CN102053445B - Variable focal lens array and switchable planar-stereoscopic display - Google Patents
Variable focal lens array and switchable planar-stereoscopic display Download PDFInfo
- Publication number
- CN102053445B CN102053445B CN 200910110391 CN200910110391A CN102053445B CN 102053445 B CN102053445 B CN 102053445B CN 200910110391 CN200910110391 CN 200910110391 CN 200910110391 A CN200910110391 A CN 200910110391A CN 102053445 B CN102053445 B CN 102053445B
- Authority
- CN
- China
- Prior art keywords
- strip shaped
- shaped electric
- electric poles
- liquid crystal
- zoom lens
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Abstract
The invention discloses a variable focal lens array comprising a liquid crystal layer, a first stripped electrode and a second stripped electrode. The liquid crystal layer is provided with a plurality of variable focal regions. The first stripped electrode is arranged above the liquid crystal layer and at the junction of the plurality of variable focal regions. The second stripped electrode is arranged below the liquid crystal layer and at the junction of the plurality of variable focal regions. The first stripped electrode and the second stripped electrode are vertically staggered. In addition, the invention provides a switchable planar-stereoscopic display with the variable focal lens array. The variable focal lens array and the switchable planar-stereoscopic display which are provided by the invention have special electrode arranging ways, smaller entire thicknesses and simple structures.
Description
Technical field
The invention relates to a kind of lens arra and display, and particularly relevant for a kind of zoom lens array (Zoom lens array) and switchable plane and solid display (Switchable two and three dimensional display).
Background technology
Along with the development of display technique, display is progressive to showing stereopsis (Three dimensional image) from display plane image (Two dimensional image).Fig. 1 is the synoptic diagram of the cylindrical lens array (Lenticular lens array) of existing dimensional image display.Please refer to Fig. 1, this cylindrical lens array 100 is comprised of a plurality of cylindrical lens 100A.The incident light L1 that incides each cylindrical lens 100A can be focused on by cylindrical lens 100A, and continues to shine outside the cylindrical lens 100A and become the emergent light L2 that advances in the right both sides of turning left.That is to say that cylindrical lens array 100 can be invested respectively right and left eyes with image light, to reach the stereo display effect.
Yet the making processing of above-mentioned cylindrical lens 100A is quite difficult, reach predetermined optical precision degree and need spend quite high cost.Moreover the focal length of cylindrical lens 100A is namely fixing after completing, and can't rechange.The user only can just can observe stereopsis in certain distance range, this causes the restriction of dimensional image display.
Fig. 2 is the synoptic diagram of existing liquid-crystal zoom lens.Please refer to Fig. 2, this liquid-crystal zoom lens 200 comprises: lower glass substrate 210, bottom electrode 220, separation material 230, liquid crystal layer 240, top glass substrate 250 and top electrode 260.
Please continue with reference to Fig. 2, the position relationship of each element is, bottom electrode 220 is arranged on the lower glass substrate 210.Separation material 230 is arranged on the bottom electrode 220.Top glass substrate 250 is arranged on the separation material 230.Liquid crystal layer 240 is between bottom electrode 220 and top glass substrate 250.Top electrode 260 is arranged on the top glass substrate 250 and is positioned at two ends, the left and right sides.
It should be noted that top electrode 260 is strip shaped electric poles, bottom electrode 220 is plane electrode.By such electrode setting mode, can in liquid crystal layer 240, produce non-uniform electric field distribution E.This non-uniform electric field distribution E so that in the liquid crystal layer 240 degree of deflection of the liquid crystal molecule of diverse location (not illustrating) (being the phase delay degree) not identical.Therefore, light (not illustrating) is slow and fast by the speed of peripheral part by the speed of the center section of liquid-crystal zoom lens 200, and then makes liquid-crystal zoom lens 200 reach the effect of focusing.
In order to make liquid-crystal zoom lens 200 produce good focusing effect, certain thickness top glass substrate 250 must be set between top electrode 260 and liquid crystal layer 240.More specifically, because be provided with certain thickness top glass substrate 250, just there are enough distances to make the electric field gradual change between the top electrode 260 of both sides and the bottom electrode 220, and produce non-uniform electric field distribution E as shown in Figure 2.If top glass substrate 250 is not set, then the distance between the top electrode 260 of bottom electrode 220 and both sides can be too approaching, and at this moment, electric field can concentrate on the both sides of liquid-crystal zoom lens 200, can't form non-uniform electric field distribution E.But, namely because top glass substrate 250 must be set, on the contrary so that thickness increase, complex structure, the processing procedure of liquid-crystal zoom lens 200 are loaded down with trivial details and cost is higher.
