CN206990890U

CN206990890U - Optical imaging lens

Info

Publication number: CN206990890U
Application number: CN201720903098.0U
Authority: CN
Inventors: 宋博
Original assignee: Zhejiang Sunny Optics Co Ltd
Current assignee: Zhejiang Sunny Optics Co Ltd
Priority date: 2017-07-25
Filing date: 2017-07-25
Publication date: 2018-02-09
Anticipated expiration: 2027-07-25

Abstract

This application discloses a kind of optical imaging lens, the optical imaging lens are sequentially included along optical axis by thing side to image side：First lens, the second lens, the 3rd lens, the 4th lens and the 5th lens.First lens have positive light coke, and its thing side is convex surface, and image side surface is concave surface；Second lens have positive light coke or negative power；3rd lens have negative power；4th lens have positive light coke；5th lens have negative power, and its image side surface is convex surface；And total the effective focal length f and optical imaging lens of optical imaging lens Entry pupil diameters EPD meet f/EPD≤1.9.

Description

Optical imaging lens

Technical field

The application is related to a kind of optical imaging lens, more specifically, the application is related to a kind of optics for including five lens Imaging lens.

Background technology

With the development of science and technology, portable type electronic product progressively rises, and the portable electronic with camera function produces Product, which obtain people, more to be favored, therefore market gradually increases the demand of the pick-up lens suitable for portable type electronic product. Because portable type electronic product tends to minimize, the overall length of camera lens is limited, so as to add the design difficulty of camera lens.

Meanwhile commonly used with such as photosensitive coupling element (CCD) or Complimentary Metal-Oxide semiconductor element (CMOS) The raising of photo-sensitive cell performance and the reduction of size so that the pixel number increase of photo-sensitive cell and pixel dimension reduce, so as to right Higher requirement is proposed in the high image quality of the optical imaging lens to match and miniaturization.

The reduction of pixel dimension means that within the identical time for exposure thang-kng amount of camera lens will diminish.But in environment Under conditions of dim (such as rainy days, dusk), camera lens needs that there is larger thang-kng amount just can ensure that image quality.Existing mirror The F-number Fno (Entry pupil diameters of total effective focal length/camera lens of camera lens) that head generally configures is 2.0 or more than 2.0.This eka-ytterbium Though head can meet small form factor requirements, the image quality of camera lens can not be ensured in the case of insufficient light, therefore F-number Fno is 2.0 or more than 2.0 camera lenses can not meet the imaging requirements of higher order.

Utility model content

This application provides be applicable to portable type electronic product, can at least solve or part solve it is of the prior art The optical imaging lens of above-mentioned at least one shortcoming.

The one side of the application provides such a optical imaging lens, the camera lens along optical axis by thing side to image side according to Sequence includes：First lens, the second lens, the 3rd lens, the 4th lens and the 5th lens.First lens can have positive light coke, Its thing side can be convex surface, and image side surface can be concave surface；Second lens have positive light coke or negative power；3rd lens can have Negative power；4th lens can have positive light coke；5th lens can have negative power, and its image side surface can be convex surface；And Total the effective focal length f and optical imaging lens of optical imaging lens Entry pupil diameters EPD can meet f/EPD≤1.9.

In one embodiment, the combination focal power of the first lens and the second lens is positive light coke, its combined focal length Total effective focal length f of f12 and optical imaging lens can meet 0.8 ＜ f/f12 ＜ 1.2.

In one embodiment, the total effective focal length f and the second lens of optical imaging lens effective focal length f2 can expire Sufficient f/ | f2 |≤0.1.

In one embodiment, the total effective focal length f and the 4th lens of optical imaging lens effective focal length f4 can expire Foot 1.3≤f/f4≤1.6.

In one embodiment, the total effective focal length f and the 5th lens of optical imaging lens effective focal length f5 can expire Foot -1.8≤f/f5≤- 1.5.

In one embodiment, the radius of curvature of the lens image side surface of radius of curvature R 2 and the 3rd of the first lens image side surface R6 can meet | R2/R6 |≤0.1.

In one embodiment, the radius of curvature of the lens thing side of radius of curvature R 6 and the 4th of the 3rd lens image side surface R7 can meet 0≤R6/R7 ＜ 10.

In one embodiment, the 3rd lens are in the curvature of the center thickness CT3 on optical axis and the 3rd lens thing side Radius R5 can meet CT3/ | R5 | ＜ 0.1.

In one embodiment, total the effective focal length f and the 4th lens of optical imaging lens are thick in the center on optical axis Degree CT4 can meet 6 ＜ f/CT4 ＜ 9.

In one embodiment, the center of the first lens thing side to optical imaging lens imaging surface on optical axis away from Half ImgH from effective pixel area diagonal line length on TTL and optical imaging lens imaging surface can meet TTL/ImgH ＜ 1.6.

Further aspect of the application provides such a optical imaging lens, and the camera lens is along optical axis by thing side to image side Sequentially include：First lens, the second lens, the 3rd lens, the 4th lens and the 5th lens.In first lens and the 4th lens It is at least one that there is positive light coke；At least one in 3rd lens and the 5th lens has negative power；Second lens With positive light coke or negative power, total effective focal length f of its effective focal length f2 and optical imaging lens can meet f/ | f2 |≤ 0.1；And first the combination focal powers of lens and the second lens can be positive light coke, its combined focal length f12 and optical imaging lens Total effective focal length f of head can meet 0.8 ＜ f/f12 ＜ 1.2.

In one embodiment, the thing side of the first lens can be convex surface, and image side surface can be concave surface.

In one embodiment, the image side surface of the 5th lens can be convex surface.

In one embodiment, the first lens and the 4th lens can have positive light coke.

In one embodiment, the 3rd lens and the 5th lens can have negative power.

In one embodiment, total the effective focal length f and optical imaging lens of optical imaging lens Entry pupil diameters EPD F/EPD≤1.9 can be met.

Further aspect of the application provides such a optical imaging lens, and the camera lens is along optical axis by thing side to image side Sequentially include：First lens, the second lens, the 3rd lens, the 4th lens and the 5th lens.First lens can have positive light focus Degree, its thing side can be convex surface, and image side surface can be concave surface；Second lens have positive light coke or negative power；3rd lens can With negative power；4th lens can have positive light coke；5th lens can have negative power, and its image side surface can be convex surface； And total the effective focal length f and the 4th lens of optical imaging lens effective focal length f4 can meet 1.3≤f/f4≤1.6.

Further aspect of the application provides such a optical imaging lens, and the camera lens is along optical axis by thing side to image side Sequentially include：First lens, the second lens, the 3rd lens, the 4th lens and the 5th lens.First lens can have positive light focus Degree, its thing side can be convex surface, and image side surface can be concave surface；Second lens have positive light coke or negative power；3rd lens can With negative power；4th lens can have positive light coke；5th lens can have negative power, and its image side surface can be convex surface； And first lens image side surface radius of curvature R 2 and the radius of curvature R 6 of the 3rd lens image side surface can meet | R2/R6 |≤0.1.

The application employs multi-disc (for example, five) lens, by each power of lens of reasonable distribution, face type, each Spacing etc. on axle between the center thickness of mirror and each lens, during thang-kng amount is increased, make system that there is large aperture Advantage, so as to strengthen the imaging effect under dark situation while rim ray aberration is improved.Meanwhile pass through the light of above-mentioned configuration Learning imaging lens can have ultra-thin, miniaturization, large aperture, low sensitivity, small distortion, high image quality etc. at least one beneficial to effect Fruit.

