CN106226848A - A kind of optical diaphragm assembly and preparation method thereof - Google Patents
A kind of optical diaphragm assembly and preparation method thereof Download PDFInfo
- Publication number
- CN106226848A CN106226848A CN201610756206.6A CN201610756206A CN106226848A CN 106226848 A CN106226848 A CN 106226848A CN 201610756206 A CN201610756206 A CN 201610756206A CN 106226848 A CN106226848 A CN 106226848A
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- blooming
- tack coat
- projective structure
- base material
- optical
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B1/00—Optical elements characterised by the material of which they are made; Optical coatings for optical elements
- G02B1/10—Optical coatings produced by application to, or surface treatment of, optical elements
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/04—Prisms
- G02B5/045—Prism arrays
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- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Optical Elements Other Than Lenses (AREA)
Abstract
The invention provides a kind of optical diaphragm assembly and manufacture method thereof, described optical diaphragm assembly comprises the first blooming, tack coat and the second blooming, described first blooming is bonded with described second blooming by described tack coat, it is characterized in that, described second blooming comprises multiple light guide structure, projective structure is integrally extended at the top of at least some of described light guide structure, and described projective structure embeds in described tack coat, and described projective structure is L-type structure or T-type structure.The present invention utilizes in L-type or T-type structure insertion glue-line has bigger adhesive force after solidification, reduces the thickness of tack coat simultaneously, improves combined strength bination, improves the transmitance of light simultaneously.
Description
Technical field:
The present invention relates to optical diaphragm assembly, be specifically related to optical diaphragm assembly structure and manufacture method.
Background technology:
Prior art composite membrane is triangle owing to inserting the top of prism in glue-line, adds that bondline thickness is relatively thin, upper rib
Eyeglass is more weak with lower prismatic lens bonding force, easily ftractures.As shown in CN200480013341.7,3M patent, existing POP, DOP class
Blooming, for realizing the bonding between film layer, or uses glue-line bonding prism, and the spine of prism inserts too low its of glue layer and is combined
Intensity not enough, the spine of prism inserts glue layer and crosses the optical effect making blooming overall at most and have a greatly reduced quality.
Summary of the invention:
On the one hand the purpose of the present invention provides a kind of optical diaphragm assembly, solves the first blooming for forming composite membrane
And second between blooming by technical problem that tack coat bonding strength is the best.
It is a further object to provide the preparation method of a kind of optical diaphragm assembly.
For achieving the above object, the technical scheme is that
A kind of optical diaphragm assembly, it comprises the first blooming, tack coat and the second blooming, described first blooming
Being bonded with described second blooming by described tack coat, described second blooming comprises multiple light guide structure, at least partially
Projective structure is integrally extended at the top of described light guide structure, and described projective structure embeds in described tack coat, and described protrusion is tied
Structure is L-type structure or T-type structure.
Further, described first blooming comprises the first light guide structure and the first base material, and described first base material has
One optical surface and the second relative optical surface, described first light guide structure is arranged at described first optical surface, described viscous
Knot layer is arranged at described second optical surface.
Further, the lower wide width range of described projective structure is 13 μm.
Further, described projective structure upper wide is lower wide 1.5 2 times.
Further, described first base material of described projective structure conflict.
Further, described projective structure does not contacts with described first base material.
Further, described light guide structure is selected from prism, post mirror or lenticule.
Further, described first blooming is selected from brightness enhancement film, diffusion barrier, post mirror film or lenticule film.
A kind of manufacture method comprising above-mentioned optical film assembly, comprises the steps of:
S1, manufactures the second blooming: through rolling, the projective structure of described second blooming is formed L under semi-cured state
Type structure or T-type structure；
S2, is coated with tack coat: at the surface applied adhesive that described first blooming is relative with described second blooming；
S3, bonding: described projective structure is inserted in described tack coat at least partially, makes described first light after solidification
Learn film and described second blooming bonding.
A kind of manufacture method comprising above-mentioned optical film assembly, comprises the steps of:
S1, manufactures the second blooming, and the projective structure of described second blooming is maintained at semi-cured state；
S2, is coated with tack coat: at the surface applied adhesive that described first blooming is relative with described second blooming；
S3, bonding: by described projective structure at least partially in semi-cured state is inserted into described tack coat, and will
Described projective structure compresses described surface so that described projective structure is deformed into L-type structure or T-shaped, makes described first after solidification
Blooming and described second blooming bonding.