Summary of the invention
Embodiment of the invention technical matters to be solved is to provide a kind of zoom lens array and switchable plane and solid display with special electrode setting mode, thinner integral thickness and simple structure.
For solving the problems of the technologies described above, the embodiment of the invention provides a kind of zoom lens array, and described zoom lens array comprises:
One liquid crystal layer has a plurality of zooms district;
One first strip shaped electric poles is arranged at the upper side of described liquid crystal layer, and is positioned at the intersection in described zoom district; And
One second strip shaped electric poles is arranged at the lower side of described liquid crystal layer, and is positioned at the intersection in described zoom district, and described the first strip shaped electric poles and described the second strip shaped electric poles are towards consistent, and self is crisscross arranged.
When not applying a voltage between described the first strip shaped electric poles and described the second strip shaped electric poles time, the described liquid crystal layer in each zoom district passes through a parallel rays; When applying a voltage between described the first strip shaped electric poles and described the second strip shaped electric poles time, formation one Electric Field Distribution in the described liquid crystal layer in each zoom district is so that the described liquid crystal layer in each zoom district forms zoom lens.
Described zoom lens have a voltage can regulate and control focal length, and described voltage can to regulate and control focal length be to be controlled by the size of described voltage.
Described zoom lens array also comprises: a transparent shell, surround described liquid crystal layer, described the first strip shaped electric poles and described the second strip shaped electric poles; Be embedded in the described transparent shell in described the first strip shaped electric poles and described the second strip shaped electric poles.
Described zoom lens array also comprises: a first substrate, a second substrate and a separation material;
Described first substrate and the described liquid crystal layer of second substrate clamping, described the first strip shaped electric poles and described the second strip shaped electric poles; And
Described separation material between described first substrate and described second substrate, and corresponding described the first strip shaped electric poles and described the second strip shaped electric poles and arrange.
The embodiment of the invention also provides a kind of switchable plane and solid display, and described switchable plane and solid display comprises:
One zoom lens array, described zoom lens array comprises:
One liquid crystal layer has a plurality of zooms district;
One first strip shaped electric poles is arranged at the upper side of described liquid crystal layer, and is positioned at the intersection in described zoom district;
One second strip shaped electric poles is arranged at the lower side of described liquid crystal layer, and is positioned at the intersection in described zoom district, and described the first strip shaped electric poles and described the second strip shaped electric poles are towards consistent, and self is crisscross arranged; And
One display panel is arranged on a side of described zoom lens array.
When not applying a voltage between described the first strip shaped electric poles and described the second strip shaped electric poles time, the described liquid crystal layer in each zoom district passes through the parallel rays from described display panel, and shows a flat image; When applying a voltage between described the first strip shaped electric poles and described the second strip shaped electric poles time, formation one Electric Field Distribution in the described liquid crystal layer in each zoom district, so that the described liquid crystal layer in each zoom district forms zoom lens,
Described zoom lens focus on the parallel rays from described display panel, and show a stereopsis.
Described zoom lens have a voltage can regulate and control focal length, and described voltage can to regulate and control focal length be to be controlled by the size of described voltage.
Described zoom lens array also comprises: a transparent shell, surround described liquid crystal layer, described the first strip shaped electric poles and described the second strip shaped electric poles; Be embedded in the described transparent shell in described the first strip shaped electric poles and described the second strip shaped electric poles.
Described zoom lens array also comprises: a first substrate, a second substrate and a separation material;
Described first substrate and the described liquid crystal layer of second substrate clamping, described the first strip shaped electric poles and described the second strip shaped electric poles; And
Described separation material between described first substrate and described second substrate, and corresponding described the first strip shaped electric poles and described the second strip shaped electric poles and arrange.
