CN113759592A - Polaroid applicable to strong light environment - Google Patents
Polaroid applicable to strong light environment Download PDFInfo
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- CN113759592A CN113759592A CN202111261711.0A CN202111261711A CN113759592A CN 113759592 A CN113759592 A CN 113759592A CN 202111261711 A CN202111261711 A CN 202111261711A CN 113759592 A CN113759592 A CN 113759592A
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- 239000000758 substrate Substances 0.000 claims abstract description 61
- 230000005540 biological transmission Effects 0.000 claims abstract description 23
- 230000001681 protective effect Effects 0.000 claims abstract description 17
- 239000002245 particle Substances 0.000 claims abstract description 15
- 238000010521 absorption reaction Methods 0.000 claims abstract description 14
- 229910052751 metal Inorganic materials 0.000 claims abstract description 8
- 239000002184 metal Substances 0.000 claims abstract description 8
- RVTZCBVAJQQJTK-UHFFFAOYSA-N oxygen(2-);zirconium(4+) Chemical compound [O-2].[O-2].[Zr+4] RVTZCBVAJQQJTK-UHFFFAOYSA-N 0.000 claims abstract description 5
- 229910001928 zirconium oxide Inorganic materials 0.000 claims abstract description 5
- 239000010410 layer Substances 0.000 claims description 71
- MCMNRKCIXSYSNV-UHFFFAOYSA-N Zirconium dioxide Chemical compound O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 claims description 20
- 230000010287 polarization Effects 0.000 claims description 8
- 239000012790 adhesive layer Substances 0.000 claims description 6
- 238000000016 photochemical curing Methods 0.000 claims description 4
- 229920003229 poly(methyl methacrylate) Polymers 0.000 claims description 4
- 239000004926 polymethyl methacrylate Substances 0.000 claims description 4
- 229920000728 polyester Polymers 0.000 claims description 3
- 238000004381 surface treatment Methods 0.000 claims description 3
- 238000002834 transmittance Methods 0.000 claims description 3
- 239000011521 glass Substances 0.000 description 8
- 239000004973 liquid crystal related substance Substances 0.000 description 8
- 230000003287 optical effect Effects 0.000 description 8
- 230000000694 effects Effects 0.000 description 6
- 230000000007 visual effect Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000013021 overheating Methods 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/133528—Polarisers
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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
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/30—Polarising elements
- G02B5/3025—Polarisers, i.e. arrangements capable of producing a definite output polarisation state from an unpolarised input state
- G02B5/3033—Polarisers, i.e. arrangements capable of producing a definite output polarisation state from an unpolarised input state in the form of a thin sheet or foil, e.g. Polaroid
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/30—Polarising elements
- G02B5/3025—Polarisers, i.e. arrangements capable of producing a definite output polarisation state from an unpolarised input state
- G02B5/3058—Polarisers, i.e. arrangements capable of producing a definite output polarisation state from an unpolarised input state comprising electrically conductive elements, e.g. wire grids, conductive particles
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Nonlinear Science (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Polarising Elements (AREA)
Abstract
The invention provides a polaroid applicable to a strong light environment, which comprises a double-sided transmission type polaroid, wherein the absorption axis of the double-sided transmission type polaroid is a curve, and the double-sided transmission type polaroid is made of poly (styrene-block-n-butyl methacrylate) and metal nano zirconium oxide particles; a first light guide layer is arranged on one side of the double-sided transmission type polaroid, a first protective film is arranged on the first light guide layer, a first light-transmitting substrate and a second light-transmitting substrate are sequentially arranged on the first protective film, and a first polaroid is arranged between the first light-transmitting substrate and the second light-transmitting substrate; the other side is provided with a second light guide layer, a second protective film is arranged on the second light guide layer, a third light-transmitting substrate and a fourth light-transmitting substrate are sequentially arranged on the second protective film, and a second polaroid is arranged between the third light-transmitting substrate and the fourth light-transmitting substrate. The polaroid can solve the problem that the display screen cannot be clearly observed in a strong light environment through the mechanism.
Description
Technical Field
The invention relates to a polarizer, in particular to a polarizer which can be applied to a strong light environment.
Background
At present, with the development of electronic science and technology, liquid crystal displays are now widely used in daily life. Currently, the structure of a typical liquid crystal display panel includes: the liquid crystal display panel comprises a lower layer glass substrate, an upper layer glass substrate, a liquid crystal layer, an upper layer polaroid and a lower layer polaroid, wherein the lower layer glass substrate and the upper layer glass substrate are arranged oppositely, the liquid crystal layer is arranged between the upper layer glass substrate and the lower layer glass substrate, and the upper layer polaroid and the lower layer polaroid are respectively arranged on one surface, back to the liquid crystal layer, of the upper layer glass substrate and the lower layer glass substrate.
