CN104570520A - Liquid crystal lens - Google Patents
Liquid crystal lens Download PDFInfo
- Publication number
- CN104570520A CN104570520A CN201410853835.1A CN201410853835A CN104570520A CN 104570520 A CN104570520 A CN 104570520A CN 201410853835 A CN201410853835 A CN 201410853835A CN 104570520 A CN104570520 A CN 104570520A
- Authority
- CN
- China
- Prior art keywords
- substrate
- liquid crystal
- electrode
- crystal lens
- hole
- 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.)
- Granted
Links
- 239000004973 liquid crystal related substance Substances 0.000 title claims abstract description 64
- 239000000758 substrate Substances 0.000 claims abstract description 99
- 239000004020 conductor Substances 0.000 claims description 43
- 239000003292 glue Substances 0.000 claims description 13
- 238000009413 insulation Methods 0.000 claims description 6
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims description 3
- 230000005684 electric field Effects 0.000 abstract description 14
- 239000011521 glass Substances 0.000 abstract description 12
- 238000004080 punching Methods 0.000 description 4
- MRNHPUHPBOKKQT-UHFFFAOYSA-N indium;tin;hydrate Chemical compound O.[In].[Sn] MRNHPUHPBOKKQT-UHFFFAOYSA-N 0.000 description 3
- AMGQUBHHOARCQH-UHFFFAOYSA-N indium;oxotin Chemical compound [In].[Sn]=O AMGQUBHHOARCQH-UHFFFAOYSA-N 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
Classifications
-
- 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
- G02F1/1343—Electrodes
- G02F1/134309—Electrodes characterised by their geometrical arrangement
-
- 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
- G02F1/1345—Conductors connecting electrodes to cell terminals
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Liquid Crystal (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Geometry (AREA)
Abstract
The present invention provides a liquid crystal lens, including: a first substrate; a second substrate disposed opposite to the first substrate; the first electrode layer is arranged on the surface of one side, close to the second substrate, of the first substrate; the second electrode layer is arranged on the surface of one side, close to the first substrate, of the second substrate and comprises a plurality of sub-electrodes which are mutually insulated; a liquid crystal layer disposed between the first substrate and the second substrate; at least one first electrode lead arranged on the surface of one side of the second substrate far away from the first substrate; the second substrate comprises at least one through hole, and the first electrode lead is electrically connected with the corresponding sub-electrode through the through hole. The liquid crystal lens glass provided by the invention is provided with a hole in the middle, and an electrode lead is connected from the outside of the box. Because the thickness of the glass is far larger than the thickness of the cell, the influence of an electric field caused by the electrode lead on the liquid crystal can be ignored, the integrity of the lens is kept, and the uniformity of the electric field can be ensured.
Description
Technical field
The present invention relates to optical field, particularly relate to a kind of liquid crystal lens.
Background technology
Liquid crystal lens (liquid crystal lens) be a kind of utilize liquid crystal material to have unique physical and the technology that creates of optical characteristics.Be different from traditional glass lens, liquid crystal lens can according to the electric field be applied thereto to assemble or diverging incident light, and especially, the focal length of liquid crystal lens can adjust by change supply voltage.Because liquid crystal lens does not need to use mechanical action carry out adjusting focal length, therefore, liquid crystal lens is more suitable for being applied in many image capture technology than traditional glass lens.
Please refer to Fig. 1 and Fig. 2, Fig. 1 is the schematic cross-section of known liquid crystal lens structure, and Fig. 2 is liquid crystal lens second substrate vertical view in Fig. 1.As shown in Figure 1, liquid crystal lens structure comprises two first substrates be oppositely arranged 1 and second substrate 5, be formed at first electrode layer 2 of described first substrate 1 on the surface of described second substrate 5 side, be formed at the second electrode lay of described second substrate 5 on the surface of described first substrate 1 side, described the second electrode lay comprises multiple concentric ring electrode 4, first electrode layer 2 and described the second electrode lay are tin indium oxide (Indium-Tin Oxide, ITO) electrode, and the liquid crystal layer 6 be encapsulated between described two electrode layers 1 and the sealed plastic box 3 for encapsulated liquid crystal.
As shown in Figure 2, the contact conductor 7 that liquid crystal lens second substrate 5 comprises multiple concentric ring electrode 4 and is electrically connected with described concentric ring electrode 4 respectively, usually, described contact conductor 7 is positioned at same layer with described concentric ring electrode 4, electrode cabling can affect the Electric Field Distribution in lens range, thus destroys lens imaging effect
Summary of the invention
In view of this, the invention provides a kind of liquid crystal lens, comprising:
First substrate;
Second substrate, is oppositely arranged with described first substrate;
First electrode layer, is arranged at described first substrate on the surface of described second substrate side;
The second electrode lay, is arranged at described second substrate on the surface of described first substrate side, comprises the sub-electrode of multiple mutual insulating;
Liquid crystal layer, is arranged between described first substrate and described second substrate;
At least one the first contact conductors, are arranged on the surface of described second substrate away from described first substrate side;
Wherein, described second substrate comprises at least one through hole, and described first contact conductor is electrically connected with corresponding described sub-electrode by described through hole.