Optical diaphragm assembly described herein, be utilize L-type or T-type structure to insert in tack coat to have after solidification bigger attached
Put forth effort, reduce the thickness of tack coat simultaneously, improve optical effect.
Accompanying drawing illustrates:
Below in conjunction with structural representation and embodiment, the present invention is further described.
Fig. 1 shows the structural representation of a kind of optical diaphragm assembly of a kind of typical embodiment 1 offer of the present invention.
Fig. 2 shows that the light guide structure of a kind of typical embodiment of the present invention and a kind of optical diaphragm assembly of offer is horizontal
Tangent plane schematic diagram.
Fig. 3 shows the structural representation of a kind of optical diaphragm assembly of a kind of typical embodiment 2 offer of the present invention.
Fig. 4 shows leading of a kind of optical diaphragm assembly that a kind of typical embodiment 2 of the present invention and embodiment 3 provide
Photo structure cross-sectional.
Fig. 5 shows the structural representation of a kind of optical diaphragm assembly of a kind of typical embodiment 3 offer of the present invention.
Fig. 6 shows the structural representation of a kind of optical diaphragm assembly of a kind of typical embodiment 4 offer of the present invention.
Fig. 7 shows the structural representation of a kind of optical diaphragm assembly of a kind of typical embodiment 5 offer of the present invention.
Fig. 8 shows that the light guide structure of a kind of optical diaphragm assembly of a kind of typical embodiment 5 offer of the present invention is horizontal
Tangent plane schematic diagram.
Fig. 9 shows that a kind of typical embodiment 6 of the present invention and a kind of optical diaphragm assembly of embodiment 7 offer contain convex
Go out the second blooming of structure.
Figure 10 shows that a kind of optical diaphragm assembly that a kind of typical embodiment 6 of the present invention provides protrudes knot containing L-type
Second blooming of structure.
Figure 11 shows that a kind of optical diaphragm assembly that a kind of typical embodiment 7 of the present invention provides protrudes knot containing T-shaped
Second blooming of structure.
Figure 12 shows the first light of a kind of optical diaphragm assembly of a kind of typical embodiment 6 and 7 offer of the present invention
Learn film.
Detailed description of the invention:
In order to make the purpose of the present invention, technical scheme and advantage clearer, below in conjunction with drawings and Examples, right
Invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, not
For limiting the present invention.
Embodiment 1
A kind of optical diaphragm assembly 100 shown in schematic diagram 1, the first blooming 21 is by tack coat 14 and the second blooming
22 bondings.First blooming 21 comprises a plurality of prism structure 11 and the first base material 13, and the first base material 13 has the first optical surface
With the second relative optical surface, a plurality of prism 11 is arranged on the first optical surface of the first base material 13, the first base material 13
Tack coat 14 it is provided with on second optical surface.Second blooming 22 comprises a plurality of prism 15 and the second base material 16, and described second
Base material 16 has the first optical surface and the second relative optical surface, and described a plurality of prism 15 is arranged at the of the second base material 16
On one optical surface.Projective structure 12 is integrally extended at a plurality of prism 15 top, and projective structure 12 is L-shaped, L-type projective structure 12
Bearing of trend along prism 15 can also disconnect continuously, and L-type projective structure 12 tilts (a plurality of rib along a unified direction
The L-type projective structure 12 of mirror 15 can also tilt to different directions or regular to different directions inclination at random), described L
Type projective structure 12 embeds in tack coat 14 and the second optical surface with the first base material 13 does not contacts.
It is wherein prism 15 cross-sectional view shown in schematic diagram 2, the L-type projective structure 12 that the top of shown prism 15 is,
Two base angles of described prism 15 are θ 1 and θ 2, wherein, θ 1=θ 2 or θ 1 ≠ θ 2, it is not limited, the end of described prism 15
Limit d is 20 μm, and side a is 10 μm, and the upper wide W2 of described L-type projective structure 12 is 3 μm, and lower wide W1 is 2 μm, L-type projective structure
The height H of 12 is 3 μm.