Brief description of the drawings

With reference to accompanying 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 representation of the optical imaging lens according to the embodiment of the present application 1；

Fig. 2A to Fig. 2 D respectively illustrates chromatic curve on the axle of the optical imaging lens of embodiment 1, astigmatism curve, distortion Curve and relative illumination curve；

Fig. 3 shows the structural representation of the optical imaging lens according to the embodiment of the present application 2；

Fig. 4 A to Fig. 4 D respectively illustrate chromatic curve on the axle of the optical imaging lens of embodiment 2, astigmatism curve, distortion Curve and relative illumination curve；

Fig. 5 shows the structural representation of the optical imaging lens according to the embodiment of the present application 3；

Fig. 6 A to Fig. 6 D respectively illustrate chromatic curve on the axle of the optical imaging lens of embodiment 3, astigmatism curve, distortion Curve and relative illumination curve；

Fig. 7 shows the structural representation of the optical imaging lens according to the embodiment of the present application 4；

Fig. 8 A to Fig. 8 D respectively illustrate chromatic curve on the axle of the optical imaging lens of embodiment 4, astigmatism curve, distortion Curve and relative illumination curve；

Fig. 9 shows the structural representation of the optical imaging lens according to the embodiment of the present application 5；

Figure 10 A to Figure 10 D respectively illustrate chromatic curve on the axle of the optical imaging lens of embodiment 5, astigmatism curve, abnormal Varied curve and relative illumination curve；

Figure 11 shows the structural representation of the optical imaging lens according to the embodiment of the present application 6；

Figure 12 A to Figure 12 D respectively illustrate chromatic curve on the axle of the optical imaging lens of embodiment 6, astigmatism curve, abnormal Varied curve and relative illumination curve；

Figure 13 shows the structural representation of the optical imaging lens according to the embodiment of the present application 7；

Figure 14 A to Figure 14 D respectively illustrate chromatic curve on the axle of the optical imaging lens of embodiment 7, astigmatism curve, abnormal Varied curve and relative illumination curve；

Figure 15 shows the structural representation of the optical imaging lens according to the embodiment of the present application 8；

Figure 16 A to Figure 16 D respectively illustrate chromatic curve on the axle of the optical imaging lens of embodiment 8, astigmatism curve, abnormal Varied curve and relative illumination curve.

Embodiment

In order to more fully understand the application, refer to the attached drawing is made into more detailed description to the various aspects of the application.Should Understand, these describe the description of the simply illustrative embodiments to the application in detail, rather than limit the application in any way Scope.In the specification, identical reference numbers identical element.Stating "and/or" includes associated institute Any and all combinations of one or more of list of items.

It should be noted that in this manual, the statement of first, second, third, etc. is only used for a feature and another spy Sign makes a distinction, and does not indicate that any restrictions to feature.Therefore, in the case of without departing substantially from teachings of the present application, hereinafter The first lens discussed are also known as the second lens or the 3rd lens.

In the accompanying drawings, for convenience of description, thickness, the size and dimension of lens are somewhat exaggerated.Specifically, accompanying drawing Shown in sphere or aspherical shape be illustrated by way of example.That is, sphere or aspherical shape is not limited to accompanying drawing In the sphere that shows or aspherical shape.Accompanying 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 the convex surface position When putting, then it represents that the lens surface is extremely convex surface less than near axis area；If lens surface is concave surface and does not define the concave surface position When, then it represents that the lens surface is extremely concave surface less than near axis area.It is referred to as thing side near the surface of object in each lens, It is referred to as image side surface near the surface of imaging surface in each lens.

It will also be appreciated that term " comprising ", " including ", " having ", "comprising" and/or " including ", when in this theory Represent stated feature, element and/or part be present when being used in bright book, but do not preclude the presence or addition of one or more Further feature, element, part and/or combinations thereof.In addition, ought the statement of such as " ... at least one " appear in institute When after the list of row feature, whole listed feature, rather than the individual component in modification list are modified.In addition, work as description originally During the embodiment of application, represented " one or more embodiments of the application " using "available".Also, term " exemplary " It is intended to refer to example or illustration.

Unless otherwise defined, otherwise all terms (including technical terms and scientific words) used herein be respectively provided with The application one skilled in the art's is generally understood that identical implication.It will also be appreciated that term (such as in everyday words Term defined in allusion quotation) implication consistent with their implications in the context of correlation technique should be interpreted as having, and It will not explained with idealization or excessively formal sense, unless clearly so limiting herein.

It should be noted that in the case where not conflicting, the feature in embodiment and embodiment in the application can phase Mutually combination.Describe the application 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.

Include such as five lens with focal power according to the optical imaging lens of the application illustrative embodiments, That is, the first lens, the second lens, the 3rd lens, the 4th lens and the 5th lens.The optical imaging lens can also further comprise It is arranged at the photo-sensitive cell of imaging surface.

First lens can have positive light coke, and its thing side can be convex surface, and image side surface can be concave surface.

Second lens have positive light coke or negative power, and its thing side can be convex surface, and image side surface can be concave surface.

3rd lens can have negative power, and its thing side can be concave surface.

4th lens can have positive light coke, and its image side surface can be convex surface.

5th lens can have negative power, and its thing side can be concave surface, and image side surface can be convex surface.

Can meet between total the effective focal length f and optical imaging lens of optical imaging lens Entry pupil diameters EPD f/EPD≤ 1.9, more specifically, f and EPD can further meet 1.79≤f/EPD≤1.88.The F-number Fno of optical imaging lens is (i.e., The Entry pupil diameters EPD of total effective focal length f/ camera lenses of camera lens) it is smaller, the clear aperature of camera lens is bigger, within the same unit interval Light-inletting quantity it is just more.F-number Fno diminution, image planes brightness can be effectively lifted, so that camera lens can preferably meet Shooting demand during insufficient light.Meet conditional f/EPD≤1.9, can there is camera lens big during thang-kng amount is increased Aperture advantage, so as to strengthen the imaging effect under dark situation while rim ray aberration is improved.In addition, meet above-mentioned configuration Also helping improves advanced coma and astigmatism, lifts the image quality of camera lens, reduces the tolerance sensitivities of camera lens.

It can meet f/ between total the effective focal length f and the second lens of optical imaging lens effective focal length f2 | f2 |≤0.1, More specifically, f and f2 can further meet 0.01≤f/ | f2 |≤0.09.By the way that the second power of lens is controlled necessarily In positive and negative scope, be advantageous to improve spherical aberration and control aberration.

Alternatively, the combination focal power of the first lens and the second lens is positive light coke.Optical imaging lens it is total effectively 0.8 ＜ f/f12 ＜ 1.2 can be met between the combined focal length f12 of focal length f and the first lens and the second lens, more specifically, f and F12 can further meet 0.94≤f/f12≤1.01.By controlling the combination focal power of the first lens and the second lens, with control The total focal power of camera lens processed.

Can meet between total the effective focal length f and the 4th lens of optical imaging lens effective focal length f4 1.3≤f/f4≤ 1.6, more specifically, f and f4 can further meet 1.38≤f/f4≤1.55.By the way that the control of the 4th power of lens is being closed In the range of reason, the aberration related to visual field such as the curvature of field and distortion can be efficiently controlled, so that camera lens has good imaging matter Amount.

It can meet -1.8≤f/f5 between total the effective focal length f and the 5th lens of optical imaging lens effective focal length f5 ≤ -1.5, more specifically, f and f5 can further meet -1.77≤f/f5≤- 1.64.By by the 5th power of lens control System in the reasonable scope, can efficiently control the distortion of system, lift image quality.

Can meet between the radius of curvature R 6 of the lens image side surface of radius of curvature R 2 and the 3rd of first lens image side surface | R2/ R6 |≤0.1, more specifically, R2 and R6 can further meet 0.01≤| R2/R6 |≤0.07.By controlling the first lens image side Face and the overbending direction and degree of crook of the 3rd lens image side surface, control light trend, so as to reach the mesh of the correction system curvature of field 's.

