CN109358454A - Ultraviolet lamp for LCD alignment - Google Patents
Ultraviolet lamp for LCD alignment Download PDFInfo
- Publication number
- CN109358454A CN109358454A CN201811539013.0A CN201811539013A CN109358454A CN 109358454 A CN109358454 A CN 109358454A CN 201811539013 A CN201811539013 A CN 201811539013A CN 109358454 A CN109358454 A CN 109358454A
- Authority
- CN
- China
- Prior art keywords
- fluorescent tube
- direction line
- projection
- ultraviolet lamp
- lcd alignment
- 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.)
- Pending
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- 239000010453 quartz Substances 0.000 claims abstract description 20
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 20
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 10
- 230000002950 deficient Effects 0.000 abstract description 3
- 238000005286 illumination Methods 0.000 description 12
- 238000010586 diagram Methods 0.000 description 7
- 239000004973 liquid crystal related substance Substances 0.000 description 6
- 230000008569 process Effects 0.000 description 4
- 239000000178 monomer Substances 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000001678 irradiating effect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 230000002195 synergetic effect Effects 0.000 description 1
- 239000010409 thin film Substances 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
- G02F1/1337—Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers
- G02F1/13378—Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers by treatment of the surface, e.g. embossing, rubbing or light irradiation
- G02F1/133788—Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers by treatment of the surface, e.g. embossing, rubbing or light irradiation by light irradiation, e.g. linearly polarised light photo-polymerisation
Landscapes
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Vessels And Coating Films For Discharge Lamps (AREA)
- Liquid Crystal (AREA)
Abstract
A kind of ultraviolet lamp for LCD alignment a, comprising: bearing seat and several quartz burners.Several quartz burners are configured above the bearing seat and are located on a first level face and one second horizontal plane for different height.The ultraviolet lamp can improve the neat degree of ultraviolet light irradiation, and then reduce panel fraction defective and improve processing procedure nargin.
Description
[technical field]
The present invention relates to display fields, more particularly to a kind of ultraviolet lamp for LCD alignment.
[background technique]
High molecular polymerization stable type vertical orientation (polymer stabilized vertical alignment, PS-VA)
It is a kind of LCD alignment technology of Thin Film Transistor-LCD (TFT-LCD).The molding process of PS-VA includes a liquid crystal
The step of solidifying (LC curing) includes reactive pattern monomer in liquid crystal, makes liquid crystal by way of to substrate irradiating ultraviolet light
In response type monomer (RM) react, Formation of liquid crystals pre-tilt angle is made under the synergistic effect of voltage, this process be known as purple
Outer orientation.
The ultraviolet orientation of liquid crystal is realized by ultraviolet irradiation machine.For ultraviolet irradiation machine, panel is influenced
The key property of quality is that illumination is spent together, and when illumination spends poor together, panel each position differences of illumination intensities is big, thus pre-dumping
Angular difference is big, and panel is also easy to produce display defect.
Ultraviolet irradiation machine of the current industry for ultraviolet orientation is mainly chamber (chamber) form, and fluorescent tube is in a chamber
Interior is in arranged in parallel.Since the underface illumination of each fluorescent tube is strong, and the illumination of the position between two tubes is on the weak side,
Ultraviolet light is caused to be radiated at the illumination strength distribution that will appear regularity on panel, so that also occurrence law is big for liquid crystal pretilt angle
The processing procedure nargin (margin) of small distribution, the display difference of the easy occurrence law of panel, ultraviolet orientation is also smaller.
Therefore, it is necessary to a kind of ultraviolet lamp for LCD alignment is provided, to solve present in the prior art
Problem.
[summary of the invention]
The shortcomings that in view of the prior art, the main purpose of the present invention is to provide a kind of ultraviolet lights for LCD alignment
Irradiation unit, can improve the neat degree of ultraviolet light irradiation, and then reduces panel fraction defective and improve processing procedure nargin.
To reach foregoing purpose of the invention, the present invention provides a kind of ultraviolet lamp for LCD alignment, packet
Include: a bearing seat places a panel to provide；And several quartz burners, it is configured above the bearing seat and is located at
On the first level face and one second horizontal plane of different height.
In one embodiment of this invention, the quartz burner includes multiple lower fluorescent tubes and multiple upper fluorescent tubes, under described
Fluorescent tube parallel interval is arranged in the first level face；The upper fluorescent tube parallel interval is arranged in second horizontal plane, and every
The one upper fluorescent tube the first level face projection between the two neighboring lower fluorescent tube.