L-type structure in second blooming 22 is inserted in tack coat after solidification, the first blooming 21 and the second blooming it
Between Adhesion enhancement, the transmitance of the light that the thickness of tack coat improves further can be reduced simultaneously.
Embodiment 2
A kind of optical diaphragm assembly shown in schematic diagram 3, the first blooming 21 is by tack coat 14 and the second blooming 22
Bonding.First blooming 21 comprises a plurality of prism structure 11 and the first base material 13, the first base material 13 have the first optical surface and
The second relative optical surface, a plurality of prism 11 is arranged on the first optical surface of the first base material 13, the of the first base material 13
Tack coat 14 it is provided with on two optical surfaces.Second blooming 22 comprises a plurality of prism 15 and the second base material 16, the second base material 16
Having the first optical surface and the second relative optical surface, described a plurality of prism 15 is arranged at the first optics of the second base material 16
On surface, the T-shaped projective structure that a plurality of prism 15 top is integrally extended extends (T-shaped protrusion knot along the bearing of trend of prism 15
Structure 12 can also disconnect continuously along the extension in prism 15 direction), T-shaped projective structure 12 embeds in tack coat 14 and with first
Second optical surface of base material 13 is inconsistent.
It is wherein the cross-sectional view of prism 15 shown in schematic diagram 4, the T-shaped projective structure that the top of shown prism 15 is
12, the base angle θ 1 and θ 2 of described prism 15, wherein, θ 1=θ 2 or θ 1 ≠ θ 2, it is not limited, the base d of described prism 15
Being 20 μm, side a is 10 μm, and the upper wide W2 of described T-shaped projective structure 12 is 3 μm, and lower wide W1 is 1.5 μm, T-shaped projective structure 12
Height H be 2 μm.
T-type structure in second blooming 22 inserts in tack coat after solidification, the first blooming 21 and the second blooming it
Between Adhesion enhancement, the transmitance of the light that the thickness of tack coat improves further can be reduced simultaneously.
Embodiment 3
A kind of optical diaphragm assembly shown in schematic diagram 5, the first blooming 21 is by tack coat 14 and the second blooming 22
Bonding.First blooming 21 comprises diffusion structure 11 and the first base material 13, and the first base material 13 has the first optical surface with relative
The second optical surface, diffusion structure 11 is arranged on the first optical surface of the first base material 13, the first base material 13 relative
Tack coat 14 it is provided with on two optical surfaces.Second blooming 22 comprises a plurality of prism 15 and the second base material 16, the second base material 16
Having the first optical surface and the second relative optical surface, described a plurality of prism 15 is arranged at the first optics of the second base material 16
On surface, the T-shaped projective structure that a plurality of prism 15 top is integrally extended extends (T-shaped protrusion knot along the bearing of trend of prism 15
Structure 12 can also disconnect continuously along the extension in prism 15 direction), T-shaped projective structure 12 embeds in tack coat 14 and with first
Second optical surface of base material 13 is inconsistent.
Shown in schematic diagram 4 being wherein the cross-sectional view of prism 15, its structure is subtriangular, the top of shown prism 15
The T-shaped projective structure 12 that portion is, the base angle θ 1 and θ 2 of described prism 15 wherein, θ 1=θ 2 or θ 1 ≠ θ 2, be not limited, institute
The base d stating prism 15 is 20 μm, and side a is 10 μm, and the upper wide W2 of described T-shaped projective structure 12 is 3 μm, and lower wide W1 is 1.5 μ
M, the height H of T-shaped projective structure 12 are 2 μm.
In T-type structure insertion tack coat in second blooming 22 after solidification between the first blooming 21 and the second blooming
Adhesion enhancement, the transmitance of the light that the thickness of tack coat improves further can be reduced simultaneously.
