence S1 and exit facet S3 and the second lens E2 of prism E1 is into the 6th lens E6
The object side of any one lens and image side surface are aspherical.Table 38, which is shown, can be used for each aspherical mirror in embodiment 13
High-order coefficient, wherein each aspherical face type can be limited by the formula (1) provided in above-described embodiment 1.
| Face number | A4 | A6 | A8 | A10 | A12 | A14 | A16 | A18 | A20 |
| S1 | -2.7041E-02 | -1.0477E-03 | 1.0192E-04 | 1.1020E-04 | 7.6556E-05 | 5.1370E-05 | 2.6132E-05 | 1.1378E-05 | 2.3228E-06 |
| S3 | 5.6071E-02 | -1.4182E-02 | -1.3646E-02 | 5.8163E-03 | -2.2301E-03 | -2.2456E-05 | -9.8897E-04 | 2.9765E-05 | -6.6559E-04 |
| S4 | -4.9582E-02 | -7.3330E-03 | -9.1883E-03 | 2.0311E-03 | 2.4345E-03 | 1.9880E-03 | 2.3211E-05 | 8.2878E-04 | -7.8089E-05 |
| S5 | 1.4202E-02 | -1.4624E-02 | 6.9476E-03 | -2.8341E-03 | -1.2990E-03 | -4.9753E-04 | 2.6813E-04 | 4.8191E-04 | 3.8998E-04 |
| S6 | -4.7099E-02 | -1.1654E-02 | -2.4920E-03 | 2.9972E-03 | -7.3283E-04 | -1.3783E-03 | 4.1526E-04 | -4.6201E-04 | 1.4351E-04 |
| S7 | 2.7810E-02 | -1.2505E-03 | 2.5385E-03 | 3.2951E-03 | -1.9300E-03 | -1.4026E-03 | 2.5451E-04 | -5.2336E-04 | 1.1626E-04 |
| S8 | 4.7281E-02 | -1.8557E-02 | 4.4601E-03 | -4.2142E-03 | 2.6716E-03 | 5.6030E-04 | -1.7983E-04 | -3.6281E-04 | 2.1277E-04 |
| S9 | 1.2976E-02 | 8.7008E-03 | 2.0347E-03 | -8.6313E-04 | -5.2169E-04 | 3.4517E-04 | -1.6467E-04 | -1.4109E-04 | 5.3451E-05 |
| S10 | 1.0835E-01 | -1.8911E-02 | -5.2607E-03 | 1.8224E-03 | -5.3689E-04 | 4.8655E-04 | -2.0663E-04 | 5.0284E-06 | 9.3986E-06 |
| S11 | -1.2118E-02 | -1.3128E-02 | -3.3750E-03 | -3.4091E-04 | -3.3516E-05 | 2.3772E-05 | 8.6586E-06 | 4.0227E-06 | -1.6611E-06 |
| S12 | -1.4246E-01 | -5.1471E-02 | 4.1900E-03 | -7.0792E-03 | -4.5627E-03 | -2.5536E-03 | -1.2430E-03 | -4.2544E-04 | -1.0409E-04 |
| S13 | 6.6820E-02 | -3.0655E-02 | 6.7557E-03 | 5.0098E-04 | 3.8625E-04 | 2.4607E-04 | 8.1985E-05 | 4.1249E-05 | -3.4770E-06 |
Table 38
Table 39 provide the effective focal length f1 to f6 of each lens in embodiment 13, optical imaging lens total effective focal length f, enter
Penetrate face S1 and reflecting surface S2 distance G1 and reflecting surface S2 and exit facet S3 distance on the axis on X-ray axis on the axis on Y optical axis
The half ImgH of effective pixel area diagonal line length, total effective focal length f and Entry pupil diameters on the sum of G2 G1+G2, imaging surface S16
The ratio f/EPD of EPD and maximum angle of half field-of view Semi-FOV.
| f1(mm) | 10.02 | f(mm) | 16.48 |
| f2(mm) | -8.44 | (G1+G2)(mm) | 8.16 |
| f3(mm) | -66.22 | ImgH(mm) | 5.15 |
| f4(mm) | -14.45 | f/EPD | 2.95 |
| f5(mm) | 5.79 | Semi-FOV(°) | 17.0 |
| f6(mm) | -13.81 |
Table 39
Figure 26 A shows the astigmatism curve of the optical imaging lens of embodiment 13, indicates meridianal image surface bending and the sagitta of arc
Curvature of the image.Figure 26 B shows the distortion curve of the optical imaging lens of embodiment 13, indicates abnormal corresponding to different image heights
Become sizes values.6A to Figure 26 B is it is found that optical imaging lens given by embodiment 13 can be realized good imaging according to fig. 2
Quality.
To sum up, embodiment 1 to embodiment 13 meets relationship shown in table 40 respectively.