In one embodiment of this invention, the lower fluorescent tube includes fluorescent tube under the multiple first lower fluorescent tubes and second, wherein institute
The first lower fluorescent tube is stated to be alternatively arranged along a first direction line；Described second lower fluorescent tube is alternatively arranged along a second direction line；It is described
First direction line and the second direction line are located at the first level face, a parallel to each other and apart preset distance；Every 1
Under two lower fluorescent tubes are to be located at two neighboring described first in the projection on the first direction line between fluorescent tube.
In one embodiment of this invention, the upper fluorescent tube includes fluorescent tube on fluorescent tube and second on multiple first, wherein institute
Fluorescent tube on first is stated to be alternatively arranged along a third direction line；Fluorescent tube is alternatively arranged along a fourth direction line on described second；It is described
Third direction line and the fourth direction line are located at second horizontal plane, a parallel to each other and apart preset distance；Every 1
Fluorescent tube in the projection on the third direction line is located on two neighboring described first between fluorescent tube on two.
In one embodiment of this invention, the upper fluorescent tube includes fluorescent tube on fluorescent tube and second on multiple first, wherein institute
Fluorescent tube on first is stated to be alternatively arranged along a third direction line；Fluorescent tube is alternatively arranged along a fourth direction line on described second；It is described
Third direction line and the fourth direction line are located at second horizontal plane, a parallel to each other and apart preset distance；Every 1
Fluorescent tube in the projection on the third direction line is located on two neighboring described first between fluorescent tube on two.
In one embodiment of this invention, the third direction line is the first direction line on second horizontal plane
Projection line；The fourth direction line is projection line of the second direction line on second horizontal plane.
In one embodiment of this invention, on each described first projection of the fluorescent tube in the first level face be located at it is adjacent
Between two described first lower fluorescent tubes；Projection of the fluorescent tube in the first level face is located at two neighboring institute on each described second
It states between the second lower fluorescent tube；Fluorescent tube is under the projection corresponding with one described second in the first level face on each described first
Fluorescent tube is located along the same line；Projection of the fluorescent tube in the first level face corresponding with one described first on each described second
Lower fluorescent tube is located along the same line.
In one embodiment of this invention, the preset distance between the first direction line and the second direction line is less than
Or the length equal to a lower fluorescent tube.
In one embodiment of this invention, the spacing between the first level face and one second horizontal plane is between 1 centimetre
To 90 centimetres.
Quartz burner is mainly configured on the horizontal plane of at least two different heights by the present invention, wherein being located at height
It is mended by the illumination of the fluorescent tube positioned at higher-height horizontal plane in the relatively low region of illumination between the fluorescent tube of lower horizontal plane
It repays, so that the ultraviolet light illumination that entire panel receives reaches uniformly, and then reduction panel fraction defective and raising processing procedure are abundant
Degree.
[Detailed description of the invention]
Fig. 1 is the structural schematic diagram of the ultraviolet lamp for LCD alignment of one embodiment of the invention.
Fig. 2 is the signal for looking up angle of the quartz burner configuration of the ultraviolet lamp of one embodiment of the invention
Figure.
Fig. 3 is the schematic diagram of the illuminance compensation of the quartz burner of the ultraviolet lamp of one embodiment of the invention.
Fig. 4 is the quartz burner configuration of the ultraviolet lamp for LCD alignment of another embodiment of the present invention
Look up the schematic diagram of angle.
[specific embodiment]
To allow above-mentioned purpose, feature and advantage of the present invention to be clearer and more comprehensible, present pre-ferred embodiments are cited below particularly, and match
Attached drawing is closed, is described in detail below.Furthermore the direction term that the present invention is previously mentioned, for example, "upper", "lower", "front", "rear", "
A left side ", " right side ", "inner", "outside", " side " etc. are only the directions with reference to annexed drawings.Therefore, the direction term used be to
Illustrate and understands the present invention, rather than to limit the present invention.
It please refers to shown in Fig. 1, Fig. 1 is the structure of the ultraviolet lamp for LCD alignment of one embodiment of the invention
Schematic diagram.The ultraviolet lamp for LCD alignment mainly includes a bearing seat 1 and several quartz burners 3.?
In one embodiment, the ultraviolet lamp further includes a chamber 9, and the bearing seat 1 and quartz burner 3 can be configured at
In the chamber 9.
As shown in Figure 1, the bearing seat 1 places a panel 2 to provide, to receive ultraviolet light orientation processing.
