CN105676518A - 2D/3D-switchable cylindrical lens unit and display thereof - Google Patents
2D/3D-switchable cylindrical lens unit and display thereof Download PDFInfo
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- CN105676518A CN105676518A CN201610181542.2A CN201610181542A CN105676518A CN 105676518 A CN105676518 A CN 105676518A CN 201610181542 A CN201610181542 A CN 201610181542A CN 105676518 A CN105676518 A CN 105676518A
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- electrode layer
- post mirror
- lower electrode
- electrophoresis particle
- lens pillar
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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
- G02F1/133526—Lenses, e.g. microlenses or Fresnel lenses
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B30/00—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images
- G02B30/20—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images by providing first and second parallax images to an observer's left and right eyes
- G02B30/26—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images by providing first and second parallax images to an observer's left and right eyes of the autostereoscopic type
- G02B30/27—Optical systems or apparatus for producing three-dimensional [3D] effects, e.g. stereoscopic images by providing first and second parallax images to an observer's left and right eyes of the autostereoscopic type involving lenticular arrays
-
- 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
- G02F1/29—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 position or the direction of light beams, i.e. deflection
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- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Liquid Crystal (AREA)
- Electrochromic Elements, Electrophoresis, Or Variable Reflection Or Absorption Elements (AREA)
Abstract
The invention provides a 2D/3D-switchable cylindrical lens unit, a display thereof and a control method. The cylindrical lens unit comprises: an upper electrode layer (1), a lower electrode layer (5), a cylindrical lens diaphragm (2) and a plurality of bafflers (7), wherein the upper electrode layer (1) and the lower electrode layer (5) are connected together via a frame adhesive (6); the cylindrical lens diaphragm (2) is attached to the lower surface of the upper electrode layer (1); a gap between the cylindrical lens diaphragm (2) and the lower electrode layer (5) is filled with a liquid solvent (3); transparent electrophoretic particles (4) are scattered in the liquid solvent (3); the bafflers (7) are arranged between the cylindrical lens diaphragm (2) and the lower electrode layer (5) and are used for separating the transparent electrophoretic particles (4) to be within each small interval. Compared with the scheme of converting a refractive index via a liquid crystal in the prior art, the 2D/3D-switchable cylindrical lens unit has the advantages of simple structure, non-toxicity, environmental protection and lower manufacturing cost, and is higher in speed of 2D-to-3D conversion.
Description
Technical field
The present invention relates to Display Technique field, be specifically related to a kind of switchable lens pillar unit of 2D and 3D and display thereof, and a kind of display that controls carries out 2D and the 3D method switched.
Technical background
What 3D display common in the market adopted is PDLC lenticular elements, and the ultimate principle of 2D and 3D switching is to utilize external drive voltage to make liquid crystal deflection and then the light refractive index of regulation and control lenticular elements, realizes the switching display of 2D and 3D image.
Patent CN200780007667.2 discloses a kind of lens unit, including the array of lens elements with birefringence electrooptical material (23). Wherein, the refractive index of birefringence electrooptical material is switched by the selection applying that has of electric field. In 2D pattern, transparent optical layer (21) has the ordinary index of refraction identical with electrooptical material (23) and the extra-ordinary index of refraction. In 3D pattern, there is variations in refractive index in the lens shaped boundary place between transparent optical layer (21) and electrooptical material (23).
Patent CN201410332212.X discloses the post mirror unit of a kind of 2D and 3D image switching, including upper transparent base and upper ITO electrode layer, polymer planoconvex lens, PDLC planoconcave lens, lower ITO electrode layer and lower transparent base, described PDLC planoconcave lens is made up of a plurality of liquid crystal droplets and polymeric material. Principle is to be driven, by external drive voltage V (f), the light refractive index changing DFD-PDLC lenticular elements, realizes the switching display of 2D and 3D image on the screen of video display.
Patent CN201510259371.6 discloses a kind of switchable display of 2D and 3D, liquid crystal cell including 2D screen and 2D screen outer surface, described liquid crystal cell includes upper and lower, bottom is connected with 2D screen, described top includes substrate, upper substrate lower surface is covered with the first indium tin oxide conductive film, and the first indium tin oxide conductive film another side has post mirror film, and there is the first alignment film on post mirror film surface; Described bottom includes lower substrate, and lower upper surface of substrate has the second indium tin oxide conductive film, and the second indium tin oxide conductive film upper surface has the second alignment film; Upper and lower is linked together by frame glue; Space perfusion liquid crystal between the first described alignment film and the second alignment film.Its principle is also that liquid crystal is in, under the effect of voltage, the state of standing erectly by applying after voltage, at this moment polarized light through the refractive index of liquid crystal cell less than the refractive index of post mirror film, therefore, polarized light can produce deviation after going out liquid crystal cell, it is achieved the modulation to light, reaches 3D display effect.