Zoom lens array of the present invention has special electrode setting mode, namely in staggered up and down mode the first strip shaped electric poles and the second strip shaped electric poles is set in the relative both sides of liquid crystal layer.Therefore, can have enough distances between the first strip shaped electric poles and the second strip shaped electric poles, come in liquid crystal layer, to form non-uniform electric field and distribute.And then, can in liquid crystal layer, form zoom lens to show stereopsis.
Description of drawings
Fig. 1 is the synoptic diagram of the cylindrical lens array of existing dimensional image display.
Fig. 2 is the synoptic diagram of existing liquid-crystal zoom lens.
Fig. 3 is the vertical view of a kind of zoom lens array of preferred embodiment of the present invention.
Fig. 4 is the diagrammatic cross-section along the A-A ' line of Fig. 3.
Fig. 5 is that the liquid crystal molecule in the liquid crystal layer is subject to the impact that non-uniform electric field distributes, and the Liquid Crystal Molecules Alignment situation synoptic diagram that produces.
Fig. 6 (a) is that zoom lens have the synoptic diagram that different voltages can be regulated and control focal length under the different voltage situations from Fig. 6 (b).
Fig. 7 is the synoptic diagram of the another kind of zoom lens array of preferred embodiment of the present invention.
Fig. 8 is the synoptic diagram of a kind of switchable plane and solid display of preferred embodiment of the present invention.
Fig. 9 is that the switchable plane and solid display of Fig. 8 is in the synoptic diagram of display plane image state.
Figure 10 is that the switchable plane and solid display of Fig. 8 is in the synoptic diagram that shows the stereopsis state.
Embodiment
In order to make technical matters to be solved by this invention, technical scheme and beneficial effect clearer, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, is not intended to limit the present invention.
[zoom lens array]
Fig. 3 is the vertical view of a kind of zoom lens array of preferred embodiment of the present invention.Fig. 4 is the diagrammatic cross-section along the A-A ' line of Fig. 3.Please be simultaneously with reference to Fig. 3 and Fig. 4, this zoom lens array 300 comprises: liquid crystal layer 310, the first strip shaped electric poles 320 and the second strip shaped electric poles 330.Liquid crystal layer 310 has a plurality of zooms district 310a.The first strip shaped electric poles 320 is arranged at the upper side of liquid crystal layer 310, and is positioned at the intersection S of a plurality of zooms district 310a.The second strip shaped electric poles 330 is arranged at the lower side of liquid crystal layer 310, and is positioned at the intersection S of a plurality of zooms district 310a, and wherein, the first strip shaped electric poles 320 and the second strip shaped electric poles 330 are crisscross arranged for self.
In one embodiment, the material of the first strip shaped electric poles 320 and the second strip shaped electric poles 330 can be the electrically conducting transparent material of indium tin oxide and so on.Particularly,, form non-uniform electric field and distribute so that can have enough distances between the first strip shaped electric poles 320 and the second strip shaped electric poles 330 in the relative both sides of liquid crystal layer 230 and the mode of setting interlaced with each other by 330 of the first strip shaped electric poles 320 and the second strip shaped electric poles.Compared to the liquid-crystal zoom lens 200 of existing Fig. 2, above-mentioned zoom lens array 300 does not need additionally to arrange glass substrate, thus can effectively reduce thickness, weight and the volume of zoom lens array 300, to reach lighter and thinner demand.In addition, the width of the first strip shaped electric poles 320 and the second strip shaped electric poles 330 can be decided by the refractive index distribution curve of zoom lens array 300.
In one embodiment, when not applying voltage to the first strip shaped electric poles 320 and the second strip shaped electric poles 330, the liquid crystal layer 310 among each zoom district 310a makes a parallel rays L1 by (please refer to subsequent figure 9).In addition, as shown in Figure 4 (or with reference to follow-up Figure 10), when applying voltage to the first strip shaped electric poles 320 and the second strip shaped electric poles 330, the liquid crystal layer 310 interior formation Electric Field Distribution in each zoom district 310a are so that the liquid crystal layer 310 among each zoom district 310a forms zoom lens 300A.These zoom lens 300A can produce the effect that focuses on incident light L1, and emergent light L2 is advanced toward both sides, the left and right sides.That is to say that zoom lens 300A can invest respectively right and left eyes with image light, to reach the stereo display effect.