Compared with prior art, the present invention has one of following outstanding advantage:
In the middle of liquid crystal lens glass provided by the invention, punching, guides to outside box with conductive material by the electrode in box, connecting electrode lead-in wire from box.Because thickness of glass is thick much larger than box, the electric field that contact conductor causes can be ignored the impact of liquid crystal, maintains the integrality of lens, can ensure again the homogeneity of electric field.
Accompanying drawing explanation
Fig. 1 is the schematic cross-section of known liquid crystal lens structure;
Fig. 2 is liquid crystal lens second substrate vertical view in Fig. 1;
Fig. 3 is the liquid crystal lens schematic cross-section provided in the embodiment of the present invention one;
Fig. 4 is the liquid crystal lens schematic cross-section provided in the embodiment of the present invention two.
Embodiment
The invention provides a kind of liquid crystal lens, comprising: first substrate; Second substrate, is oppositely arranged with described first substrate; First electrode layer, is arranged at described first substrate on the surface of described second substrate side; The second electrode lay, is arranged at described second substrate on the surface of described first substrate side, comprises the sub-electrode of multiple mutual insulating; Liquid crystal layer, is arranged between described first substrate and described second substrate; At least one the first contact conductors, are arranged on the surface of described second substrate away from described first substrate side; Wherein, described second substrate comprises at least one through hole, and described first contact conductor is electrically connected with corresponding described sub-electrode by described through hole.
In the middle of liquid crystal lens glass provided by the invention, punching, guides to outside box with conductive material by the electrode in box, connecting electrode lead-in wire from box.Because thickness of glass is thick much larger than box, the electric field that contact conductor causes can be ignored the impact of liquid crystal, maintains the integrality of lens, can ensure again the homogeneity of electric field.
For enabling above-mentioned purpose of the present invention, feature and advantage more become apparent, and below in conjunction with drawings and Examples, the present invention will be further described.
It should be noted that, set forth detail in the following description so that fully understand the present invention.But the present invention can be different from alternate manner described here to implement with multiple, those skilled in the art can when without prejudice to doing similar popularization when intension of the present invention.Therefore the present invention is not by the restriction of following public embodiment.
Embodiment one
Please refer to Fig. 3, Fig. 3 is the liquid crystal lens schematic cross-section provided in the embodiment of the present invention one.The embodiment of the present invention one provides a kind of liquid crystal lens, comprising: first substrate 11; Second substrate 15, is oppositely arranged with described first substrate 11, and described second substrate 15 comprises at least one through hole 17, and described through hole 17 runs through described second substrate along described second substrate 15 thickness direction; First electrode layer 12, is arranged at described first substrate 11 on the surface of described second substrate 15 side; The second electrode lay, be arranged at described second substrate 15 on the surface of described first substrate 11 side, comprise the sub-electrode 14 of multiple mutual insulating, multiple described sub-electrode 14 is strip electrode parallel to each other or concentric ring electrode, also can be other shape, concrete shape can adjust according to actual.Each described through hole 17 is corresponding with described sub-electrode 14 to be arranged and exposes the described sub-electrode 14 of part; Liquid crystal layer 16, is arranged between described first electrode layer 12 and described the second electrode lay; At least one the first contact conductors 19, be arranged on the surface of described second substrate 15 away from described first substrate 11 side, and be electrically connected with corresponding described sub-electrode 14 by described through hole 17, described first contact conductor 19 comprises transparent conductive material, in the present embodiment, for described first contact conductor 19 for tin indium oxide.
It should be noted that, when described second substrate 15 is provided with the second electrode lay on the surface of described first substrate 11 side, described through hole 17 can run through described second substrate 15 and described the second electrode lay along described second substrate 15 thickness direction.
Need to further illustrate, the liquid crystal lens that the present embodiment provides also comprises conductive connection part 18, and described conductive connection part 18 is filled in described through hole 17, and is electrically connected with described sub-electrode 14 and described first contact conductor 19.In the present embodiment, because through hole 17 is darker, described first contact conductor 19 is thinner, described first contact conductor 19 will be electrically connected more difficult with corresponding described sub-electrode 14 by described through hole 17, in order to ensure that described first contact conductor 19 is electrically connected with corresponding described sub-electrode 14, can first filled conductive connecting portion 18 in described through hole 17, conductive connection part 18 described in the present embodiment can be conductive silver paste, can certainly be other conductive material, the present embodiment restrict this.