Polarizers are known as polarizers and liquid crystal displays must rely on polarized light for imaging. The polaroid is provided with a fixed polarizing axis, only allows light with the vibration direction consistent with the polarization direction to pass through, absorbs light with the vibration direction vertical to the polarizing axis, and is used for converting natural light without polarization into polarized light, so that the light which is vertical to an electric field passes through, and the liquid crystal display panel can normally display images.
In a strong light environment, the light intensity of the backlight source is weak, and the content of the display screen of the electronic device such as a mobile phone and a computer cannot be clearly observed. The existing method for solving the problem is basically to improve the light intensity of the backlight source, but the treatment method not only increases the use amount of electric energy, but also influences the service life of the backlight source, and can not fundamentally solve the problem that the display screen can not be clearly observed in a strong light environment.
Meanwhile, in the production of the polarizer, in order to overcome the problems of interference fringes or water ripples and the like, the brightness of the whole module is reduced, and the problem that the display screen cannot be clearly observed in a strong light environment is also caused.
Therefore, there is a need to design a new polarizer that can be applied in a strong light environment to overcome the above problems.
Disclosure of Invention
The invention aims to overcome the defects of the prior art, provides the polaroid applicable to the strong light environment and can solve the problem that a display screen cannot be clearly observed in the strong light environment
The invention is realized by the following steps:
the invention provides a polaroid applicable to a strong light environment, which comprises a double-sided transmission type polaroid, wherein the absorption axis of the double-sided transmission type polaroid is a curve, and the double-sided transmission type polaroid is made of poly (styrene-block-n-butyl methacrylate) and metal nano zirconium oxide particles;
the double-sided transmission type polaroid is provided with a first surface and a second surface opposite to the first surface, a first light guide layer is arranged on the first surface, a first protective film is arranged on the first light guide layer, a first light-transmitting substrate and a second light-transmitting substrate are sequentially arranged on the first protective film, a first polaroid is arranged between the first light-transmitting substrate and the second light-transmitting substrate, the first polaroid comprises a plurality of first columnar bodies extending along the direction vertical to the plane of the double-sided transmission type polaroid, the first columnar bodies are arranged at equal intervals, a first light path channel is formed between every two adjacent first columnar bodies, a first heat-resisting layer is arranged on the second light-transmitting substrate, a plurality of micropores are formed in the first heat-resisting layer, and a first brightness enhancement film is arranged on the first heat-resisting layer;
a second light guide layer is arranged on the second surface, a second protective film is arranged on the second light guide layer, a third light-transmitting substrate and a fourth light-transmitting substrate are sequentially arranged on the second protective film, a second polaroid is arranged between the third light-transmitting substrate and the fourth light-transmitting substrate, the second polaroid comprises a plurality of second cylindrical bodies extending along the direction perpendicular to the plane direction of the double-sided transmission type polaroid, the second cylindrical bodies are arranged at equal intervals, a second light path channel is formed between every two adjacent second cylindrical bodies, a second heat-resisting layer is arranged on the fourth light-transmitting substrate, a plurality of micropores are formed in the second heat-resisting layer, and a second brightness enhancement film is arranged on the second heat-resisting layer;
the first cylindrical body and the second cylindrical body are both formed by performing photocuring on PVA; the polarization degree of the double-sided transmission type polarizer is not lower than 50%, and the transmittance is not lower than 44%.
Further, the absorption axis of the first polarizer is parallel to the absorption axis of the second polarizer.
Further, the first heat conduction resisting layer and the second heat conduction resisting layer are both made of polymethyl methacrylate, and the distribution rate of micropores is 5-8%.
Further, the metal nano zirconia particles are subjected to surface treatment and have affinity for poly (styrene-block-n-butyl methacrylate); the metallic nano zirconia particles are embedded inside the poly (styrene-block-n-butyl methacrylate), the diameter of the metallic nano zirconia particles being lower than 100 nm.
Further, the vertical extension length of the first cylindrical body is greater than the transverse width of the first cylindrical body, and the transverse width of the first cylindrical body is greater than the width of the first optical path channel; the vertical extension length of the second cylindrical body is larger than the transverse width of the second cylindrical body, the transverse width of the second cylindrical body is larger than the width of the second light path channel, and the widths of the first light path channel and the second light path channel are both 15-20 nm.
Further, an adhesive layer is arranged on the second brightness enhancement film, and a release film is arranged on the adhesive layer.