Fig. 5 is that the liquid crystal molecule in the liquid crystal layer is subject to the impact that non-uniform electric field distributes, and the Liquid Crystal Molecules Alignment situation synoptic diagram that produces.Please refer to Fig. 5, in zoom lens 300A, owing to be to utilize the first strip shaped electric poles 320 and the second strip shaped electric poles 330 that is crisscross arranged up and down, can effectively produce the non-uniform electric field distribution and make liquid crystal molecule LC deflection in the liquid crystal layer 310.
What liquid crystal layer 310 adopted is the eurymeric liquid crystal layer.It may be noted that the liquid crystal molecule LC in the first strip shaped electric poles 320 and the second strip shaped electric poles 330 positions is subject to the longitudinal electric field impact, and become the shape of standing; And the liquid crystal molecule LC at place, centre position then is subject to the impact of transverse electric field, and becomes lying type.By the arrangement mode of above-mentioned liquid crystal molecule LC, so that zoom lens 300A can produce the optical focus effect that is similar to convex lens.In addition, the refractive index of liquid crystal layer 310 can be more than or equal to 2.2.When refractive index larger, the lens capability (Lens power) of expression zoom lens 300A better (be focusing power is better, focal length shorter).
Fig. 6 (a) is that zoom lens have the synoptic diagram that different voltages can be regulated and control focal length under the different voltage situations from Fig. 6 (b).With reference to Fig. 4 as can be known, zoom lens 300A has voltage can regulate and control focal distance f, and this voltage can be regulated and control focal distance f and can be controlled by the size of voltage.More specifically, shown in Fig. 6 (a), when applying voltage and be V1, obtain voltage and can regulate and control focal distance f 1.Shown in Fig. 6 (b), when applying voltage and be V2, obtain voltage and can regulate and control focal distance f 2.Therefore, can adjust arbitrarily the focal length of zoom lens 300A.So, the audience can freely adjust and view and admire distance, can improve the use degree of freedom of three-dimensional display.
In addition, because voltage V2 is greater than voltage V1, can to regulate and control focal distance f 1 than voltage also short so voltage can be regulated and control focal distance f 2.More specifically, when the voltage V2 that applies is larger, the lens capability of the zoom lens 300A shown in Fig. 6 (b) strong (that is focusing power is better, focal length shorter).In other words, utilize the voltage conditions of Fig. 6 (b), incident light L1 can be carried out better focusing, and emergent light L2 is advanced toward the more wide-angle of both sides, the left and right sides.So, can satisfy larger visual range.Moreover when lens capability was stronger, under the prerequisite of identical focal length, the spacing of liquid crystal layer 310 (cell gap) can be thinner.
Please continue with reference to Fig. 4, zoom lens array 300 also comprises transparent shell 340.This transparent shell 340 surrounds liquid crystal layer 310, the first strip shaped electric poles 320 and the second strip shaped electric poles 330.Particularly, the first strip shaped electric poles 320 and the second strip shaped electric poles 330 can in be embedded in the transparent shell 340.In addition, the material of transparent shell 340 for example is the deflection transparent material.
Fig. 7 is the synoptic diagram of the another kind of zoom lens array of preferred embodiment of the present invention.In Fig. 7, the member identical with above-mentioned Fig. 4 indicates with identical label, do not repeated at this.It should be noted that the encapsulating structure of zoom lens array 302 is different from the encapsulating structure of zoom lens array 300.Please refer to Fig. 7, except above-mentioned liquid crystal layer 310, the first strip shaped electric poles 320 and the second strip shaped electric poles 330, this zoom lens array 302 also comprises: first substrate 350, second substrate 360 and separation material 370, wherein, first substrate 350 and second substrate 360 clamping liquid crystal layers 310, the first strip shaped electric poles 320 and the second strip shaped electric poles 330; And separation material 370 is between first substrate 350 and second substrate 360, corresponding the first strip shaped electric poles 320 and the second strip shaped electric poles 330 and arrange.
Hold above-mentioned, zoom lens array 300,302 adopts special electrode setting mode, namely the first strip shaped electric poles 320 and the second strip shaped electric poles 330, can effectively produce non-uniform electric field and distribute so that the liquid crystal molecule LC deflection of liquid crystal layer 310 for being crisscross arranged up and down in the both sides of liquid crystal layer 310.The result is that zoom lens 300A can form the focusing effect of similar convex lens.Owing to do not need additionally to add glass substrate, so can reduce the thickness of zoom lens array 300.