But owing to liquid crystal molecule itself is poisonous, more or less all can have and partly remain in surface, inadequate environmental protection, and while liquid crystal price is higher, the display device thus prepared is relatively costly, and the 3D displaying scheme therefore finding a kind of environment friendliness alternative liquid crystal becomes urgent problem.
Invention particular content:
One object of the present invention provides a kind of economy, environmental protection, the switchable post mirror unit of efficient 2D and 3D, is migrated the purpose reaching the switching of 2D and 3D image under electric field action by transparent electrophoresis particle.
Another object of the present invention, it is provided that the switchable display containing above-mentioned post mirror unit of a kind of 2D and 3D,
Another object of the present invention, it is provided that a kind of aforementioned display device that controls carries out 2D and the 3D method switched.
For achieving the above object, the technical scheme that the present invention is concrete is:
A kind of switchable lens pillar unit of 2D and 3D, it is characterised in that including:
Upper electrode layer and lower electrode layer;
Post mirror coating, is attached to the lower surface of described upper electrode layer; Described post mirror coating is provided with post mirror.
Space between described post mirror coating and lower electrode layer is perfused with liquid solvent, and described liquid solvent is dispersed with transparent electrophoresis particle in (3);
The refractive index of described post mirror coating is n1, the refractive index of described liquid solvent is n2, the refractive index of described transparent electrophoresis particle is n3, wherein, n1=n3, n1≠n2;
Some bafflers, are arranged between described post mirror coating and described lower electrode layer, for being separated in each minizone by described transparent electrophoresis particle.
Further, described baffler becomes arranged in parallel along bearing of trend or the orientation of described post mirror.
Further, described baffler becomes grid-like arrangement along the bearing of trend of described post mirror with orientation square crossing.
Further, described baffler two ends are connected to the upper surface of described post mirror coating and described lower electrode layer.
Preferably, the height of described baffler is h, and the height of described post mirror is h1, wherein h > h1。
Preferably, the thickness of described baffler is w, and the width of described post mirror is w1, wherein w1/100≤w≤w1/10。
If the orientation of post mirror is X-direction, the bearing of trend of post mirror is Y-direction, X-direction and Y-direction is approximately the same plane, then the short transverse of post mirror is the Z-direction of another plane; The short transverse of baffler is consistent with the short transverse of post mirror.
The effect of baffler is in that to separate in each minizone transparent electrophoresis particle, apply electric field make transparent electrophoresis particle migration when deposit more orderly, quick so that 2D-3D conversion speed is fast.
Further, also include external power source, be electrically connected to described upper electrode layer and lower electrode layer, apply transparent electrophoresis particle described in electric field driven by voltage V and migrate, reach the purpose of switching 2D pattern and 3D pattern.
Further, in 2D pattern, transparent electrophoresis particle migrates to described post mirror coating side, until the depression filled and led up between described post mirror coating, described transparent electrophoresis particle and described post mirror coating form a plane layer;
In 3D pattern, transparent electrophoresis particle migrates to described lower electrode layer side, until being deposited on the upper surface of described lower electrode layer.
Further, described upper electrode layer and lower electrode layer are transparent conductive layer.
Further, described transparent electrophoresis particle is nano level electrophoresis particle.
Further, described upper electrode layer and lower electrode layer are linked together by frame glue, and frame glue both can play connection upper electrode layer and lower electrode layer, it is also possible to play the effect sealing liquid solvent.
A kind of switchable display of 2D and 3D, including lens pillar unit as above.
A kind of display that controls carries out 2D and the 3D method switched, and described display includes above-mentioned lens pillar unit, and the method includes:
In 2 d mode, voltage V applies the first transparent electrophoresis particle of electric field driven and migrates to described post mirror coating side, until the depression filled and led up between described post mirror, described transparent electrophoresis particle and described post mirror coating form an overall transparent plane layer, due to n1=n3, light will not produce deviation, now shows state for 2D;
In 3 d mode, voltage V applies the second transparent electrophoresis particle of electric field driven and migrates to described lower electrode layer side, until being deposited on the upper surface of described lower electrode layer, light is through post mirror coating and liquid solvent, due to n1≠n2, light can produce deviation, it is achieved the modulation to light, now shows state for 3D;
The both positive and negative polarity of described first electric field and the second electric field is contrary.