The liquid crystal lens provided in the present embodiment also comprises the first frame glue 13 and the second frame glue 10, described first frame glue 13 encapsulates described first substrate 11 and described second substrate 15, described second frame glue 10 to be arranged between described first electrode layer 12 and described the second electrode lay and to arrange around described through hole 17, and described second frame glue 10 is to prevent the liquid crystal in described liquid crystal layer 16 from spilling from described through hole 17.
In the middle of liquid crystal lens glass provided by the invention, punching, guides to outside box with conductive material by the electrode in box, connecting electrode lead-in wire from box.Because thickness of glass is thick much larger than box, the electric field that contact conductor causes can be ignored the impact of liquid crystal.Maintain the integrality of lens, the homogeneity of electric field can be ensured again.
Embodiment two
Please refer to Fig. 4, Fig. 4 is the liquid crystal lens schematic cross-section provided in the embodiment of the present invention two.The embodiment of the present invention two provides a kind of liquid crystal lens, comprising: first substrate 21; Second substrate 25, is oppositely arranged with described first substrate 21, and described second substrate 25 comprises at least one through hole 27, and described through hole 27 runs through described second substrate along described second substrate 25 thickness direction; First electrode layer 22, is arranged at described first substrate 21 on the surface of described second substrate 25 side; The second electrode lay, be arranged at described second substrate 25 on the surface of described first substrate 21 side, comprise the sub-electrode 24 of multiple mutual insulating, multiple described sub-electrode 24 is strip electrode parallel to each other or concentric ring electrode, also can be other shape, concrete shape can adjust according to actual.Each described through hole 27 is corresponding with described sub-electrode 24 to be arranged and exposes the described sub-electrode 24 of part; Liquid crystal layer 26, is arranged between described first electrode layer 22 and described the second electrode lay; At least one the first contact conductors 31, be arranged on the surface of described second substrate 25 away from described first substrate 21 side, and be electrically connected with corresponding described sub-electrode 24 by described through hole 27, described first contact conductor 31 comprises transparent conductive material, in the present embodiment, for described first contact conductor 31 for tin indium oxide.
It should be noted that, when described second substrate 25 is provided with the second electrode lay on the surface of described first substrate 21 side, described through hole 27 can run through described second substrate 25 and described the second electrode lay along described second substrate 25 thickness direction.
Need to further illustrate, the liquid crystal lens that the present embodiment provides also comprises conductive connection part 28, and described conductive connection part 28 is filled in described through hole 27, and is electrically connected with described sub-electrode 24 and described first contact conductor 31.In the present embodiment, because through hole 27 is darker, described first contact conductor 31 is thinner, described first contact conductor 31 will be electrically connected more difficult with corresponding described sub-electrode 24 by described through hole 27, in order to ensure that described first contact conductor 31 is electrically connected with corresponding described sub-electrode 24, can first filled conductive connecting portion 28 in described through hole 27, conductive connection part 28 described in the present embodiment can be conductive silver paste, can certainly be other conductive material, the present embodiment restrict this.
In the present embodiment, described liquid crystal lens also comprises the insulation course 30 be arranged between described second substrate 25 and described first contact conductor 31, described insulation course 30 can be individual layer, also can be multilayer, certainly, described insulation course is thicker or the number of plies is more, and described first impact of contact conductor 31 on liquid crystal electric field is less, but can lose partial penetration rate, therefore its concrete thickness can adjust according to actual needs.
In order to reduce described first contact conductor 31 further to the impact of liquid crystal electric field, described liquid crystal lens also comprises the screen layer 29 be arranged between described insulation course 30 and described second substrate 25, described screen layer 29 comprises transparent conductive material, in the present embodiment, be indium tin oxide layer for described screen layer.
The liquid crystal lens provided in the present embodiment also comprises the first frame glue 23 and the second frame glue 20, described first frame glue 23 encapsulates described first substrate 21 and described second substrate 25, described second frame glue 20 to be arranged between described first electrode layer 22 and described the second electrode lay and to arrange around described through hole 27, and described second frame glue 20 is to prevent the liquid crystal in described liquid crystal layer 26 from spilling from described through hole 27.
In the middle of liquid crystal lens glass provided by the invention, punching, guides to outside box with conductive material by the electrode in box, connecting electrode lead-in wire from box.Because thickness of glass is thick much larger than box, the electric field that contact conductor causes can be ignored the impact of liquid crystal, has both maintained the integrality of lens, can ensure again the homogeneity of electric field.