[switchable plane and solid display]
Fig. 8 is the synoptic diagram of a kind of switchable plane and solid display of preferred embodiment of the present invention.Fig. 9 is that the switchable plane and solid display of Fig. 8 is in the synoptic diagram of display plane image state.Figure 10 is that the switchable plane and solid display of Fig. 8 is in the synoptic diagram that shows the stereopsis state.
Please first with reference to Fig. 8, this switchable plane and solid display 400 comprises zoom lens array 410 and display panel 420.Display panel 420 is arranged on a side of zoom lens array 410.It should be noted that this zoom lens array 410 can be the above-mentioned zoom lens array of mentioning 300,302.And display panel 420 can be display panels, electric slurry display panel, organic LED display panel or any suitable display panel.
Please refer to Fig. 9, when not applying voltage to the first strip shaped electric poles 320 and the second strip shaped electric poles 330, liquid crystal layer 310 among each zoom district 310a passes through the parallel rays (being incident light L1) from display panel 420, and is shown as a flat image (being the emergent light L2 of parallel outgoing).Can be known by Fig. 9 and to learn that by the incident light L1 of display panel 420 outgoing, by liquid crystal layer 310 time, the course of incident light L1 does not change, so emergent light L2 also is parallel rays.So the flat image that display panel 420 presents is not subject to the impact of zoom lens array 410, and still demonstrates flat image.
Referring again to Figure 10, when applying voltage to the first strip shaped electric poles 320 and the second strip shaped electric poles 330, the liquid crystal layer 310 interior formation Electric Field Distribution in each zoom district 310a are so that the liquid crystal layer 310 among each zoom district 310a forms a zoom lens 300A.These zoom lens 300A focuses on the parallel rays (being incident light L1) from display panel 420, and shows a stereopsis (the emergent light L2 that namely advances toward both sides, the left and right sides).Can be known by Figure 10 and to learn that by the incident light L1 of display panel 420 outgoing, by liquid crystal layer 310 time, the course of incident light L1 can be changed and focus on, the emergent light L2 that the right lateral of therefore turning left advances can demonstrate stereopsis.
By not applying voltage or applying voltage, can switch for the demonstration of flat image and stereopsis.Detailed embodiment as for zoom lens array 400 illustrates in Fig. 3～Fig. 7, is not namely repeated at this.
In sum, zoom lens array of the present invention and switchable plane and solid display have the following advantages at least:
In zoom lens array, in staggered up and down mode the first strip shaped electric poles and the second strip shaped electric poles are set in the relative both sides of liquid crystal layer, can not need additionally to arrange glass substrate, so can reduce thickness and the weight of zoom lens array.This zoom lens array has voltage can regulate and control focal length, and the audience can freely adjust and view and admire distance.And, by not applying voltage or applying voltage, can switch for the demonstration of flat image and stereopsis.
The above only is preferred embodiment of the present invention, not in order to limiting the present invention, all any modifications of doing within the spirit and principles in the present invention, is equal to and replaces and improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. a zoom lens array is characterized in that, described zoom lens array comprises:
One liquid crystal layer has a plurality of zooms district;
One first strip shaped electric poles is arranged at the upper side of described liquid crystal layer, and is positioned at the intersection in described zoom district; And
One second strip shaped electric poles is arranged at the lower side of described liquid crystal layer, and is positioned at the intersection in described zoom district, and described the first strip shaped electric poles and described the second strip shaped electric poles are towards consistent, and self is crisscross arranged.
2. zoom lens array as claimed in claim 1 is characterized in that, when not applying a voltage between described the first strip shaped electric poles and described the second strip shaped electric poles time, the described liquid crystal layer in each zoom district passes through a parallel rays; When applying a voltage between described the first strip shaped electric poles and described the second strip shaped electric poles time, formation one Electric Field Distribution in the described liquid crystal layer in each zoom district is so that the described liquid crystal layer in each zoom district forms zoom lens.
3. zoom lens array as claimed in claim 2 is characterized in that, described zoom lens have a voltage can regulate and control focal length, and described voltage can to regulate and control focal length be to be controlled by the size of described voltage.