Embodiment 4
Shown in schematic diagram 6: the second blooming 22 comprises a plurality of prism 15 and the second base material 16, and the second base material 16 has first
Optical surface and the second relative optical surface, described a plurality of prism 15 is arranged on the first optical surface of the second base material 16,
(a plurality of prism 15 top can be regular or random for the T-shaped projective structure 12 that described a plurality of prism 15 top is integrally extended
Interval T-shaped projective structure 12 is set) along prism 15 bearing of trend extend (T-shaped projective structure 12 is along the extension in prism 15 direction
Can also disconnect continuously), T-shaped projective structure 12 embed in tack coat 14 and with the second optical surface phase of the first base material 13
Conflicting, remaining structure is same as in Example 2.
T-type structure in second blooming 22 inserts in tack coat after solidification, the first blooming 21 and the second blooming it
Between Adhesion enhancement, be interrupted simultaneously arrange at prism 15 top projective structure 12 can improve further prism optically focused effect
Really, thus improve the transmitance of light.
Embodiment 5
A kind of optical diaphragm assembly shown in schematic diagram 7, the first blooming 21 is by tack coat 14 and the second blooming 22
Bonding.First blooming 21 comprises a plurality of prism structure 11 and the first base material 13, the first base material 13 have the first optical surface and
The second relative optical surface, a plurality of prism 11 is arranged on the first optical surface of the first base material 13, and the first base material 13 is relative
The second optical surface on be provided with tack coat 14.Second blooming 22 comprises multiple lenticule 15 and the second base material 16, and second
Base material 16 has the first optical surface and the second relative optical surface, and the plurality of lenticule 15 is arranged at the second base material 16
On first optical surface, (multiple lenticule 15 tops are permissible for the T-shaped projective structure 12 that multiple lenticule 15 tops are integrally extended
T-shaped projective structure 12 is set in whole or in part), T-shaped projective structure 12 embed in tack coat 14 and not with the first base material 13 phase
To the second optical surface contact.
It is wherein the cross-sectional view of lenticule 15 shown in schematic diagram 8, the T that the top of lenticule 15 shown in cross-sectional view is
Type projective structure 12, described a length of 25 μm of semi-circular structure base d, the upper wide W1 of described T-shaped projective structure 12 is 3 μm, lower wide W2
Being 1.5 μm, the height H of T-shaped projective structure is 2 μm.
T-type structure in second blooming 22 inserts in tack coat after solidification, the first blooming 21 and the second blooming it
Between Adhesion enhancement, the transmitance of the light that the thickness of tack coat improves further can be reduced simultaneously.
Embodiment 6
Optical diaphragm assembly manufacture method comprises the steps of:
S1, manufactures the second blooming 22: the second blooming 22 shown in schematic diagram 9 comprises a plurality of prism 15 and the second base material
16, the second base material 16 has the first optical surface and the second relative optical surface, and described a plurality of prism 15 is arranged at the second base
On first optical surface of material 16, forming a plurality of prism on base material is known techniques, specifically refer to Chinese patent
CN200480013341.7, repeats no more.The present invention a plurality of prism 15 top is integrally extended convex unlike the prior art
Going out structure 12, described projective structure 12 forms the L-type structure shown in signal Figure 10 through rolling under semi-cured state；
S2, is coated with tack coat 14: the first blooming 21 shown in signal Figure 12 comprises a plurality of prism structure 11 and the first base material 13,
First base material 13 has the first optical surface and the second relative optical surface, and a plurality of prism 11 is arranged at described first optics table
Face, described second optical surface applied adhesive forms tack coat 14；
S3, bonding: L-type projective structure 12 in signal 10 is fully inserted in described tack coat 14, make described after solidification
First blooming 21 forms structure as shown in schematic diagram 1 with described second blooming 22 by tack coat 14.
Embodiment 7
The manufacture method of optical film assembly 100 comprises the steps of:
S1, manufactures the second blooming 22: the second blooming 22 shown in schematic diagram 9 comprises a plurality of prism and the second base material 16,
Second base material 16 has the first optical surface and the second relative optical surface, and described a plurality of prism 15 is arranged at the second base material 16
The first optical surface on, projective structure 12 is integrally extended at a plurality of prism 15 top, and described projective structure 12 is being maintained at half
Solid state；
S2, is coated with tack coat 14: the first blooming 21 shown in signal Figure 12 comprises a plurality of prism structure 11 and the first base material 13,
First base material 13 has the first optical surface and the second relative optical surface, and a plurality of prism 11 is arranged at described first optics table
Face, described second optical surface applied adhesive forms tack coat 14；
S3, bonding: projective structure 12 shown in schematic diagram 9 is all inserted into the tack coat 14 described in S2 in semi-cured state
In, and compressing the second optical surface of the first base material 13 in S2 so that projective structure 12 is deformed into T junction shown in signal Figure 11
Structure, the first blooming 21 is by structure shown in the tack coat 14 described in S2 and the second blooming bonding 22 formation schematic diagram 3.