Above content is in conjunction with concrete preferred implementation further description made for the present invention, can not assert that specific embodiment of the invention is confined to these explanations.For general technical staff of the technical field of the invention, without departing from the inventive concept of the premise, some simple deduction or replace can also be made, all should be considered as belonging to protection scope of the present invention.
Claims (9)
1. a liquid crystal lens, is characterized in that, comprising:
First substrate;
Second substrate, is oppositely arranged with described first substrate;
First electrode layer, is arranged at described first substrate on the surface of described second substrate side;
The second electrode lay, is arranged at described second substrate on the surface of described first substrate side, comprises the sub-electrode of multiple mutual insulating;
Liquid crystal layer, is arranged between described first substrate and described second substrate;
At least one the first contact conductors, are arranged on the surface of described second substrate away from described first substrate side;
Wherein, described second substrate comprises at least one through hole, and described first contact conductor is electrically connected with corresponding described sub-electrode by described through hole.
2. liquid crystal lens as claimed in claim 1, is characterized in that, also comprise conductive connection part, and described first contact conductor is electrically connected with described sub-electrode by described conductive connection part.
3. liquid crystal lens as claimed in claim 2, is characterized in that, described conductive connection part adopts conductive silver paste.
4. liquid crystal lens as claimed in claim 1, it is characterized in that, multiple described sub-electrode is strip electrode parallel to each other or concentric ring electrode.
5. liquid crystal lens as claimed in claim 1, is characterized in that, also comprise the insulation course be arranged between described second substrate and described first contact conductor.
6. liquid crystal lens as claimed in claim 5, is characterized in that, also comprise the screen layer be arranged between described insulation course and described second substrate.
7. liquid crystal lens as claimed in claim 1, it is characterized in that, also comprise the first frame glue and the second frame glue, described first frame rubber seal fills described first substrate and described second substrate, and described second frame glue to be arranged between described first electrode layer and described the second electrode lay and to arrange around described through hole.
8. liquid crystal lens as claimed in claim 1, is characterized in that, described first contact conductor adopts transparent conductive material.
9. liquid crystal lens as claimed in claim 7, is characterized in that, described screen layer adopts transparent conductive material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410853835.1A CN104570520B (en) | 2014-12-31 | 2014-12-31 | Liquid crystal lens |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410853835.1A CN104570520B (en) | 2014-12-31 | 2014-12-31 | Liquid crystal lens |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104570520A true CN104570520A (en) | 2015-04-29 |
| CN104570520B CN104570520B (en) | 2017-12-26 |
Family
ID=53086971
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410853835.1A Active CN104570520B (en) | 2014-12-31 | 2014-12-31 | Liquid crystal lens |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104570520B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105446028A (en) * | 2016-01-08 | 2016-03-30 | 京东方科技集团股份有限公司 | Liquid crystal lens plate and display device |
| CN109727545A (en) * | 2017-10-31 | 2019-05-07 | 三星显示有限公司 | Show equipment and its manufacturing method |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6294825A (en) * | 1985-10-21 | 1987-05-01 | Nitto Electric Ind Co Ltd | Module for liquid crystal display |
| JP2006313243A (en) * | 2005-05-09 | 2006-11-16 | Konica Minolta Holdings Inc | Liquid crystal lens |
| CN1867858A (en) * | 2003-10-14 | 2006-11-22 | 碧理科技有限公司 | Liquid crystal aberration correcting element, and production method therefore |
-
2014
- 2014-12-31 CN CN201410853835.1A patent/CN104570520B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6294825A (en) * | 1985-10-21 | 1987-05-01 | Nitto Electric Ind Co Ltd | Module for liquid crystal display |
| CN1867858A (en) * | 2003-10-14 | 2006-11-22 | 碧理科技有限公司 | Liquid crystal aberration correcting element, and production method therefore |
| JP2006313243A (en) * | 2005-05-09 | 2006-11-16 | Konica Minolta Holdings Inc | Liquid crystal lens |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105446028A (en) * | 2016-01-08 | 2016-03-30 | 京东方科技集团股份有限公司 | Liquid crystal lens plate and display device |
| WO2017118216A1 (en) * | 2016-01-08 | 2017-07-13 | 京东方科技集团股份有限公司 | Liquid crystal lens panel and display device |
| US10558076B2 (en) | 2016-01-08 | 2020-02-11 | Boe Technology Group Co., Ltd. | Liquid crystal lens panel for display device and display device |
| CN109727545A (en) * | 2017-10-31 | 2019-05-07 | 三星显示有限公司 | Show equipment and its manufacturing method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104570520B (en) | 2017-12-26 |
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