It can meet 0 between the radius of curvature R 7 of the lens thing side of radius of curvature R 6 and the 4th of 3rd lens image side surface≤ R6/R7 ＜ 10, more specifically, R6 and R7 can further meet 0≤R6/R7≤9.62.By control the 3rd lens image side surface and The overbending direction and degree of crook of 4th lens thing side, the trend of rim ray is controlled, contrasted so as to reach lifting edge The purpose of degree.

3rd lens can meet between the radius of curvature R 5 of the center thickness CT3 on optical axis and the 3rd lens thing side CT3/ | R5 | ＜ 0.1, more specifically, CT3 and R5 can further meet 0.02≤CT3/ | and R5 |≤0.03, so that the 3rd lens have There is preferable machinability.

Total the effective focal length f and the 4th lens of optical imaging lens can meet 6 ＜ between the center thickness CT4 on optical axis F/CT4 ＜ 9, more specifically, f and CT4 can further meet 6.75≤f/CT4≤8.23.By by total effective focal length of camera lens With the Ratio control of the center thickness of the 4th lens within the specific limits, it can effectively correct system aberration and help improve distortion With meridian direction coma.Meanwhile meet the ＜ f/CT4 ＜ 9 of conditional 6, it is also beneficial to shaping and makes.

Optical imaging lens optics total length TTL (that is, from the center of the first lens thing side to optical imaging lens into Distance on the axle of image planes) and optical imaging lens imaging surface on effective pixel area diagonal line length half ImgH between can meet TTL/ImgH ＜ 1.6, more specifically, TTL and ImgH can further meet 1.38≤TTL/ImgH≤1.50.Meet conditional TTL/ImgH ＜ 1.6, the optics total length of camera lens while ensureing that camera lens has larger imaging region, can be effectively compressed, To realize the ultra-slim features of camera lens and miniaturization so that the imaging lens can preferably be applied to such as portable type electronic product The limited system of equidimension.

In the exemplary embodiment, optical imaging lens are also provided with an at least diaphragm.Diaphragm can be set as needed Any position being placed between thing side and image side, for example, diaphragm may be disposed between thing side and the first lens, further to carry Rise the image quality of camera lens.

Alternatively, above-mentioned optical imaging lens may also include optical filter for correcting color error ratio and/or for protecting The protective glass of photo-sensitive cell on imaging surface.

Multi-disc eyeglass, such as described above five can be used according to the optical imaging lens of the above-mentioned embodiment of the application Piece.Pass through spacing on the axle between each power of lens of reasonable distribution, face type, the center thickness of each lens and each lens Deng to reduce the susceptibility of camera lens while camera lens miniaturization is ensured and improve the machinability of camera lens, so that the light Imaging lens are learned to be more beneficial for producing and processing and being applicable to portable type electronic product.Meanwhile pass through the optics of above-mentioned configuration Imaging lens, also there is the beneficial effect such as ultra-thin, large aperture, small distortion, high imaging quality.

In presently filed embodiment, at least one in the minute surface of each lens is aspherical mirror.Non-spherical lens The characteristics of be：From lens centre to lens perimeter, curvature is consecutive variations.It is constant with having from lens centre to lens perimeter The spherical lens of curvature is different, and non-spherical lens has more preferably radius of curvature characteristic, and there is improvement to distort aberration and improve picture The advantages of dissipating aberration.After non-spherical lens, the aberration occurred when imaging can be eliminated as much as possible, so as to improve Image quality.

However, it will be understood by those of skill in the art that without departing from this application claims technical scheme situation Under, the lens numbers for forming optical imaging lens can be changed, to obtain each result and advantage described in this specification.Example Such as, although being described in embodiments by taking five lens as an example, the optical imaging lens are not limited to include five Lens.If desired, the optical imaging lens may also include the lens of other quantity.

The specific embodiment for the optical imaging lens for being applicable to above-mentioned embodiment is further described with reference to the accompanying drawings.

Embodiment 1

Optical imaging lens referring to Fig. 1 to Fig. 2 D descriptions according to the embodiment of the present application 1.Fig. 1 is shown according to this Apply for the structural representation of the optical imaging lens of embodiment 1.

As shown in figure 1, optical imaging lens along optical axis from thing side to sequentially including the first lens E1, second saturating into image side Mirror E2, the 3rd lens E3, the 4th lens E4, the 5th lens E5 and imaging surface S13.Optical imaging lens may also include and be arranged at into Image planes S13 photo-sensitive cell.

First lens E1 has positive light coke, and its thing side S1 is convex surface, and image side surface S2 is concave surface, and the first lens E1 Thing side S1 and image side surface S2 is aspherical.

Second lens E2 has negative power, and its thing side S3 is convex surface, and image side surface S4 is concave surface, and the second lens E2 Thing side S3 and image side surface S4 is aspherical.

3rd lens E3 has negative power, and its thing side S5 is concave surface, and image side surface S6 is concave surface, and the 3rd lens E3 Thing side S5 and image side surface S6 is aspherical.

4th lens E4 has positive light coke, and its thing side S7 is convex surface, and image side surface S8 is convex surface, and the 4th lens E4 Thing side S7 and image side surface S8 is aspherical.

5th lens E5 has negative power, and its thing side S9 is concave surface, and image side surface S10 is convex surface, and the 5th lens E5 Thing side S9 and image side surface S10 be aspherical.

Alternatively, optical imaging lens may also include the optical filter E6 with thing side S11 and image side surface S12.From thing The light of body sequentially through each surface S1 to S12 and is ultimately imaged on imaging surface S13.

Alternatively, optical imaging lens may also include the diaphragm STO being arranged between thing side and the first lens E1, with lifting Image quality.

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, the unit of radius of curvature and thickness is millimeter (mm).

Table 1

It is full between the first lens E1 image side surfaces S2 lens E3 image side surfaces S6 of radius of curvature R 2 and the 3rd radius of curvature R 6 Foot | R2/R6 |=0.02；The 3rd lens E3 image side surfaces S6 lens E4 things side S7 of radius of curvature R 6 and the 4th radius of curvature Meet R6/R7=1.66 between R7；3rd lens E3 is in the center thickness CT3 on optical axis and the 3rd lens E3 things side S5 song Meet CT3/ between rate radius R5 | R5 |=0.03.

The present embodiment employ five lens as an example, by the focal length of each lens of reasonable distribution, each lens face type, Spacing distance between the center thickness of each lens and each lens, while camera lens miniaturization is realized, increase camera lens thang-kng Measure and lift the image quality of camera lens.Each aspherical face type x is limited by below equation：

Wherein, x be it is aspherical along optical axis direction when being highly h position, away from aspheric vertex of surface apart from rise；C is Aspherical paraxial curvature, c=1/R (that is, paraxial curvature c is the mean curvature radius R of upper table 1 inverse)；K be circular cone coefficient ( Provided in table 1)；Ai is the correction factor of aspherical i-th-th ranks.Table 2 below is given available for each aspherical in embodiment 1 Minute surface S1-S8 high order term coefficient A₄、A₆、A₈、A₁₀、A₁₂、A₁₄、A₁₆、A₁₈And A₂₀。