The foregoing is only the preferred embodiment of invention, be not limiting as the present invention, all the spirit and principles in the present invention it
Interior made amendment, equivalent and improvement etc., should be included within the scope of the present invention.Attempt is according to this to the present invention
Make any restriction in form, have, therefore all, any modification or the change being made the relevant present invention under identical spirit,
All must be included in the category that the invention is intended to protection.
Claims (10)
1. an optical diaphragm assembly, it comprises the first blooming, tack coat and the second blooming, and described first blooming leads to
Cross described tack coat and described second blooming bonding, it is characterised in that described second blooming comprises multiple light guide structure, extremely
Projective structure is integrally extended at the top of few a part of described light guide structure, and described projective structure embeds in described tack coat, institute
Stating projective structure is L-type structure or T-type structure.
Optical diaphragm assembly the most according to claim 1, it is characterised in that described first blooming comprises the first guide-lighting knot
Structure and the first base material, described first base material has the first optical surface and the second relative optical surface, the described first guide-lighting knot
Structure is arranged at described first optical surface, and described tack coat is arranged at described second optical surface.
Optical film assembly the most according to claim 1, it is characterised in that the lower wide width range of described projective structure is
1-3μm。
Optical film assembly the most according to claim 1, it is characterised in that the upper width of described projective structure is lower wide 1.5-
2 times.
Optical film assembly the most according to claim 1, it is characterised in that described projective structure described first base material of conflict.
Optical film assembly the most according to claim 1, it is characterised in that described projective structure does not connects with described first base material
Touch.
7. according to the optical film assembly described in any one of claim 1-6, it is characterised in that described light guide structure selected from prism,
Post mirror or lenticule.
8. according to the optical film assembly described in any one of claim 1-6, it is characterised in that described first blooming is selected from blast
Film, diffusion barrier, post mirror film or lenticule film.
9. one kind comprises the manufacture method of optical film assembly described in any one of claim 1-8, it is characterised in that comprise following step
Rapid:
S1, manufactures described second blooming, and through rolling, the projective structure of described second blooming is formed L under semi-cured state
Type structure or T-type structure；
S2, is coated with tack coat: manufacture described first blooming, in the surface that described first blooming is relative with described second blooming
Applied adhesive；
S3, bonding: described projective structure is inserted in described tack coat at least partially, makes described first blooming after solidification
With described second blooming bonding.
10. one kind comprises the manufacture method of optical film assembly described in any one of claim 1-8, it is characterised in that comprise as follows
Step:
S1, manufactures the second blooming, and the projective structure of described second blooming is maintained at semi-cured state；
S2, is coated with tack coat: at the surface applied adhesive that described first blooming is relative with described second blooming；
S3, bonding: by described projective structure at least partially in semi-cured state is inserted into described tack coat and described convex
Go out structure and compress described surface so that described projective structure is deformed into L-type structure or T-shaped, after solidification, make described first blooming
With described second blooming bonding.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610756206.6A CN106226848A (en) | 2016-08-30 | 2016-08-30 | A kind of optical diaphragm assembly and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610756206.6A CN106226848A (en) | 2016-08-30 | 2016-08-30 | A kind of optical diaphragm assembly and preparation method thereof |
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| CN201610756206.6A Pending CN106226848A (en) | 2016-08-30 | 2016-08-30 | A kind of optical diaphragm assembly and preparation method thereof |
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| CN108205218A (en) * | 2018-01-15 | 2018-06-26 | 张家港康得新光电材料有限公司 | A kind of composite brightening film and its preparation method and application |
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| CN115808822A (en) * | 2022-12-27 | 2023-03-17 | 江苏双星彩塑新材料股份有限公司 | DPL composite membrane and preparation method thereof |
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