Further, the first transparent substrate, the second transparent substrate, the third transparent substrate and the fourth transparent substrate have the same structure and are all polyester substrates.
The invention has the following beneficial effects:
the polaroid which is provided with the optical path channel is arranged, and the optical path channel forms a grating structure, so that the incident light angle of the strong light is 0 degree after the polaroid deviates a certain visual angle, and the problem that a display screen cannot be clearly observed in the strong light environment is solved; simultaneously, through the heat-resisting layer that sets up to have microporous structure for its own has lower heat conductivity, and the heat is difficult to pass microporous structure and passes to the polaroid, and the temperature that is located inboard polarisation layer is lower, is difficult to take place to contract and influences normal use.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is a schematic structural diagram of a polarizer that can be applied in a strong light environment according to an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of a second polarizer according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a second anti-heat conductive layer according to an embodiment of the present invention;
fig. 4 is a schematic structural diagram of another embodiment of a polarizer that can be applied in a strong light environment according to an embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1, the present invention provides a polarizer applicable to a strong light environment, which is used for a display screen, and includes a double-sided transmissive polarizer 1, wherein an absorption axis of the double-sided transmissive polarizer 1 is a curve, and an absorption axis of the double-sided transmissive polarizer 1 is a curve, that is, the absorption axis is curved; specifically, all the positions on the double-sided transmission polarizer 1 have absorption axes with the same bending direction and the same curvature. Through setting up crooked absorption axle, contrast reduction and the visual angle that the counterpoint vibration when can compensating the installation polaroid caused are narrow, can also solve the not good problem of visual effect.
The double-sided transmission type polarizer 1 is made of poly (styrene-block-n-butyl methacrylate) and metal nano zirconium oxide particles. Namely, the nano zirconia particles are embedded into the poly (styrene-block-n-butyl methacrylate), and further, the metal nano zirconia particles have affinity to the poly (styrene-block-n-butyl methacrylate) after surface treatment, so that the stability of combination of the poly (styrene-block-n-butyl methacrylate) and the metal nano zirconia particles is ensured. The metallic nano zirconia particles are embedded inside the poly (styrene-block-n-butyl methacrylate), the diameter of the metallic nano zirconia particles being lower than 100 nm. With the structure, the double-sided transmission type polarizer 1 has stronger durability, and can still keep the polarization performance even if being exposed in a hot or humid environment for a long time, thereby prolonging the service life of the polarizer which can be applied to a strong light environment.
In the preferred embodiment, the polarization degree of the double-sided transmissive polarizer 1 is not less than 50%, and the transmittance is not less than 44%, so that the polarization effect can be optimized.
As shown in fig. 1, the double-sided transmissive polarizer 1 has a first surface and a second surface opposite to the first surface, the first surface is provided with a first light guide layer 2, the first light guide layer 2 is provided with a first protective film 3, the first protective film 3 is sequentially provided with a first transparent substrate 4 and a second transparent substrate 6, and a first polarizer 5 is disposed between the first transparent substrate 4 and the second transparent substrate 6. The leaded light layer is used for reinforcing inside light transmission effect, and the material of leaded light layer and protection film all belongs to the common technique in this field, and the specific structure is not restated here again.
As shown in fig. 1, the first polarizer 5 includes a plurality of first cylindrical bodies 51 extending in a direction perpendicular to the plane of the double-sided transmissive polarizer 1, the plurality of first cylindrical bodies 51 are disposed at equal intervals, and a first optical path 52 is formed between two adjacent first cylindrical bodies 51. The first cylindrical body 51 is formed by performing photocuring on PVA, and is stacked layer by layer to form a whole cylindrical body structure; the cylindrical body and the light path channel form a grating structure, so that after the polarizer deflects a certain visual angle, the incident light angle of the strong light is 0 degree, and the problem that the display screen cannot be clearly observed in a strong light environment is solved. In the preferred embodiment, the first cylindrical body 51 has a vertical extension length greater than its lateral width, which is greater than the width of the first light path channel 52; the width of the first light path channel 52 is 15-20nm, and the effect of the polarizer for avoiding strong light can be optimal by setting the width value of the light path channel.