Face number

A4

A6

A8

A10

A12

A14

A16

A18

A20

S1

-7.1221E-03

1.8514E-01

-1.0274E+00

3.4293E+00

-7.1232E+00

9.1575E+00

-7.1153E+00

3.0402E+00

-5.4780E-01

S2

-2.2052E-01

-7.2588E-01

7.1457E+00

-2.4522E+01

4.8722E+01

-6.0875E+01

4.7092E+01

-2.0586E+01

3.8826E+00

S3

-3.0435E-01

-3.3585E-03

5.3007E+00

-2.1912E+01

4.8611E+01

-6.6542E+01

5.6036E+01

-2.6541E+01

5.4027E+00

S4

-6.0497E-02

1.6332E-01

4.6823E-02

3.3556E+00

-2.5384E+01

7.7305E+01

-1.2184E+02

9.8804E+01

-3.2678E+01

S5

-1.5982E-01

-4.5582E-01

4.4375E+00

-2.3628E+01

7.4667E+01

-1.4578E+02

1.7235E+02

-1.1329E+02

3.1885E+01

S6

-1.8505E-01

-1.8437E-03

2.1344E-01

-7.1044E-01

8.3569E-01

-1.4990E-01

-5.5576E-01

5.0415E-01

-1.3195E-01

S7

-8.9827E-02

-6.1408E-02

1.5784E-01

-3.5433E-01

4.4453E-01

-3.7713E-01

2.1282E-01

-6.6180E-02

8.2856E-03

S8

7.0162E-02

-2.1532E-01

4.2455E-01

-5.4701E-01

4.4021E-01

-2.1118E-01

5.8458E-02

-8.5959E-03

5.1749E-04

S9

-3.6513E-02

-7.3053E-02

1.3250E-01

-8.5837E-02

3.1449E-02

-7.1056E-03

9.7946E-04

-7.5472E-05

2.4906E-06

S10

9.0482E-02

-1.5381E-01

1.2409E-01

-6.3979E-02

2.1638E-02

-4.7940E-03

6.6913E-04

-5.3092E-05

1.8155E-06

Table 2

Table 3 below provide the effective focal length f1 to f5 of each lens in embodiment 1, optical imaging lens total effective focal length f with And the optics total length TTL of optical imaging lens is (that is, from the first lens E1 thing side S1 center to imaging surface S13 in light Distance on axle).

Parameter	f1(mm)	f2(mm)	f3(mm)	f4(mm)	f5(mm)	f(mm)	TTL(mm)
								Numerical value	4.13	-87.58	-23.67	2.56	-2.25	3.98	4.50

Table 3

Meet f/ between the total effective focal length f and the second lens E2 of optical imaging lens effective focal length f2 | f2 |= 0.05；Meet f/f4=1.55 between total the effective focal length f and the 4th lens E4 of optical imaging lens effective focal length f4；Optics Meet f/f5=-1.77 between total the effective focal length f and the 5th lens E5 of imaging lens effective focal length f5；Optical imaging lens Total effective focal length f and the 4th lens E4 meet f/CT4=6.75 between the center thickness CT4 on optical axis.

In embodiment 1, between total the effective focal length f and optical imaging lens of optical imaging lens Entry pupil diameters EPD Meet f/EPD=1.88；Total the effective focal length f and the first lens and the second lens of optical imaging lens combined focal length f12 it Between meet f/f12=0.96；Valid pixel on the optics total length TTL of optical imaging lens and the imaging surface of optical imaging lens Meet TTL/ImgH=1.38 between the half ImgH of region diagonal line length.

Fig. 2A shows chromatic curve on the axle of the optical imaging lens of embodiment 1, and it represents the light warp of different wave length Deviateed by the converging focal point after camera lens.Fig. 2 B show the astigmatism curve of the optical imaging lens of embodiment 1, and it represents meridian picture Face is bent and sagittal image surface bending.Fig. 2 C show the distortion curve of the optical imaging lens of embodiment 1, and it represents different visual angles In the case of distortion sizes values.Fig. 2 D show the relative illumination curve of the optical imaging lens of embodiment 1, and it represents imaging surface Relative illumination corresponding to upper different image heights.Understand that the optical imaging lens given by embodiment 1 can according to Fig. 2A to Fig. 2 D Realize good image quality.

Embodiment 2

Optical imaging lens referring to Fig. 3 to Fig. 4 D descriptions according to 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 representation.

As shown in figure 3, optical imaging lens along optical axis from thing side to sequentially including the first lens E1, second saturating into image side Mirror E2, the 3rd lens E3, the 4th lens E4, the 5th lens E5 and imaging surface S13.Optical imaging lens may also include and be arranged at into Image planes S13 photo-sensitive cell.

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, the unit of radius of curvature and thickness is millimeter (mm).Table 5 is shown available for each aspheric in embodiment 2 The high order term coefficient of face minute surface, wherein, each aspherical face type can be limited by the formula (1) provided in above-described embodiment 1.Table 6 shows Effective focal length f1 to f5, total the effective focal length f and optical imaging lens of optical imaging lens of each lens in embodiment 2 are gone out Optics total length TTL.

Table 4

Face number

A4

A6

A8

A10

A12

A14

A16

A18

A20

S1

-1.1411E-02

2.0326E-01

-1.0375E+00

3.1071E+00

-5.7675E+00

6.6580E+00

-4.6736E+00

1.8121E+00

-2.9627E-01

S2

-1.9165E-01

-6.2634E-01

5.2365E+00

-1.5590E+01

2.6410E+01

-2.7676E+01

1.7765E+01

-6.4041E+00

9.9228E-01

S3

-2.6231E-01

-1.3989E-01

4.6309E+00

-1.6603E+01

3.2291E+01

-3.8562E+01

2.8267E+01

-1.1653E+01

2.0674E+00

S4

-1.5736E-02

-4.1831E-04

8.8383E-01

-1.4735E+00

-4.0921E+00

1.9130E+01

-2.9534E+01

2.0791E+01

-5.4633E+00

S5

-2.2074E-01

6.0381E-01

-2.7381E+00

7.3759E+00

-1.1392E+01

7.4625E+00

3.1220E+00

-7.7190E+00

3.3734E+00

S6

-1.6636E-01

1.0005E-01

-3.7505E-01

1.0183E+00

-1.9285E+00

2.2883E+00

-1.6304E+00

6.4024E-01

-1.0467E-01

S7

-1.4424E-01

3.0281E-01

-8.2422E-01

1.1823E+00

-1.0304E+00

5.1596E-01

-1.2497E-01

7.2118E-03

1.2982E-03

S8

2.8596E-02

-4.2389E-02

1.5050E-01

-3.2723E-01

3.5441E-01

-2.0305E-01

6.3877E-02

-1.0496E-02

7.0648E-04

S9

-1.9734E-02

-6.9624E-02

7.6728E-02

-2.4803E-02

4.0853E-04

1.7289E-03

-4.7246E-04

5.3971E-05

-2.3801E-06

S10

5.5663E-02

-9.3837E-02

6.3208E-02

-2.6729E-02

7.3297E-03

-1.3175E-03

1.5126E-04

-1.0111E-05

3.0202E-07

Table 5

Parameter	f1(mm)	f2(mm)	f3(mm)	f4(mm)	f5(mm)	f(mm)	TTL(mm)
								Numerical value	4.01	-53.11	-25.55	2.64	-2.33	3.98	4.50

Table 6

Fig. 4 A show chromatic curve on the axle of the optical imaging lens of embodiment 2, and it represents the light warp of different wave length Deviateed by the converging focal point after camera lens.Fig. 4 B show the astigmatism curve of the optical imaging lens of embodiment 2, and it represents meridian picture Face is bent and sagittal image surface bending.Fig. 4 C show the distortion curve of the optical imaging lens of embodiment 2, and it represents different visual angles In the case of distortion sizes values.Fig. 4 D show the relative illumination curve of the optical imaging lens of embodiment 2, and it represents imaging surface Relative illumination corresponding to upper different image heights.Understand that the optical imaging lens given by embodiment 2 can according to Fig. 4 A to Fig. 4 D Realize 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 D.Fig. 5 shows basis The structural representation of the optical imaging lens of the embodiment of the present application 3.