Further, described upper electrode layer and lower electrode layer are transparent conductive layer, and described transparent electrophoresis particle is transparent particles; Described upper electrode layer and lower electrode layer are linked together by frame glue.
Beneficial effect:
A kind of switchable lens pillar unit of 2D and 3D provided by the invention and display thereof and control method, the scheme of liquid crystal conversion refractive index is adopted compared to prior art, there is the advantage that simple in construction, asepsis environment-protecting, manufacturing cost are relatively low and the speed of 2D and 3D conversion.
Accompanying drawing illustrates:
Below in conjunction with structural representation and embodiment, the present invention is further described.
Fig. 1 illustrates the structural representation of lens pillar unit of the present invention;
Fig. 2 illustrates lens pillar unit of the present invention structural representation in 2 d mode;
Fig. 3 illustrates lens pillar unit of the present invention structural representation in 3 d mode;
Fig. 4 illustrates the structural representation of post mirror coating of the present invention;
Wherein, 1, upper electrode layer, 2, post mirror coating, 3, liquid solvent, 4, transparent electrophoresis particle, 5, lower electrode layer, 6, frame glue, 7, baffler, 21, post mirror.
Detailed description of the invention:
In order to make the purpose of the present invention, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, invention is further elaborated. Should be appreciated that specific embodiment described herein is only in order to explain the present invention, is not intended to limit the present invention.
Embodiment
As shown in Figure 1 to 4: a kind of switchable lens pillar unit of 2D and 3D, including:
Upper electrode layer 1 and lower electrode layer 5, described upper electrode layer 1 and lower electrode layer 5 are linked together by frame glue 6; Post mirror coating 2, post mirror coating 2 is provided with post mirror 21, is attached to the lower surface of described upper electrode layer 1, and post mirror coating 2 is provided with post mirror 21; Space between described post mirror coating 2 and lower electrode layer 5 is perfused with liquid solvent 3, is dispersed with transparent electrophoresis particle 4 in described liquid solvent 3;
Frame glue 6 both can play connection upper electrode layer 1 and lower electrode layer 5, it is also possible to plays the effect sealing liquid solvent 3.
The refractive index of described post mirror coating 2 is n1, the refractive index of described liquid solvent 3 is n2, the refractive index of described transparent electrophoresis particle 4 is n3, wherein, n1=n3, n1≠n2;
Some bafflers 7, are arranged between described post mirror coating 2 and described lower electrode layer 5, for being separated in each minizone by described transparent electrophoresis particle 4.
Further, described baffler 7 becomes arranged in parallel along bearing of trend or the orientation of described post mirror 21.
In another preferred embodiment of the present invention, described baffler 7 becomes grid-like arrangement along the bearing of trend of described post mirror 21 with orientation square crossing.
Further, described baffler 7 two ends are connected to the upper surface of described post mirror coating 2 and described lower electrode layer 5.
Preferably, the height h of described post mirror 211=30 μm, width w1=100 μm, the height of described baffler 7 is h=40 μm, and the thickness of described baffler 7 is w=1 μm.
In another preferred embodiment of the present invention, the height h of described post mirror 211=50 μm, width w1=100 μm, the height of described baffler 7 is h=80 μm, and the thickness of described baffler 7 is w=10 μm.
In another preferred embodiment of the present invention, the height h of described post mirror 211=50 μm, width w1=100 μm, the height of described baffler 7 is h=100 μm, and the thickness of described baffler 7 is w=50 μm.
As shown in Figure 4: in the various embodiments described above, the orientation of post mirror is X-direction, and the bearing of trend of post mirror is Y-direction, X-direction and Y-direction is approximately the same plane, then the short transverse of post mirror is the Z-direction of another plane; The short transverse of baffler is consistent with the short transverse of post mirror.
Also include external power source, be electrically connected to described upper electrode layer 1 and lower electrode layer 5, apply transparent electrophoresis particle 4 described in electric field driven by voltage V and migrate, reach the purpose of switching 2D pattern and 3D pattern.