As shown in fig. 1, a first anti-thermal conductive layer 7 is disposed on the second light-transmitting substrate 6, a plurality of micro-holes (not numbered) are disposed inside the first anti-thermal conductive layer 7, and a first brightness enhancement film 8 is disposed on the first anti-thermal conductive layer 7. First anti heat-conducting layer 7 is made by polymethyl methacrylate, through setting up the anti heat-conducting layer that has microporous structure for itself has lower heat conductivity, and the heat is difficult to pass microporous structure and passes to the polaroid, and the temperature that is located inboard polarisation layer is lower, is difficult to take place to contract and influences normal use. In the preferred embodiment, the distribution rate of the micropores is 5-8%, and by setting the distribution rate of the micropores, the thermal conductivity can be effectively reduced on the premise of not reducing the strength of the heat conduction resistant layer, and the inner polarizer can be effectively protected from the influence of the overheating of the external environment temperature.
As shown in fig. 1 and 2, a second light guide layer 9 is disposed on the second surface, a second protective film 10 is disposed on the second light guide layer 9, a third transparent substrate 11 and a fourth transparent substrate 13 are sequentially disposed on the second protective film 10, and a second polarizer 12 is disposed between the third transparent substrate 11 and the fourth transparent substrate 13. The light guide layer is used for enhancing the transmission effect of the internal light, and the materials of the light guide layer, the protective film and the brightness enhancement film all belong to common technologies in the field, and the specific structure is not described in detail here.
As shown in fig. 1 and fig. 2, the second polarizer 12 includes a plurality of second cylindrical bodies 121 extending in a direction perpendicular to the plane of the double-sided transmissive polarizer 1, the plurality of second cylindrical bodies 121 are disposed at equal intervals, and a second optical path 122 is formed between two adjacent second cylindrical bodies 121. The second cylindrical body 121 is formed by performing photocuring on PVA, and is stacked layer by layer to form a whole cylindrical body structure; the cylindrical body and the light path channel form a grating structure, so that after the polarizer deflects a certain visual angle, the incident light angle of the strong light is 0 degree, and the problem that the display screen cannot be clearly observed in a strong light environment is solved. In the preferred embodiment, the vertical extension length of the second cylindrical member 121 is greater than the lateral width thereof, and the lateral width is greater than the width of the second optical path 122; the width of the second optical path 122 is 15-20nm, and the effect of the polarizer for avoiding strong light can be optimal by setting the width of the optical path.
As shown in fig. 1 and 3, a second anti-thermal conductive layer 14 is disposed on the fourth light-transmitting substrate 13, a plurality of micro-holes 141 are disposed inside the second anti-thermal conductive layer 14, and a second brightness enhancement film 15 is disposed on the second anti-thermal conductive layer 14. The second anti-heat conduction layer 14 is made of polymethyl methacrylate, the anti-heat conduction layer with the micropore 141 structure is arranged, so that the second anti-heat conduction layer has low heat conductivity, heat cannot easily penetrate through the micropore structure and is transferred to the polaroid, the temperature of the polarizing layer positioned on the inner side is low, and the normal use is not easily affected by shrinkage. In the preferred embodiment, the distribution rate of the micropores is 5-8%, and by setting the distribution rate of the micropores, the thermal conductivity can be effectively reduced on the premise of not reducing the strength of the heat conduction resistant layer, and the inner polarizer can be effectively protected from the influence of the overheating of the external environment temperature.
Furthermore, the absorption axis of the first polarizer 5 and the absorption axis of the second polarizer 12 are arranged in parallel, so that the polarization effects of the two polarizers can be kept consistent, and the problem that the display screen cannot be clearly observed in a strong light environment can be solved.
As shown in fig. 4, in other preferred embodiments, an adhesive layer 16 is disposed on the second brightness enhancement film, and a release film 17 is disposed on the adhesive layer 16, which is a common technique and will not be described herein again.
Specifically, the first transparent substrate 4, the second transparent substrate 6, the third transparent substrate 11, and the fourth transparent substrate 13 have the same structure, and are all polyester substrates.