As shown in figure 5, optical imaging lens along optical axis from thing side to sequentially including the first lens E1, second saturating into image side Mirror E2, the 3rd lens E3, the 4th lens E4, the 5th lens E5 and imaging surface S13.Optical imaging lens may also include and be arranged at into Image planes S13 photo-sensitive cell.

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, the unit of radius of curvature and thickness is millimeter (mm).Table 8 is shown available for each aspheric in embodiment 3 The high order term coefficient of face minute surface, wherein, each aspherical face type can be limited by the formula (1) provided in above-described embodiment 1.Table 9 shows Effective focal length f1 to f5, total the effective focal length f and optical imaging lens of optical imaging lens of each lens in embodiment 3 are gone out Optics total length TTL.

Table 7

Face number

A4

A6

A8

A10

A12

A14

A16

A18

A20

S1

-1.1420E-02

2.0312E-01

-1.0321E+00

3.0755E+00

-5.6766E+00

6.5164E+00

-4.5506E+00

1.7555E+00

-2.8559E-01

S2

-1.9489E-01

-6.2836E-01

5.4208E+00

-1.6531E+01

2.8752E+01

-3.1017E+01

2.0535E+01

-7.6458E+00

1.2250E+00

S3

-2.6756E-01

-1.1171E-01

4.6191E+00

-1.6919E+01

3.3469E+01

-4.0617E+01

3.0221E+01

-1.2628E+01

2.2670E+00

S4

-2.0743E-02

1.8765E-02

7.4443E-01

-6.9738E-01

-6.9850E+00

2.5775E+01

-3.8576E+01

2.7469E+01

-7.5330E+00

S5

-2.1772E-01

5.1731E-01

-2.0694E+00

4.4244E+00

-3.4059E+00

-6.0195E+00

1.6915E+01

-1.5499E+01

5.2171E+00

S6

-1.7210E-01

1.4519E-01

-6.2394E-01

1.7820E+00

-3.3460E+00

3.9183E+00

-2.7693E+00

1.0848E+00

-1.7896E-01

S7

-1.5142E-01

3.4726E-01

-9.6390E-01

1.4375E+00

-1.3172E+00

7.1265E-01

-2.0425E-01

2.4366E-02

-2.3484E-04

S8

2.9501E-02

-5.3330E-02

1.7671E-01

-3.5434E-01

3.6733E-01

-2.0514E-01

6.3388E-02

-1.0264E-02

6.8155E-04

S9

-1.7091E-02

-8.5953E-02

1.0673E-01

-5.0251E-02

1.2274E-02

-1.5410E-03

6.1942E-05

5.8585E-06

-5.3540E-07

S10

5.8521E-02

-9.6404E-02

6.3492E-02

-2.5666E-02

6.5375E-03

-1.0483E-03

1.0143E-04

-5.2616E-06

1.0763E-07

Table 8

Parameter	f1(mm)	f2(mm)	f3(mm)	f4(mm)	f5(mm)	f(mm)	TTL(mm)
								Numerical value	4.02	-50.66	-25.83	2.66	-2.34	3.98	4.50

Table 9

Fig. 6 A show chromatic curve on the axle of the optical imaging lens of embodiment 3, and it represents the light warp of different wave length Deviateed by the converging focal point after camera lens.Fig. 6 B show the astigmatism curve of the optical imaging lens of embodiment 3, and it represents meridian picture Face is bent and sagittal image surface bending.Fig. 6 C show the distortion curve of the optical imaging lens of embodiment 3, and it represents different visual angles In the case of distortion sizes values.Fig. 6 D show the relative illumination curve of the optical imaging lens of embodiment 3, and it represents imaging surface Relative illumination corresponding to upper different image heights.Understand that the optical imaging lens given by embodiment 3 can according to Fig. 6 A to Fig. 6 D Realize 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 D.Fig. 7 shows basis The structural representation of the optical imaging lens of the embodiment of the present application 4.

As shown in fig. 7, optical imaging lens along optical axis from thing side to sequentially including the first lens E1, second saturating into image side Mirror E2, the 3rd lens E3, the 4th lens E4, the 5th lens E5 and imaging surface S13.Optical imaging lens may also include and be arranged at into Image planes S13 photo-sensitive cell.

3rd lens E3 has negative power, and its thing side S5 is concave surface, and image side surface S6 is convex surface, and the 3rd lens E3 Thing side S5 and image side surface S6 is aspherical.

4th lens E4 has positive light coke, and its thing side S7 is plane, and image side surface S8 is convex surface, and the 4th lens E4 Thing side S7 and image side surface S8 is aspherical.

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, the unit of radius of curvature and thickness is millimeter (mm).Table 11 is shown available for each in embodiment 4 The high order term coefficient of aspherical mirror, wherein, each aspherical face type can be limited by the formula (1) provided in above-described embodiment 1.Table 12 show total the effective focal length f and optical imagery of the effective focal length f1 to f5 of each lens in embodiment 4, optical imaging lens The optics total length TTL of camera lens.

Table 10

Face number

A4

A6

A8

A10

A12

A14

A16

A18

A20

S1

-1.0332E-02

2.0390E-01

-1.0644E+00

3.2667E+00

-6.2049E+00

7.3235E+00

-5.2554E+00

2.0830E+00

-3.4830E-01

S2

-2.0111E-01

-6.4361E-01

5.8215E+00

-1.8436E+01

3.3392E+01

-3.7639E+01

2.6120E+01

-1.0221E+01

1.7250E+00

S3

-2.7786E-01

-8.9037E-02

4.8370E+00

-1.8361E+01

3.7555E+01

-4.7172E+01

3.6375E+01

-1.5770E+01

2.9395E+00

S4

-3.3076E-02

4.5750E-02

6.0714E-01

1.6881E-01

-1.0903E+01

3.6217E+01

-5.4427E+01

4.0193E+01

-1.1727E+01

S5

-2.1778E-01

3.8704E-01

-1.0502E+00

-7.0188E-01

1.2731E+01

-3.7769E+01

5.4733E+01

-4.0424E+01

1.2203E+01

S6

-1.7043E-01

8.3952E-02

-3.2693E-01

9.3641E-01

-1.9251E+00

2.4933E+00

-1.9413E+00

8.3431E-01

-1.4939E-01

S7

-1.3170E-01

2.1472E-01

-5.2702E-01

6.0964E-01

-3.6815E-01

4.1541E-02

8.1902E-02

-4.2982E-02

6.4761E-03

S8

3.2475E-02

-9.0158E-02

2.7947E-01

-4.9636E-01

4.7953E-01

-2.5881E-01

7.8809E-02

-1.2714E-02

8.4692E-04

S9

-3.2240E-02

-5.5232E-02

8.3509E-02

-4.1658E-02

1.0838E-02

-1.5624E-03

1.1085E-04

-1.5586E-06

-1.5803E-07

S10

6.4471E-02

-1.0747E-01

7.5997E-02

-3.3902E-02

9.8772E-03

-1.8949E-03

2.3223E-04

-1.6484E-05

5.1520E-07

Table 11

Parameter	f1(mm)	f2(mm)	f3(mm)	f4(mm)	f5(mm)	f(mm)	TTL(mm)
								Numerical value	4.01	-45.95	-27.88	2.68	-2.34	3.98	4.50

Table 12

Fig. 8 A show chromatic curve on the axle of the optical imaging lens of embodiment 4, and it represents the light warp of different wave length Deviateed by the converging focal point after camera lens.Fig. 8 B show the astigmatism curve of the optical imaging lens of embodiment 4, and it represents meridian picture Face is bent and sagittal image surface bending.Fig. 8 C show the distortion curve of the optical imaging lens of embodiment 4, and it represents different visual angles In the case of distortion sizes values.Fig. 8 D show the relative illumination curve of the optical imaging lens of embodiment 4, and it represents imaging surface Relative illumination corresponding to upper different image heights.Understand that the optical imaging lens given by embodiment 4 can according to Fig. 8 A to Fig. 8 D Realize 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 D.Fig. 9 shows basis The structural representation of the optical imaging lens of the embodiment of the present application 5.