Table 40
The application also provides a kind of imaging device, and electronics photosensitive element can be photosensitive coupling element (CCD) or complementation
Property matal-oxide semiconductor element (CMOS).Imaging device can be the independent imaging equipment of such as digital camera, be also possible to
The image-forming module being integrated on the mobile electronic devices such as mobile phone.The imaging device is equipped with optical imaging lens described above
Head.
Above description is only the preferred embodiment of the application and the explanation to institute's application technology principle.Those skilled in the art
Member is it should be appreciated that invention scope involved in the application, however it is not limited to technology made of the specific combination of above-mentioned technical characteristic
Scheme, while should also cover in the case where not departing from the inventive concept, it is carried out by above-mentioned technical characteristic or its equivalent feature
Any combination and the other technologies scheme formed.Such as features described above has similar function with (but being not limited to) disclosed herein
Can technical characteristic replaced mutually and the technical solution that is formed.
Claims (10)
1. optical imaging lens characterized by comprising
Prism with positive light coke and has the plane of incidence, reflecting surface and exit facet, and the plane of incidence is convex surface, the exit facet
For convex surface, the prism is arranged so that along the direction of Y optical axis through the light of the incident prism of the plane of incidence via described
It is emitted by the exit facet along the direction of X-ray axis after reflective surface, wherein the Y optical axis and the X-ray axis substantially hang down
Directly；
The optical imaging lens also sequentially include: second with focal power from the exit facet to image side along the X-ray axis
Lens, the third lens, the 4th lens, the 5th lens and the 6th lens,
Wherein, second lens have negative power；And
The plane of incidence and the reflecting surface distance G1, the reflecting surface and the exit facet on the axis on the Y optical axis exist
Total effective focal length f of distance G2 and the optical imaging lens meets 0.3 < (G1+G2)/f < on axis on the X-ray axis
0.6。
2. optical imaging lens according to claim 1, which is characterized in that the effective focal length f1 and the light of the prism
The total effective focal length f for learning imaging lens meets 0.2 < f1/f < 0.7.
3. optical imaging lens according to claim 1, which is characterized in that the effective focal length f2 of second lens and institute
The combined focal length f45 for stating the 4th lens and the 5th lens meets -1.2 < f2/f45 < -0.2.
4. optical imaging lens according to claim 1, which is characterized in that the radius of curvature R 1 of the plane of incidence of the prism
Meet 0.2 < (R1+R2)/(R1-R2) < 0.7 with the radius of curvature R 2 of the exit facet of the prism.
5. optical imaging lens according to claim 1, which is characterized in that the effective focal length f2 of second lens, institute
The radius of curvature R 4 for stating the radius of curvature R 3 of the object side of the second lens and the image side surface of second lens meets 0 < f2/
(R3- | R4 |) < 0.5.
6. optical imaging lens according to claim 1, which is characterized in that total effective focal length of the optical imaging lens
The radius of curvature R 6 of f and the image side surface of the third lens meets 0.4 < f/ | R6 | < 1.5.
7. optical imaging lens according to claim 1, which is characterized in that the curvature of the object side of the 4th lens half
Total effective focal length f of diameter R7 and the optical imaging lens meets 0.3 < | R7 |/f < 0.8.
8. optical imaging lens according to claim 1, which is characterized in that second lens are on the X-ray axis
The center thickness CT5 of center thickness CT2 and the 5th lens on the X-ray axis meets 0.1 < CT2/CT5 < 0.6.
9. optical imaging lens according to any one of claim 1 to 8, which is characterized in that the third lens are in institute
State center thickness CT4 of the center thickness CT3, the 4th lens on X-ray axis on the X-ray axis, the third lens and
The arbitrary neighborhood two into the 6th lens is saturating with the prism in the spacing distance T34 on the X-ray axis for 4th lens
The summation Σ AT of spacing distance of the mirror on the X-ray axis meets 0.1 < (CT3+T34+CT4)/Σ AT < 0.6.
10. optical imaging lens characterized by comprising
Prism with positive light coke and has the plane of incidence, reflecting surface and exit facet, and the plane of incidence is convex surface, the exit facet
For convex surface, the prism is arranged so that along the direction of Y optical axis through the light of the incident prism of the plane of incidence via described
It is emitted by the exit facet along the direction of X-ray axis after reflective surface, wherein the Y optical axis and the X-ray axis substantially hang down
Directly；
The optical imaging lens also sequentially include: second with focal power from the exit facet to image side along the X-ray axis
Lens, the third lens, the 4th lens, the 5th lens and the 6th lens,
Wherein, second lens have negative power；And
The half ImgH of effective pixel area diagonal line length and the optical imaging lens on the imaging surface of the optical imaging lens
Total effective focal length f of head meets ImgH/f < 0.4.
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| US12147019B2 (en) | 2020-08-18 | 2024-11-19 | Samsung Electro-Mechanics Co., Ltd. | Camera module and portable terminal |
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