With further reference to shown in Fig. 2, Fig. 2 is the quartz burner configuration of the ultraviolet lamp of one embodiment of the invention
Schematic diagram.As depicted in figs. 1 and 2, several quartz burners 3 are arranged in 1 top of bearing seat and are located at different height
On the first level face H1 and one second horizontal plane H2 of degree.Specifically, as shown in Figure 1, the quartz burner 3 includes more
A lower fluorescent tube 31 and multiple upper fluorescent tubes 32, lower 31 parallel interval of fluorescent tube are arranged in the first level face H1；The upper lamp
32 parallel interval of pipe is arranged in the second horizontal plane H2, and each upper fluorescent tube 32 is in the projection of the first level face H2
32 ' between the two neighboring lower fluorescent tube 31.
Please further refer to shown in Fig. 3, Fig. 3 is the quartz burner of the ultraviolet lamp of one embodiment of the invention
The schematic diagram of illuminance compensation.When ultraviolet lamp of the invention operates, positioned at the lower lamp of the first level face H1
Pipe 31 provides the ultraviolet light to 2 closer distance of panel, and is located at the upper fluorescent tube of the higher second horizontal plane H2
32 intervals between the every two adjacent lower fluorescent tubes 31 further provide for the ultraviolet light of compensation, make panel 2 in purple
Can be by uniform ultraviolet light during outer smooth allocating process, and then improve the yield of ultraviolet light allocating process.
The configuration of above-mentioned quartz burner is not limited to embodiment shown in Fig. 2, in other embodiments, is located at same water
The quartz burner of plane can be divided at least two group.
For example, Fig. 4 is the ultraviolet light for LCD alignment of another embodiment of the present invention please further refer to shown in Fig. 4
The schematic diagram for looking up angle of the quartz burner configuration of irradiation unit.In the present embodiment, the lower fluorescent tube 31 includes multiple
First lower fluorescent tube 310 and the second lower fluorescent tube 311, wherein the described first lower fluorescent tube 310 is alternatively arranged along a first direction line D1；Institute
The second lower fluorescent tube 311 is stated to be alternatively arranged along a second direction line D2；The first direction line D1 and D2, the second direction line
It is parallel to each other and at a distance of a preset distance in the first level face H1, wherein as shown in figure 4, every one second lower fluorescent tube 311
Under being to be located at two neighboring described first in the projection on the first direction line D1 between fluorescent tube 310.
As shown in figure 4, the upper fluorescent tube 32 also includes fluorescent tube 321 on fluorescent tube 320 and second on multiple first, wherein described in
Fluorescent tube 320 is alternatively arranged along a third direction line D3 on first；Fluorescent tube 321 is arranged along a fourth direction interval line D4 on described second
Column；The third direction line D3 and fourth direction line D4 is located at the second horizontal plane H2, parallel to each other and pre- at a distance of one
Set a distance；Fluorescent tube 321 is to be located at lamp on two neighboring described first in the projection on the third direction line D3 on every one second
Between pipe 320.
Furthermore fluorescent tube 320 is located at two neighboring described the in the projection of the first level face H1 on each described first
Once between fluorescent tube 310；Fluorescent tube 321 is located at two neighboring described in the projection of the first level face H1 on each described second
Between second lower fluorescent tube 311.
As shown in figure 4, fluorescent tube 320 is corresponding with one described in the projection of the first level face H1 on each described first
Second lower fluorescent tube 311 is located along the same line；Projection and one of the fluorescent tube 321 in the first level face H1 on each described second
Corresponding described first lower fluorescent tube 310 is located along the same line.
More specifically, the third direction line D3 is projection of the first direction line D1 on the second horizontal plane H2
Line；The fourth direction line D4 is projection line of the second direction line D2 on the second horizontal plane H2.
In a preferred embodiment, as shown in Figure 4, between the first direction line D1 and the second direction line D2
Preset distance is less than or equal to the length of a lower fluorescent tube 31.
In a preferred embodiment, the spacing between the first level face H1 and one second horizontal plane H2, that is, institute
The distance between lower fluorescent tube 31 and described upper fluorescent tube 32 are stated, can be between 1 centimetre to 90 centimetres.
In conclusion compared to the prior art, quartz burner is mainly configured at least two different heights by the present invention
Horizontal plane on, wherein be located at a lower height of horizontal plane fluorescent tube between the relatively low region of illumination pass through be located at it is higher-height
The illumination of the fluorescent tube of horizontal plane compensates, so that the illumination that entire panel receives reaches uniformly, and then reduction panel is not
Yield and raising processing procedure nargin.