As shown in figure 9, optical imaging lens along optical axis from thing side to sequentially including the first lens E1, second saturating into image side Mirror E2, the 3rd lens E3, the 4th lens E4, the 5th lens E5 and imaging surface S13.Optical imaging lens may also include and be arranged at into Image planes S13 photo-sensitive cell.

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, the unit of radius of curvature and thickness is millimeter (mm).Table 14 is shown available for each in embodiment 5 The high order term coefficient of aspherical mirror, wherein, each aspherical face type can be limited by the formula (1) provided in above-described embodiment 1.Table 15 show total the effective focal length f and optical imagery of the effective focal length f1 to f5 of each lens in embodiment 5, optical imaging lens The optics total length TTL of camera lens.

Table 13

Face number

A4

A6

A8

A10

A12

A14

A16

A18

A20

S1

-1.0080E-02

2.0714E-01

-1.0925E+00

3.4303E+00

-6.6973E+00

8.1405E+00

-6.0212E+00

2.4619E+00

-4.2524E-01

S2

-2.0949E-01

-6.6330E-01

6.3192E+00

-2.0880E+01

3.9596E+01

-4.6889E+01

3.4256E+01

-1.4129E+01

2.5144E+00

S3

-2.8714E-01

-5.2957E-02

4.9698E+00

-1.9639E+01

4.1702E+01

-5.4428E+01

4.3628E+01

-1.9657E+01

3.8035E+00

S4

-4.5236E-02

1.0601E-01

3.0280E-01

1.6646E+00

-1.7093E+01

5.2917E+01

-8.0712E+01

6.2107E+01

-1.9204E+01

S5

-2.1213E-01

1.4378E-01

9.0617E-01

-1.0293E+01

4.2170E+01

-9.4634E+01

1.2172E+02

-8.4356E+01

2.4515E+01

S6

-1.6253E-01

-7.6146E-02

5.0550E-01

-1.5583E+00

2.6183E+00

-2.6213E+00

1.5317E+00

-4.6810E-01

5.8527E-02

S7

-1.0974E-01

7.1183E-02

-6.3436E-02

-2.7529E-01

6.7823E-01

-7.3220E-01

4.2890E-01

-1.2903E-01

1.5512E-02

S8

3.6545E-02

-1.1101E-01

3.1258E-01

-5.2121E-01

4.8801E-01

-2.5962E-01

7.8651E-02

-1.2698E-02

8.5034E-04

S9

-3.7212E-02

-5.2824E-02

9.3564E-02

-5.4489E-02

1.7635E-02

-3.5213E-03

4.3364E-04

-3.0316E-05

9.2279E-07

S10

7.6205E-02

-1.2926E-01

9.8624E-02

-4.7759E-02

1.5151E-02

-3.1552E-03

4.1580E-04

-3.1329E-05

1.0238E-06

Table 14

Parameter	f1(mm)	f2(mm)	f3(mm)	f4(mm)	f5(mm)	f(mm)	TTL(mm)
								Numerical value	4.03	-44.81	-28.61	2.69	-2.34	3.98	4.50

Table 15

Figure 10 A show chromatic curve on the axle of the optical imaging lens of embodiment 5, and it represents the light warp of different wave length Deviateed by the converging focal point after camera lens.Figure 10 B show the astigmatism curve of the optical imaging lens of embodiment 5, and it represents meridian Curvature of the image and sagittal image surface bending.Figure 10 C show the distortion curve of the optical imaging lens of embodiment 5, and it represents different Distortion sizes values in the case of visual angle.Figure 10 D show the relative illumination curve of the optical imaging lens of embodiment 5, and it is represented Relative illumination on imaging surface corresponding to different image heights.Understood according to Figure 10 A to Figure 10 D, the optical imagery given by embodiment 5 Camera lens can realize good image quality.

Embodiment 6

The optical imaging lens according to the embodiment of the present application 6 are described referring to Figure 11 to Figure 12 D.Figure 11 shows root According to the structural representation of the optical imaging lens of the embodiment of the present application 6.

As shown in figure 11, optical imaging lens sequentially include the first lens E1, second along optical axis from thing side into image side Lens E2, the 3rd lens E3, the 4th lens E4, the 5th lens E5 and imaging surface S13.Optical imaging lens, which may also include, to be arranged at Imaging surface S13 photo-sensitive cell.

Second lens E2 has positive light coke, and its thing side S3 is convex surface, and image side surface S4 is concave surface, and the second lens E2 Thing side S3 and image side surface S4 is aspherical.

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, the unit of radius of curvature and thickness is millimeter (mm).Table 17 is shown available for each in embodiment 6 The high order term coefficient of aspherical mirror, wherein, each aspherical face type can be limited by the formula (1) provided in above-described embodiment 1.Table 18 show total the effective focal length f and optical imagery of the effective focal length f1 to f5 of each lens in embodiment 6, optical imaging lens The optics total length TTL of camera lens.

Table 16

Face number

A4

A6

A8

A10

A12

A14

A16

A18

A20

S1

-8.3891E-03

2.3549E-01

-1.3655E+00

4.4847E+00

-9.0066E+00

1.1210E+01

-8.4991E+00

3.5706E+00

-6.3401E-01

S2

-2.2761E-01

-8.8180E-01

7.9560E+00

-2.6628E+01

5.1665E+01

-6.2744E+01

4.7009E+01

-1.9859E+01

3.6145E+00

S3

-3.0117E-01

-5.6378E-02

5.3924E+00

-2.1435E+01

4.6114E+01

-6.1358E+01

5.0431E+01

-2.3387E+01

4.6726E+00

S4

-4.0790E-02

1.8354E-01

7.0735E-02

2.0816E+00

-1.7525E+01

5.3193E+01

-8.0101E+01

6.0162E+01

-1.7687E+01

S5

-2.4018E-01

4.8639E-01

-1.6980E-01

-9.6325E+00

4.9490E+01

-1.2137E+02

1.6398E+02

-1.1724E+02

3.4688E+01

S6

-1.7707E-01

7.6046E-03

1.8218E-01

-5.4545E-01

7.6844E-01

-6.8952E-01

4.3837E-01

-1.6221E-01

2.4300E-02

S7

-2.0749E-01

5.6905E-01

-1.8273E+00

3.3230E+00

-3.7966E+00

2.6059E+00

-9.9361E-01

1.8464E-01

-1.1681E-02

S8

8.5104E-02

-3.5251E-01

9.1400E-01

-1.3906E+00

1.2551E+00

-6.7284E-01

2.1064E-01

-3.5628E-02

2.5180E-03

S9

-2.6930E-02

-1.2611E-01

2.1278E-01

-1.4087E-01

5.2788E-02

-1.2201E-02

1.7329E-03

-1.3906E-04

4.8267E-06

S10

3.4457E-02

-5.9888E-02

2.5310E-02

-3.5624E-04

-4.2969E-03

1.9264E-03

-4.0302E-04

4.2529E-05

-1.8114E-06

Table 17

Parameter	f1(mm)	f2(mm)	f3(mm)	f4(mm)	f5(mm)	f(mm)	TTL(mm)
								Numerical value	4.18	99.52	-33.33	2.89	-2.41	3.98	4.41

Table 18

Figure 12 A show chromatic curve on the axle of the optical imaging lens of embodiment 6, and it represents the light warp of different wave length Deviateed by the converging focal point after camera lens.Figure 12 B show the astigmatism curve of the optical imaging lens of embodiment 6, and it represents meridian Curvature of the image and sagittal image surface bending.Figure 12 C show the distortion curve of the optical imaging lens of embodiment 6, and it represents different Distortion sizes values in the case of visual angle.Figure 12 D show the relative illumination curve of the optical imaging lens of embodiment 6, and it is represented Relative illumination on imaging surface corresponding to different image heights.Understood according to Figure 12 A to Figure 12 D, the optical imagery given by embodiment 6 Camera lens can realize good image quality.