4. zoom lens array as claimed in claim 1 is characterized in that, described zoom lens array also comprises: a transparent shell, surround described liquid crystal layer, described the first strip shaped electric poles and described the second strip shaped electric poles; Be embedded in the described transparent shell in described the first strip shaped electric poles and described the second strip shaped electric poles.
5. zoom lens array as claimed in claim 1 is characterized in that, described zoom lens array also comprises: a first substrate, a second substrate and a separation material;
Described first substrate and the described liquid crystal layer of second substrate clamping, described the first strip shaped electric poles and described the second strip shaped electric poles; And
Described separation material between described first substrate and described second substrate, and corresponding described the first strip shaped electric poles and described the second strip shaped electric poles and arrange.
6. a switchable plane and solid display is characterized in that, described switchable plane and solid display comprises:
One zoom lens array, described zoom lens array comprises:
One liquid crystal layer has a plurality of zooms district;
One first strip shaped electric poles is arranged at the upper side of described liquid crystal layer, and is positioned at the intersection in described zoom district;
One second strip shaped electric poles is arranged at the lower side of described liquid crystal layer, and is positioned at the intersection in described zoom district, and described the first strip shaped electric poles and described the second strip shaped electric poles are towards consistent, and self is crisscross arranged; And
One display panel is arranged on a side of described zoom lens array.
7. switchable plane and solid display as claimed in claim 6, it is characterized in that, when not applying a voltage between described the first strip shaped electric poles and described the second strip shaped electric poles time, described liquid crystal layer in each zoom district passes through the parallel rays from described display panel, and shows a flat image; When applying a voltage between described the first strip shaped electric poles and described the second strip shaped electric poles time, formation one Electric Field Distribution in the described liquid crystal layer in each zoom district, so that the described liquid crystal layer in each zoom district forms zoom lens,
Described zoom lens focus on the parallel rays from described display panel, and show a stereopsis.
8. switchable plane and solid display as claimed in claim 7 is characterized in that, described zoom lens have a voltage can regulate and control focal length, and described voltage can to regulate and control focal length be to be controlled by the size of described voltage.
9. switchable plane and solid display as claimed in claim 6 is characterized in that, described zoom lens array also comprises: a transparent shell, surround described liquid crystal layer, described the first strip shaped electric poles and described the second strip shaped electric poles; Be embedded in the described transparent shell in described the first strip shaped electric poles and described the second strip shaped electric poles.
10. switchable plane and solid display as claimed in claim 6 is characterized in that, described zoom lens array also comprises: a first substrate, a second substrate and a separation material;
Described first substrate and the described liquid crystal layer of second substrate clamping, described the first strip shaped electric poles and described the second strip shaped electric poles; And
Described separation material between described first substrate and described second substrate, and corresponding described the first strip shaped electric poles and described the second strip shaped electric poles and arrange.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200910110391 CN102053445B (en) | 2009-10-29 | 2009-10-29 | Variable focal lens array and switchable planar-stereoscopic display |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200910110391 CN102053445B (en) | 2009-10-29 | 2009-10-29 | Variable focal lens array and switchable planar-stereoscopic display |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102053445A CN102053445A (en) | 2011-05-11 |
| CN102053445B true CN102053445B (en) | 2013-01-23 |
Family
ID=43957926
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200910110391 Expired - Fee Related CN102053445B (en) | 2009-10-29 | 2009-10-29 | Variable focal lens array and switchable planar-stereoscopic display |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102053445B (en) |
Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102809868A (en) * | 2012-08-14 | 2012-12-05 | 深圳超多维光电子有限公司 | Liquid crystal lens |