The present invention is described by above-mentioned related embodiment, however above-described embodiment is only to implement example of the invention.
It must be noted that, it has been disclosed that embodiment be not limiting as the scope of the present invention.On the contrary, being contained in the spirit of claims
And range modification and impartial setting be included in the scope of the present invention.
Claims (9)
1. a kind of ultraviolet lamp for LCD alignment, characterized by comprising:
One bearing seat places a panel to provide；And
Several quartz burners are configured above the bearing seat and are located at a first level face and one second water of different height
In plane.
2. being used for the ultraviolet lamp of LCD alignment as described in claim 1, it is characterised in that: the quartz burner
Including multiple lower fluorescent tubes and multiple upper fluorescent tubes, the lower fluorescent tube parallel interval is arranged in the first level face；The upper fluorescent tube
Parallel interval is arranged in second horizontal plane, and projection of each upper fluorescent tube in the first level face is located at adjacent two
Between a lower fluorescent tube.
3. being used for the ultraviolet lamp of LCD alignment as claimed in claim 2, it is characterised in that: the lower fluorescent tube includes
Multiple first lower fluorescent tubes and the second lower fluorescent tube, wherein the described first lower fluorescent tube is alternatively arranged along a first direction line；Described second
Lower fluorescent tube is alternatively arranged along a second direction line；The first direction line and the second direction line are located at the first level
Face, it is parallel to each other and at a distance of a preset distance；Every one second lower projection of the fluorescent tube on the first direction line is positioned at adjacent
Between two described first lower fluorescent tubes.
4. being used for the ultraviolet lamp of LCD alignment as claimed in claim 2, it is characterised in that: the upper fluorescent tube includes
Fluorescent tube on fluorescent tube and second on multiple first, wherein fluorescent tube is alternatively arranged along a third direction line on described first；Described second
Upper fluorescent tube is alternatively arranged along a fourth direction line；It is horizontal that the third direction line and the fourth direction line are located at described second
Face, it is parallel to each other and at a distance of a preset distance；Projection of the fluorescent tube on the third direction line is positioned at adjacent on every one second
On two described first between fluorescent tube.
5. being used for the ultraviolet lamp of LCD alignment as claimed in claim 3, it is characterised in that: the upper fluorescent tube includes
Fluorescent tube on fluorescent tube and second on multiple first, wherein fluorescent tube is alternatively arranged along a third direction line on described first；Described second
Upper fluorescent tube is alternatively arranged along a fourth direction line；It is horizontal that the third direction line and the fourth direction line are located at described second
Face, it is parallel to each other and at a distance of a preset distance；Projection of the fluorescent tube on the third direction line is positioned at adjacent on every one second
On two described first between fluorescent tube.
6. being used for the ultraviolet lamp of LCD alignment as claimed in claim 5, it is characterised in that: the third direction line
For projection line of the first direction line on second horizontal plane；The fourth direction line is the second direction line in institute
State the projection line on the second horizontal plane.
7. being used for the ultraviolet lamp of LCD alignment as claimed in claim 5, it is characterised in that: on each described first
Fluorescent tube is in the case where the projection in the first level face is located at two neighboring described first between fluorescent tube；Fluorescent tube exists on each described second
The projection in the first level face is located between the two neighboring described second lower fluorescent tube；Fluorescent tube is described on each described first
The projection of one horizontal plane described second lower fluorescent tube corresponding with one is located along the same line；Fluorescent tube is described on each described second
The projection in first level face described first lower fluorescent tube corresponding with one is located along the same line.
8. being used for the ultraviolet lamp of LCD alignment as claimed in claim 3, it is characterised in that: the first direction line
Preset distance between the second direction line is less than or equal to the length of a lower fluorescent tube.