Embodiment 7

The optical imaging lens according to the embodiment of the present application 7 are described referring to Figure 13 to Figure 14 D.Figure 13 shows root According to the structural representation of the optical imaging lens of the embodiment of the present application 7.

As shown in figure 13, optical imaging lens sequentially include the first lens E1, second along optical axis from thing side into image side Lens E2, the 3rd lens E3, the 4th lens E4, the 5th lens E5 and imaging surface S13.Optical imaging lens, which may also include, to be arranged at Imaging surface S13 photo-sensitive cell.

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, the unit of radius of curvature and thickness is millimeter (mm).Table 20 is shown available for each in embodiment 7 The high order term coefficient of aspherical mirror, wherein, each aspherical face type can be limited by the formula (1) provided in above-described embodiment 1.Table 21 show total the effective focal length f and optical imagery of the effective focal length f1 to f5 of each lens in embodiment 7, optical imaging lens The optics total length TTL of camera lens.

Table 19

Face number

A4

A6

A8

A10

A12

A14

A16

A18

A20

S1

-6.3818E-03

1.7802E-01

-1.0118E+00

3.4147E+00

-7.0881E+00

9.0494E+00

-6.9715E+00

2.9496E+00

-5.2467E-01

S2

-2.1827E-01

-8.0348E-01

7.3372E+00

-2.4531E+01

4.7574E+01

-5.7873E+01

4.3507E+01

-1.8466E+01

3.3804E+00

S3

-3.0135E-01

-5.3848E-03

5.1591E+00

-2.1008E+01

4.5688E+01

-6.0990E+01

4.9941E+01

-2.2952E+01

4.5270E+00

S4

-6.0050E-02

1.7866E-01

2.2682E-01

1.9817E+00

-2.0459E+01

6.6175E+01

-1.0523E+02

8.4132E+01

-2.6957E+01

S5

-2.3173E-01

3.1544E-01

8.9952E-03

-6.7796E+00

3.3259E+01

-8.0845E+01

1.0983E+02

-7.9667E+01

2.4125E+01

S6

-1.7122E-01

-5.8849E-02

2.8063E-01

-3.8545E-01

-3.5225E-01

1.6168E+00

-1.9498E+00

1.0838E+00

-2.3353E-01

S7

-1.6562E-01

4.7520E-01

-1.5957E+00

2.8463E+00

-3.1034E+00

2.0326E+00

-7.5678E-01

1.4481E-01

-1.0801E-02

S8

3.2014E-02

-2.9839E-02

2.6805E-02

-8.7774E-02

1.4010E-01

-9.8059E-02

3.4559E-02

-6.0615E-03

4.2013E-04

S9

1.0683E-02

-2.2491E-01

3.2500E-01

-2.0946E-01

7.6511E-02

-1.6775E-02

2.1669E-03

-1.4929E-04

4.0762E-06

S10

5.6027E-02

-1.1038E-01

8.0007E-02

-3.3072E-02

7.6216E-03

-7.9060E-04

-2.3624E-05

1.2789E-05

-8.0739E-07

Table 20

Parameter	f1(mm)	f2(mm)	f3(mm)	f4(mm)	f5(mm)	f(mm)	TTL(mm)
								Numerical value	4.35	77.64	-24.02	2.74	-2.41	3.98	4.43

Table 21

Figure 14 A show chromatic curve on the axle of the optical imaging lens of embodiment 7, and it represents the light warp of different wave length Deviateed by the converging focal point after camera lens.Figure 14 B show the astigmatism curve of the optical imaging lens of embodiment 7, and it represents meridian Curvature of the image and sagittal image surface bending.Figure 14 C show the distortion curve of the optical imaging lens of embodiment 7, and it represents different Distortion sizes values in the case of visual angle.Figure 14 D show the relative illumination curve of the optical imaging lens of embodiment 7, and it is represented Relative illumination on imaging surface corresponding to different image heights.Understood according to Figure 14 A to Figure 14 D, the optical imagery given by embodiment 7 Camera lens can realize good image quality.

Embodiment 8

The optical imaging lens according to the embodiment of the present application 8 are described referring to Figure 15 to Figure 16 D.Figure 15 shows root According to the structural representation of the optical imaging lens of the embodiment of the present application 8.

As shown in figure 15, optical imaging lens sequentially include the first lens E1, second along optical axis from thing side into image side Lens E2, the 3rd lens E3, the 4th lens E4, the 5th lens E5 and imaging surface S13.Optical imaging lens, which may also include, to be arranged at Imaging surface S13 photo-sensitive cell.

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, the unit of radius of curvature and thickness is millimeter (mm).Table 23 is shown available for each in embodiment 8 The high order term coefficient of aspherical mirror, wherein, each aspherical face type can be limited by the formula (1) provided in above-described embodiment 1.Table 24 show total the effective focal length f and optical imagery of the effective focal length f1 to f5 of each lens in embodiment 8, optical imaging lens The optics total length TTL of camera lens.

Table 22

Face number

A4

A6

A8

A10

A12

A14

A16

A18

A20

S1

-6.7529E-03

1.7866E-01

-1.0010E+00

3.3465E+00

-6.9005E+00

8.7706E+00

-6.7332E+00

2.8410E+00

-5.0462E-01

S2

-2.1936E-01

-7.8065E-01

7.2748E+00

-2.4481E+01

4.7738E+01

-5.8402E+01

4.4159E+01

-1.8851E+01

3.4700E+00

S3

-3.0032E-01

-4.8260E-03

5.1176E+00

-2.0916E+01

4.5714E+01

-6.1437E+01

5.0692E+01

-2.3481E+01

4.6650E+00

S4

-5.5656E-02

1.6030E-01

2.0753E-01

2.2235E+00

-2.1260E+01

6.7787E+01

-1.0752E+02

8.6189E+01

-2.7791E+01

S5

-2.3037E-01

2.9156E-01

2.2117E-02

-6.7028E+00

3.2871E+01

-7.9909E+01

1.0847E+02

-7.8642E+01

2.3850E+01

S6

-1.8150E-01

9.5140E-03

6.1966E-03

2.3970E-01

-1.2806E+00

2.5416E+00

-2.5625E+00

1.3244E+00

-2.7398E-01

S7

-1.2061E-01

1.7365E-01

-5.3370E-01

7.1313E-01

-4.9093E-01

7.6316E-02

1.0995E-01

-6.3211E-02

1.0044E-02

S8

3.3803E-02

-6.8749E-02

1.4440E-01

-2.6722E-01

2.9894E-01

-1.8352E-01

6.2144E-02

-1.0969E-02

7.8980E-04

S9

7.7721E-03

-1.9805E-01

2.7929E-01

-1.7609E-01

6.3751E-02

-1.4120E-02

1.8915E-03

-1.4049E-04

4.4198E-06

S10

6.6052E-02

-1.2847E-01

1.0260E-01

-5.0265E-02

1.5727E-02

-3.1660E-03

3.9655E-04

-2.8088E-05

8.6347E-07

Table 23

Parameter	f1(mm)	f2(mm)	f3(mm)	f4(mm)	f5(mm)	f(mm)	TTL(mm)
								Numerical value	4.28	340.69	-24.02	2.76	-2.43	3.98	4.45

Table 24

Figure 16 A show chromatic curve on the axle of the optical imaging lens of embodiment 8, and it represents the light warp of different wave length Deviateed by the converging focal point after camera lens.Figure 16 B show the astigmatism curve of the optical imaging lens of embodiment 8, and it represents meridian Curvature of the image and sagittal image surface bending.Figure 16 C show the distortion curve of the optical imaging lens of embodiment 8, and it represents different Distortion sizes values in the case of visual angle.Figure 16 D show the relative illumination curve of the optical imaging lens of embodiment 8, and it is represented Relative illumination on imaging surface corresponding to different image heights.Understood according to Figure 16 A to Figure 16 D, the optical imagery given by embodiment 8 Camera lens can realize good image quality.