In 2D pattern, transparent electrophoresis particle 4 migrates to described post mirror coating 2 side, until the depression filled and led up between described post mirror coating 2, described transparent electrophoresis particle 4 and described post mirror coating 2 form a plane layer;
In 3D pattern, transparent electrophoresis particle 4 migrates to described lower electrode layer 5 side, until being deposited on the upper surface of described lower electrode layer 5.
Preferably, described upper electrode layer 1 and lower electrode layer 5 are transparent ITO conductive layer.
Preferably, described transparent electrophoresis particle 4 is the electrophoresis particle of nanoscale size, and particle diameter is 20nm.
Controlling the method that display carries out 2D and 3D switching in embodiment, described display includes above-mentioned lens pillar unit, and the method includes:
As shown in Figure 2: in 2 d mode, voltage V applies the first transparent electrophoresis particle of electric field driven 4 and migrates to described post mirror coating 2 side, until the depression filled and led up between described post mirror coating 2, described transparent electrophoresis particle 4 and described post mirror coating 2 form an overall transparent plane layer, due to n1=n3, light will not produce deviation through the post mirror unit of a generally plane, now shows state for 2D; The implication of the first electric field is upper electrode layer 1 is positive pole, and lower electrode layer 5 is negative pole.
As shown in Figure 3: in 3 d mode, voltage V applies the second transparent electrophoresis particle of electric field driven 4 and migrates to described lower electrode layer 5 side, until being deposited on the upper surface of described lower electrode layer 5, light is when post mirror coating 2 and liquid solvent 3, due to n1≠n2, light can produce deviation, it is achieved the modulation to light, now shows state for 3D. The implication of the second electric field is upper electrode layer 1 is negative pole, and lower electrode layer 5 is positive pole.
Transparent electrophoresis particle 4 is blocked plate 7 and separates in respective minizone, can be interference-free mutually when migrating, and deposition velocity is fast, such that it is able to accelerate the conversion speed of 2D pattern and 3D pattern.
The foregoing is only the preferred embodiment of invention, be not limiting as the present invention, all amendment, equivalent replacement and improvement etc. made within the spirit and principles in the present invention, should be included within protection scope of the present invention. The present invention is done any restriction in form by attempt according to this, has, therefore all, any modification or change of being made the relevant present invention under identical spirit, all must include the invention is intended to the category of protection.
Claims (13)
1. the switchable lens pillar unit of 2D Yu 3D, it is characterised in that including:
Upper electrode layer (1) and lower electrode layer (5);
Post mirror coating (2), is attached to the lower surface of described upper electrode layer (1), and described post mirror coating (2) is provided with post mirror (21);
Space between described post mirror coating (2) and lower electrode layer (5) is perfused with liquid solvent (3), is dispersed with transparent electrophoresis particle (4) in described liquid solvent (3);
The refractive index of described post mirror coating (2) is n1, the refractive index of described liquid solvent (3) is n2, the refractive index of described transparent electrophoresis particle (4) is n3, wherein, n1=n3, n1≠n2;
Some bafflers (7), are arranged between described post mirror coating (2) and described lower electrode layer (5), for described transparent electrophoresis particle (4) being separated in each minizone.
2. the switchable lens pillar unit of 2D and 3D according to claim 1, it is characterised in that described baffler (7) becomes arranged in parallel along bearing of trend or the orientation of described post mirror (21).
3. the switchable lens pillar unit of 2D and 3D according to claim 1, it is characterised in that described baffler (7) becomes grid-like arrangement along the bearing of trend of described post mirror (21) with orientation square crossing.
4. the switchable lens pillar unit of 2D and 3D according to Claims 2 or 3, it is characterised in that described baffler (7) two ends are connected to described post mirror coating (2) and the upper surface of described lower electrode layer (5).
5. the switchable lens pillar unit of 2D and 3D according to claim 1, it is characterised in that the height of described baffler (7) is h, the height of described post mirror (21) is h1, wherein h > h1。
6. the switchable lens pillar unit of 2D and 3D according to claim 1, it is characterised in that the thickness of described baffler (7) is w, the width of described post mirror (21) is w1, wherein w1/100≤w≤ w1/10。
7. the switchable lens pillar unit of 2D and 3D according to claim 1, characterized by further comprising external power source, it is electrically connected to described upper electrode layer (1) and lower electrode layer (5), apply transparent electrophoresis particle (4) described in electric field driven by voltage V to migrate, reach the purpose of switching 2D pattern and 3D pattern.