9. being used for the ultraviolet lamp of LCD alignment as described in claim 1, it is characterised in that: the first level face
And one second spacing between horizontal plane is between 1 centimetre to 90 centimetres.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811539013.0A CN109358454A (en) | 2018-12-15 | 2018-12-15 | Ultraviolet lamp for LCD alignment |
| PCT/CN2019/093523 WO2020119080A1 (en) | 2018-12-15 | 2019-06-28 | Ultraviolet irradiation device used for liquid crystal alignment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811539013.0A CN109358454A (en) | 2018-12-15 | 2018-12-15 | Ultraviolet lamp for LCD alignment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109358454A true CN109358454A (en) | 2019-02-19 |
Family
ID=65328969
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811539013.0A Pending CN109358454A (en) | 2018-12-15 | 2018-12-15 | Ultraviolet lamp for LCD alignment |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN109358454A (en) |
| WO (1) | WO2020119080A1 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110888267A (en) * | 2019-11-26 | 2020-03-17 | Tcl华星光电技术有限公司 | Liquid crystal alignment device and operation method thereof |
| WO2020119080A1 (en) * | 2018-12-15 | 2020-06-18 | 深圳市华星光电半导体显示技术有限公司 | Ultraviolet irradiation device used for liquid crystal alignment |
| WO2020191835A1 (en) * | 2019-03-26 | 2020-10-01 | 深圳市华星光电技术有限公司 | Optical alignment apparatus and optical alignment method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US6844913B2 (en) * | 2003-04-24 | 2005-01-18 | Eastman Kodak Company | Optical exposure apparatus for forming an alignment layer |
| CN102681258A (en) * | 2012-04-25 | 2012-09-19 | 南京中电熊猫液晶显示科技有限公司 | Manufacturing method for liquid crystal display for ultraviolet light alignment |
| CN103558714A (en) * | 2013-11-01 | 2014-02-05 | 京东方科技集团股份有限公司 | Optical exposure equipment, exposure method adopted by optical exposure equipment and display device production system |
| CN206773354U (en) * | 2017-05-27 | 2017-12-19 | 南京中电熊猫平板显示科技有限公司 | A kind of smooth orientation Exposing Lamp group |
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| JP4706255B2 (en) * | 2004-12-28 | 2011-06-22 | ウシオ電機株式会社 | Polarized light irradiation device |
| JP4815995B2 (en) * | 2005-10-24 | 2011-11-16 | ウシオ電機株式会社 | Polarized light irradiation device for photo-alignment |
| CN201278052Y (en) * | 2008-09-03 | 2009-07-22 | 郑州德隆检测设备有限公司 | LED film viewing lamp with highlight zone set in observation window |
| WO2011080852A1 (en) * | 2009-12-28 | 2011-07-07 | シャープ株式会社 | Method and apparatus for manufacturing liquid crystal display panel |
| CN102436098A (en) * | 2011-12-21 | 2012-05-02 | 深圳市华星光电技术有限公司 | Aligning equipment and method for polymer-stabilized vertically-aligned liquid crystal panel |
| JP2014191072A (en) * | 2013-03-26 | 2014-10-06 | Toshiba Lighting & Technology Corp | Polarized light irradiation device |
| JP2015106015A (en) * | 2013-11-29 | 2015-06-08 | 株式会社ブイ・テクノロジー | Polarized light irradiation device, polarized light irradiation method and polarized light irradiation program |
| JP2018004946A (en) * | 2016-07-01 | 2018-01-11 | 株式会社ブイ・テクノロジー | Polarized light irradiation device |
| CN109358454A (en) * | 2018-12-15 | 2019-02-19 | 深圳市华星光电半导体显示技术有限公司 | Ultraviolet lamp for LCD alignment |
-
2018
- 2018-12-15 CN CN201811539013.0A patent/CN109358454A/en active Pending
-
2019
- 2019-06-28 WO PCT/CN2019/093523 patent/WO2020119080A1/en not_active Ceased
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6844913B2 (en) * | 2003-04-24 | 2005-01-18 | Eastman Kodak Company | Optical exposure apparatus for forming an alignment layer |
| CN102681258A (en) * | 2012-04-25 | 2012-09-19 | 南京中电熊猫液晶显示科技有限公司 | Manufacturing method for liquid crystal display for ultraviolet light alignment |
| CN103558714A (en) * | 2013-11-01 | 2014-02-05 | 京东方科技集团股份有限公司 | Optical exposure equipment, exposure method adopted by optical exposure equipment and display device production system |
| CN206773354U (en) * | 2017-05-27 | 2017-12-19 | 南京中电熊猫平板显示科技有限公司 | A kind of smooth orientation Exposing Lamp group |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020119080A1 (en) * | 2018-12-15 | 2020-06-18 | 深圳市华星光电半导体显示技术有限公司 | Ultraviolet irradiation device used for liquid crystal alignment |
| WO2020191835A1 (en) * | 2019-03-26 | 2020-10-01 | 深圳市华星光电技术有限公司 | Optical alignment apparatus and optical alignment method |
| CN110888267A (en) * | 2019-11-26 | 2020-03-17 | Tcl华星光电技术有限公司 | Liquid crystal alignment device and operation method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2020119080A1 (en) | 2020-06-18 |
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Application publication date: 20190219 |