In summary, the polarizer provided by the invention and capable of being applied to a strong light environment is provided with the polarizer with the light path channel, and the light path channel forms a shutter structure, so that after the polarizer deviates a certain visual angle, the viewing angle of strong light is 0 degree, and the problem that a display screen cannot be clearly observed in the strong light environment is solved; simultaneously, through the heat-resisting layer that sets up to have microporous structure for its own has lower heat conductivity, and the heat is difficult to pass microporous structure and passes to the polaroid, and the temperature that is located inboard polarisation layer is lower, is difficult to take place to contract and influences normal use.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (7)
1. The polaroid capable of being applied to a strong light environment is characterized by comprising a double-sided transmission type polaroid, wherein the absorption axis of the double-sided transmission type polaroid is a curve, and the double-sided transmission type polaroid is made of poly (styrene-block-n-butyl methacrylate) and metal nano zirconium oxide particles;
the double-sided transmission type polaroid is provided with a first surface and a second surface opposite to the first surface, a first light guide layer is arranged on the first surface, a first protective film is arranged on the first light guide layer, a first light-transmitting substrate and a second light-transmitting substrate are sequentially arranged on the first protective film, a first polaroid is arranged between the first light-transmitting substrate and the second light-transmitting substrate, the first polaroid comprises a plurality of first columnar bodies extending along the direction vertical to the plane of the double-sided transmission type polaroid, the first columnar bodies are arranged at equal intervals, a first light path channel is formed between every two adjacent first columnar bodies, a first heat-resisting layer is arranged on the second light-transmitting substrate, a plurality of micropores are formed in the first heat-resisting layer, and a first brightness enhancement film is arranged on the first heat-resisting layer;
a second light guide layer is arranged on the second surface, a second protective film is arranged on the second light guide layer, a third light-transmitting substrate and a fourth light-transmitting substrate are sequentially arranged on the second protective film, a second polaroid is arranged between the third light-transmitting substrate and the fourth light-transmitting substrate, the second polaroid comprises a plurality of second cylindrical bodies extending along the direction perpendicular to the plane direction of the double-sided transmission type polaroid, the second cylindrical bodies are arranged at equal intervals, a second light path channel is formed between every two adjacent second cylindrical bodies, a second heat-resisting layer is arranged on the fourth light-transmitting substrate, a plurality of micropores are formed in the second heat-resisting layer, and a second brightness enhancement film is arranged on the second heat-resisting layer;
the first cylindrical body and the second cylindrical body are both formed by performing photocuring on PVA; the polarization degree of the double-sided transmission type polarizer is not lower than 50%, and the transmittance is not lower than 44%.
2. A polarizer applicable to a strong light environment according to claim 1, wherein: the absorption axis of the first polarizer is parallel to the absorption axis of the second polarizer.
3. A polarizer applicable to a strong light environment according to claim 1, wherein: the first heat conduction resisting layer and the second heat conduction resisting layer are both made of polymethyl methacrylate, and the distribution rate of micropores is 5-8%.
4. A polarizer applicable to a strong light environment according to claim 1, wherein: the metal nano zirconium oxide particles are subjected to surface treatment and have affinity to poly (styrene-block-n-butyl methacrylate); the metallic nano zirconia particles are embedded inside the poly (styrene-block-n-butyl methacrylate), the diameter of the metallic nano zirconia particles being lower than 100 nm.
5. A polarizer applicable to a strong light environment according to claim 1, wherein: the vertical extension length of the first cylindrical body is greater than the transverse width of the first cylindrical body, and the transverse width of the first cylindrical body is greater than the width of the first light path channel; the vertical extension length of the second cylindrical body is larger than the transverse width of the second cylindrical body, the transverse width of the second cylindrical body is larger than the width of the second light path channel, and the widths of the first light path channel and the second light path channel are both 15-20 nm.
6. A polarizer applicable to a strong light environment according to claim 1, wherein: an adhesive layer is arranged on the second brightness enhancement film, and a release film is arranged on the adhesive layer.
7. A polarizer applicable to a strong light environment according to claim 1, wherein: the first light-transmitting substrate, the second light-transmitting substrate, the third light-transmitting substrate and the fourth light-transmitting substrate are of the same structure and are all polyester substrates.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111261711.0A CN113759592B (en) | 2021-10-28 | 2021-10-28 | Polarizer applicable to strong light environment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111261711.0A CN113759592B (en) | 2021-10-28 | 2021-10-28 | Polarizer applicable to strong light environment |
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| CN113759592A true CN113759592A (en) | 2021-12-07 |
| CN113759592B CN113759592B (en) | 2024-03-26 |
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| CN105954921A (en) * | 2016-07-12 | 2016-09-21 | 深圳市华星光电技术有限公司 | Liquid crystal display |
| CN106019455A (en) * | 2016-07-29 | 2016-10-12 | 京东方科技集团股份有限公司 | Polaroid and display device |
| CN207008100U (en) * | 2017-07-19 | 2018-02-13 | 深圳市宇创显示科技有限公司 | A kind of high printing opacity polaroid |
| CN110187544A (en) * | 2019-06-28 | 2019-08-30 | 京东方科技集团股份有限公司 | Display device, liquid crystal display panel and its driving method |
| CN211741786U (en) * | 2020-03-19 | 2020-10-23 | 中强光电股份有限公司 | Double-screen display device |
| CN111679484A (en) * | 2020-06-09 | 2020-09-18 | 新辉开科技（深圳）有限公司 | Total reflection type display with backlight source |
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