To sum up, embodiment 1 to embodiment 8 meets the relation shown in table 25 below respectively.

Conditional embodiment	1	2	3	4	5	6	7	8
									f/EPD	1.88	1.79	1.80	1.83	1.86	1.88	1.88	1.88
f/f4	1.55	1.51	1.49	1.49	1.48	1.38	1.45	1.44
									f/f5	-1.77	-1.71	-1.70	-1.70	-1.70	-1.65	-1.65	-1.64
f/\|f2\|	0.05	0.07	0.08	0.09	0.09	0.04	0.05	0.01
									f/f12	0.96	0.96	0.96	0.95	0.94	1.01	0.98	0.97
\|R2/R6\|	0.02	0.02	0.02	0.04	0.06	0.03	0.07	0.01
									CT3/\|R5\|	0.03	0.03	0.03	0.03	0.03	0.02	0.02	0.03
f/CT4	6.75	7.24	7.28	7.32	7.34	8.23	7.67	7.54
									R6/R7	1.66	0.39	0.95	0.00	0.00	0.00	0.70	9.62
TTL/ImgH	1.38	1.50	1.45	1.38	1.41	1.40	1.43	1.48

Table 25

The application also provides a kind of imaging device, and its electronics photo-sensitive cell can be photosensitive coupling element (CCD) or complementation Property matal-oxide semiconductor element (CMOS).Imaging device can be such as digital camera independent picture pick-up device or 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.People in the art Member should be appreciated that invention scope involved in the application, however it is not limited to the technology that the particular combination of above-mentioned technical characteristic forms Scheme, while should also cover in the case where not departing from the inventive concept, carried out by above-mentioned technical characteristic or its equivalent feature The other technical schemes for being combined and being formed.Such as features described above has similar work(with (but not limited to) disclosed herein The technical scheme that the technical characteristic of energy is replaced mutually and formed.

Claims

1. optical imaging lens, sequentially included by thing side to image side along optical axis：First lens, the second lens, the 3rd lens, Four lens and the 5th lens, it is characterised in that

First lens have positive light coke, and its thing side is convex surface, and image side surface is concave surface；

Second lens have positive light coke or negative power；

3rd lens have negative power；

4th lens have positive light coke；

5th lens have negative power, and its image side surface is convex surface；And

Total effective focal length f of the optical imaging lens and the Entry pupil diameters EPD of the optical imaging lens meet f/EPD≤ 1.9。

2. optical imaging lens according to claim 1, it is characterised in that first lens and second lens Combination focal power is positive light coke, and its combined focal length f12 and the optical imaging lens total effective focal length f meet 0.8 ＜ f/ F12 ＜ 1.2.

3. optical imaging lens according to claim 1, it is characterised in that total effective focal length of the optical imaging lens F and second lens effective focal length f2 meet f/ | f2 |≤0.1.

4. optical imaging lens according to claim 1, it is characterised in that total effective focal length of the optical imaging lens F and the 4th lens effective focal length f4 meet 1.3≤f/f4≤1.6.

5. optical imaging lens according to claim 1, it is characterised in that total effective focal length of the optical imaging lens F and the 5th lens effective focal length f5 meet -1.8≤f/f5≤- 1.5.

6. optical imaging lens according to claim 1, it is characterised in that the radius of curvature of the first lens image side surface R2 and the 3rd lens image side surface radius of curvature R 6 meet | R2/R6 |≤0.1.

7. optical imaging lens according to claim 6, it is characterised in that the radius of curvature of the 3rd lens image side surface R6 and the radius of curvature R 7 of the 4th lens thing side meet 0≤R6/R7 ＜ 10.

8. optical imaging lens according to claim 1, it is characterised in that the 3rd lens are on the optical axis Heart thickness CT3 and the radius of curvature R 5 of the 3rd lens thing side meet CT3/ | R5 | ＜ 0.1.

9. optical imaging lens according to claim 1, it is characterised in that total effective focal length of the optical imaging lens F meets 6 ＜ f/CT4 ＜ 9 with the 4th lens in the center thickness CT4 on the optical axis.

10. optical imaging lens according to any one of claim 1 to 9, it is characterised in that TTL/ImgH ＜ 1.6,

Wherein, TTL be the first lens thing side center to the optical imaging lens imaging surface on the optical axis Distance；

ImgH is the half of effective pixel area diagonal line length on the optical imaging lens imaging surface.

11. optical imaging lens, the optical imaging lens are sequentially included along optical axis by thing side to image side：First lens, Two lens, the 3rd lens, the 4th lens and the 5th lens, it is characterised in that

At least one in first lens and the 4th lens has positive light coke；

At least one in 3rd lens and the 5th lens has negative power；

Second lens have positive light coke or negative power, and its effective focal length f2 is total effective with the optical imaging lens Focal length f meets f/ | f2 |≤0.1；And

The combination focal power of first lens and second lens is positive light coke, its combined focal length f12 and the optics Total effective focal length f of imaging lens meets 0.8 ＜ f/f12 ＜ 1.2.

12. optical imaging lens according to claim 11, it is characterised in that the thing side of first lens is convex Face, image side surface are concave surface.

13. the optical imaging lens according to claim 11 or 12, it is characterised in that the image side surface of the 5th lens is Convex surface.

14. optical imaging lens according to claim 11, it is characterised in that first lens and the 4th lens It is respectively provided with positive light coke.

15. optical imaging lens according to claim 14, it is characterised in that total effectively Jiao of the optical imaging lens Effective focal length f4 away from f and the 4th lens meets 1.3≤f/f4≤1.6.

16. the optical imaging lens according to claim 11 or 14, it is characterised in that the 3rd lens and the described 5th Lens are respectively provided with negative power.

17. optical imaging lens according to claim 16, it is characterised in that total effectively Jiao of the optical imaging lens Effective focal length f5 away from f and the 5th lens meets -1.8≤f/f5≤- 1.5.

18. optical imaging lens according to claim 14, it is characterised in that total effectively Jiao of the optical imaging lens Meet 6 ＜ f/CT4 ＜ 9 in the center thickness CT4 on the optical axis away from f and the 4th lens.

19. optical imaging lens according to claim 16, it is characterised in that the 3rd lens are on the optical axis Center thickness CT3 and the radius of curvature R 5 of the 3rd lens thing side meet CT3/ | R5 | ＜ 0.1.

20. optical imaging lens according to claim 12, it is characterised in that the curvature of the first lens image side surface half Footpath R2 and the 3rd lens image side surface radius of curvature R 6 meet | R2/R6 |≤0.1.

21. the optical imaging lens according to claim 11 or 20, it is characterised in that the song of the 3rd lens image side surface Rate radius R6 and the radius of curvature R 7 of the 4th lens thing side meet 0≤R6/R7 ＜ 10.

22. optical imaging lens according to claim 11, it is characterised in that TTL/ImgH ＜ 1.6,

23. optical imaging lens according to claim 22, it is characterised in that total effectively Jiao of the optical imaging lens Entry pupil diameters EPD away from f and the optical imaging lens meets f/EPD≤1.9.