8. the switchable lens pillar unit of 2D and 3D according to claim 1, it is characterized in that, in 2D pattern, transparent electrophoresis particle (4) migrates to described post mirror coating (2) side, until the depression filled and led up between described post mirror (2), described transparent electrophoresis particle (4) and described post mirror coating (2) form a plane layer;
In 3D pattern, transparent electrophoresis particle (4) migrates to described lower electrode layer (5) side, until being deposited on the upper surface of described lower electrode layer (5).
9. the switchable lens pillar unit of 2D and 3D according to claim 1, it is characterised in that described upper electrode layer (1) and lower electrode layer (5) are transparent conductive layer.
10. the switchable lens pillar unit of 2D and 3D according to claim 1, it is characterised in that described transparent electrophoresis particle (4) is nano level electrophoresis particle.
11. the switchable lens pillar unit of 2D and 3D according to claim 1, it is characterised in that described upper electrode layer (1) and lower electrode layer (5) are linked together by frame glue (6).
12. the switchable display of 2D Yu 3D, it is characterised in that include the switchable lens pillar unit of 2D and the 3D described in any one of claim 1～11.
13. one kind controls the method that display carries out 2D and 3D switching, it is characterised in that described display includes the switchable lens pillar unit of 2D and the 3D described in any one of claim 1～11, and the method includes:
In 2 d mode, voltage V applies the transparent electrophoresis particle of the first electric field driven (4) and migrates to described post mirror coating (2) side, until the depression filled and led up between described post mirror coating (2), described transparent electrophoresis particle (4) and described post mirror coating (2) form an overall transparent plane layer, due to n1=n3, light will not produce deviation, now shows state for 2D;
In 3 d mode, voltage V applies the transparent electrophoresis particle of the second electric field driven (4) and migrates to described lower electrode layer (5) side, until being deposited on the upper surface of described lower electrode layer (5), light is through post mirror coating (2) and liquid solvent (3), due to n1≠n2, light can produce deviation, it is achieved the modulation to light, now shows state for 3D;
The both positive and negative polarity of described first electric field and the second electric field is contrary.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610181542.2A CN105676518A (en) | 2016-03-28 | 2016-03-28 | 2D/3D-switchable cylindrical lens unit and display thereof |
| PCT/CN2016/108874 WO2017166852A1 (en) | 2016-03-28 | 2016-12-07 | 2d and 3d switchable cylindrical lens unit and display thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610181542.2A CN105676518A (en) | 2016-03-28 | 2016-03-28 | 2D/3D-switchable cylindrical lens unit and display thereof |
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| Publication Number | Publication Date |
|---|---|
| CN105676518A true CN105676518A (en) | 2016-06-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610181542.2A Pending CN105676518A (en) | 2016-03-28 | 2016-03-28 | 2D/3D-switchable cylindrical lens unit and display thereof |
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| CN (1) | CN105676518A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2017166852A1 (en) * | 2016-03-28 | 2017-10-05 | 张家港康得新光电材料有限公司 | 2d and 3d switchable cylindrical lens unit and display thereof |
| EP3674781A1 (en) * | 2018-12-31 | 2020-07-01 | Samsung Electronics Co., Ltd. | Apparatus for providing multi-view display and method thereof |
| CN114356273A (en) * | 2021-12-30 | 2022-04-15 | 纵深视觉科技(南京)有限责任公司 | Independent drive position determining method and device, storage medium and electronic equipment |
| US11415793B2 (en) | 2018-12-31 | 2022-08-16 | Samsung Electronics Co., Ltd. | Adaptive resolution for multi-view display system and method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2017166852A1 (en) * | 2016-03-28 | 2017-10-05 | 张家港康得新光电材料有限公司 | 2d and 3d switchable cylindrical lens unit and display thereof |
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| US11415793B2 (en) | 2018-12-31 | 2022-08-16 | Samsung Electronics Co., Ltd. | Adaptive resolution for multi-view display system and method thereof |
| US11892659B2 (en) | 2018-12-31 | 2024-02-06 | Samsung Electronics Co., Ltd. | Adaptive resolution for multi-view display system and method thereof |
| CN114356273A (en) * | 2021-12-30 | 2022-04-15 | 纵深视觉科技(南京)有限责任公司 | Independent drive position determining method and device, storage medium and electronic equipment |
| CN114356273B (en) * | 2021-12-30 | 2023-10-17 | 纵深视觉科技(南京)有限责任公司 | Independent driving position determining method and device, storage medium and electronic equipment |
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Application publication date: 20160615 |
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