| JP6028975B2 (en) * | 2012-12-05 | 2016-11-24 | Ｎｌｔテクノロジー株式会社 | Stereoscopic image display device |
| CN103558724B (en) * | 2013-11-15 | 2015-02-11 | 京东方科技集团股份有限公司 | Liquid crystal prism, manufacturing method thereof and display device |
| CN105572926A (en) * | 2016-01-12 | 2016-05-11 | 洪煦 | Virtual reality device based on controllable liquid crystal lens and adjusting method of virtual reality device |
| CN107121803A (en) * | 2017-07-07 | 2017-09-01 | 惠科股份有限公司 | Display panel and the display device of application |
| CN107315300A (en) | 2017-07-07 | 2017-11-03 | 惠科股份有限公司 | Display panel and the display device of application |
| CN107153290A (en) * | 2017-07-07 | 2017-09-12 | 惠科股份有限公司 | Display panel and the display device of application |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4572616A (en) * | 1982-08-10 | 1986-02-25 | Syracuse University | Adaptive liquid crystal lens |
| CN101025490A (en) * | 2006-02-20 | 2007-08-29 | 三星电子株式会社 | Stereoscopic image conversion panel and stereoscopic image display apparatus having the same |
| CN101285938A (en) * | 2007-04-12 | 2008-10-15 | 三星电子株式会社 | Highly efficient 2d-3d switchable display device |
-
2009
- 2009-10-29 CN CN 200910110391 patent/CN102053445B/en not_active Expired - Fee Related
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4572616A (en) * | 1982-08-10 | 1986-02-25 | Syracuse University | Adaptive liquid crystal lens |
| CN101025490A (en) * | 2006-02-20 | 2007-08-29 | 三星电子株式会社 | Stereoscopic image conversion panel and stereoscopic image display apparatus having the same |
| CN101285938A (en) * | 2007-04-12 | 2008-10-15 | 三星电子株式会社 | Highly efficient 2d-3d switchable display device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102053445A (en) | 2011-05-11 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102053445B (en) | Variable focal lens array and switchable planar-stereoscopic display | |
| CN102062985B (en) | Liquid crystal lens, control method thereof and 3D display device | |
| KR101658147B1 (en) | Liquid Crystal Lens Electrically driven and Stereoscopy Display Device | |
| US8300206B2 (en) | Electro-optic unit having electro-optic material layer with variable refractive index, driving method of the electro-optic unit, and display apparatus having the same | |
| KR101585003B1 (en) | Liquid Crystal Lens Electrically driven and Stereoscopy Display Device Using the Same | |
| US20110122128A1 (en) | Stereoscopic display unit | |
| US9104032B1 (en) | Naked-eye 3D display device and liquid crystal lens thereof | |
| US20100195190A1 (en) | Lens array device and image display device | |
| JP2016106248A (en) | Image display device using diffractive lens | |
| CN102768448B (en) | Liquid crystal lens and 3 d display device | |
| US9508291B2 (en) | Image display apparatus | |
| US8520153B2 (en) | Zoom lens array and switchable two and three dimensional display | |
| CN102116989A (en) | Electrically driven liquid crystal lens and stereoscopic display device thereof | |
| CN103033941A (en) | Display device | |
| CN102608814B (en) | Continuous zooming Fresnel lens | |
| JP2013015613A (en) | Lens module and display device | |
| CN102305984A (en) | Liquid crystal lens and liquid crystal display device | |
| CN102200668A (en) | Electric driving liquid crystal lens and three-dimensional display | |
| CN102854737A (en) | Three-dimensional image capture device | |
| CN102073163A (en) | Method and device for driving dynamic fast response of liquid crystal lens | |
| CN103278993B (en) | Liquid crystal lens and driving method, 3 d display device | |
| CN102854694A (en) | Two-dimensional/three-dimensional (2D/3D) switched liquid crystal lens assembly | |
| CN103091931A (en) | Liquid crystal lens and stereo display device | |
| CN103576407A (en) | Liquid crystal lens and display device capable of switching two-dimensional display mode and three-dimensional display mode | |
| US10216060B2 (en) | Liquid crystal lens and manufacturing method thereof, display device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: CPT TECHNOLOGY (GROUP) CO., LTD. Free format text: FORMER OWNER: CPT DISPLAY TECHNOLOGY SHENZHEN LTD. Effective date: 20130815 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 518000 SHENZHEN, GUANGDONG PROVINCE TO: 350000 FUZHOU, FUJIAN PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20130815 Address after: 350000, No. 6 West Road, Mawei District, Fujian, Fuzhou Patentee after: CPT DISPLAY TECHNOLOGY (SHENZHEN)CO., LTD. Patentee after: Chunghwa Picture Tubes Ltd. Address before: 518000, Guangming hi tech Industrial Park, Shenzhen, Guangdong, No. 9, Ming Tong Road, Baoan District Patentee before: CPT Display Technology Shenzhen Ltd. Patentee before: Chunghwa Picture Tubes Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130123 Termination date: 20191029 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |