CN107193151A - LCDs eyeshield grating - Google Patents
LCDs eyeshield grating Download PDFInfo
- Publication number
- CN107193151A CN107193151A CN201710465747.8A CN201710465747A CN107193151A CN 107193151 A CN107193151 A CN 107193151A CN 201710465747 A CN201710465747 A CN 201710465747A CN 107193151 A CN107193151 A CN 107193151A
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- CN
- China
- Prior art keywords
- liquid crystal
- lcds
- grating
- eyeshield
- transparent
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- 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.)
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Classifications
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/133528—Polarisers
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/18—Diffraction gratings
Abstract
The present invention relates to a kind of LCDs eyeshield grating.The LCDs eyeshield grating includes：Transparent substrates, transparent enclosure plate, the liquid crystal material for changing outgoing light polarization state, hyaline layer, and liquid crystal aligning material；The hyaline layer is on a transparent substrate in the linear fringe of vertical or horizontal distribution, groove is provided between adjacent linear fringe, the width of the linear fringe and groove is equal with the transverse width or longitudinal length of LCDs pixel, the liquid crystal aligning material is arranged at bottom portion of groove, the liquid crystal material is filled in groove and carries out being packaged together above and below orientation, the transparent enclosure plate and transparent substrates via the liquid crystal aligning material.Present invention also offers another LCDs eyeshield grating.The polarised light that liquid crystal display is exported can be changed into natural light by the LCDs eyeshield grating of the present invention, with simple in construction, lower-cost feature, and the natural light after blending can alleviate the visual fatigue for watching liquid crystal display for a long time.
Description
Technical field
The present invention relates to field of liquid crystal, more particularly to a kind of LCDs eyeshield grating.
Background technology
Function admirable, the large-scale production characteristic of liquid crystal display are good, and automaticity is high, and the cost of raw material is cheap, hair
Open up space wide, the main product of new century will be rapidly become, be the bright spot that 21 century global economy increases.Liquid crystal display
Device is largely backlight liquid crystal display, and it is by liquid crystal display panel and backlight module (backlight module) institute group
Into.General liquid crystal display panel emergent light is linearly polarized light, easily causes visual fatigue.
In order to alleviate the visual fatigue for watching liquid crystal display for a long time, it is known that eyeshield technology have hair established by cable by magnificent starlight
CPLP (rotatory polarization screen) health eyeshield technologies.The rotatory polarization of rotatory polarization screen output, polarization direction change over time and it is equal
Even distribution, is capable of the feature of simulation natural light polarization direction isotropic very well, and the polarized component of any direction keeps permanent
Fixed size.The rotatory polarization material that the electric rotatory polarization screen technology (abbreviation CPLP) of magnificent starlight is made up of quarter-wave plate is by liquid crystal
The emergent light of screen is transformed into circular polarization state, closer to natural light, can effectively mitigate the visual fatigue of people, reach healthy shield
The purpose of eye.
In order to realize more preferably healthy eyeshield effect, a kind of new design is needed badly, for liquid crystal display to be exported
Polarised light, change into natural light.
The content of the invention
Therefore, it is an object of the invention to provide a kind of LCDs eyeshield grating, for liquid crystal display to be exported
Polarised light change into natural light.
To achieve the above object, the invention provides a kind of LCDs eyeshield grating, including：Transparent substrates, it is transparent
Package board, the liquid crystal material for changing outgoing light polarization state, hyaline layer, and liquid crystal aligning material；The hyaline layer be
Be in the linear fringe of vertical or horizontal distribution in transparent substrates, be provided with groove between adjacent linear fringe, the linear fringe and
The width of groove is equal with the transverse width or longitudinal length of LCDs pixel, and the liquid crystal aligning material is arranged at groove-bottom
Portion, the liquid crystal material is filled in groove and carries out orientation, the transparent enclosure plate and transparent base via the liquid crystal aligning material
It is packaged together above and below bottom.
Wherein, the transparent layer thickness is 40~4000 nanometers.
Wherein, the hyaline layer is inorganic matter.
Wherein, the hyaline layer is SiNxOr SiO2。
Wherein, the hyaline layer is organic matter.
Wherein, the hyaline layer is SU8 photoresists.
Wherein, the transparent substrates are glass or plastic-substrates.
Wherein, the liquid crystal aligning material is pi.
Present invention also offers a kind of LCDs eyeshield grating, including：Transparent substrates, transparent enclosure plate, for changing
Become the liquid crystal material of outgoing light polarization state, and spacer；It is packaged together above and below the transparent enclosure plate and transparent substrates, should
Spacer is prepared in fix the height between the transparent enclosure plate and transparent substrates between the transparent enclosure plate and transparent substrates,
The liquid crystal material is filled between the transparent enclosure plate and transparent substrates.
Wherein, the spacer is highly 40~4000 nanometers.
To sum up, the polarised light that liquid crystal display is exported can be changed into nature by LCDs eyeshield grating of the invention
Light, with simple in construction, lower-cost feature, the vision that the natural light after blending can alleviate viewing liquid crystal display for a long time is tired
Labor.
Brief description of the drawings
Below in conjunction with the accompanying drawings, it is described in detail by the embodiment to the present invention, technical scheme will be made
And other beneficial effects are apparent.
In accompanying drawing,
Fig. 1 is the diagrammatic cross-section of first preferred embodiment of LCDs eyeshield grating of the present invention；
Fig. 2 is the first Overlay schematic diagram of first preferred embodiment of LCDs eyeshield grating of the present invention；
Fig. 3 is second of Overlay schematic diagram of first preferred embodiment of LCDs eyeshield grating of the present invention；
Fig. 4 is the diagrammatic cross-section of second preferred embodiment of LCDs eyeshield grating of the present invention；
Fig. 5 is the principle schematic of the LCDs eyeshield grating of the present invention.
Embodiment
Referring to Fig. 1, it is the diagrammatic cross-section of first preferred embodiment of LCDs eyeshield grating of the present invention.This first
The LCDs eyeshield grating of preferred embodiment mainly includes：Transparent substrates 10, transparent enclosure plate 20, for changing emergent light
The liquid crystal material 30 of polarization state, hyaline layer 40, and liquid crystal aligning material 50；The hyaline layer 40 is is in transparent substrates 10
Be provided with groove between the linear fringe of vertical or horizontal distribution, adjacent linear fringe, the width of the linear fringe and groove with
The transverse width or longitudinal length of LCDs pixel are equal, and the liquid crystal aligning material 50 is arranged at bottom portion of groove, the liquid crystal
Material 30 is filled in groove and carries out orientation, the transparent enclosure plate 20 and transparent substrates 10 via the liquid crystal aligning material 50
It is packaged together up and down.
The preparation method of LCDs eyeshield first preferred embodiment of grating can be as follows：
1. depositing the material layer of layer of transparent on glass or plastic, transparent substrate, thickness is that 40nm~4000nm (can
Optimization), can be inorganic matter such as SiNx、SiO2Deng or organic matter such as SU8 photoresists；
2. the transparent material layer is carried out into patterned process by photoetching, groove is prepared, for depositing liquid crystal material；
3. transparent layer surface deposition liquid crystal aligning material PI (pi) layer after patterning, pre- for liquid crystal material
Orientation；
4. instilling liquid crystal material in a groove, and pass through related processing so that all liquid crystal materials obtain consistent
Orientation；
5. encapsulation, will be packaged together above and below transparent enclosure plate and transparent substrates.
The liquid crystal layer of groove can change the polarization state by the liquid crystal material light, and parallel polarization states can be changed to hang down
Straight polarization state.
Referring to Fig. 2, it is the first grating and pixel of first preferred embodiment of LCDs eyeshield grating of the present invention
It is arranged in parallel with LCD pixel after Overlay schematic diagram, transparent material pattern layers.Hyaline layer is the vertical element in genesis analysis
Groove is provided between line, adjacent linear fringe, by the way that the width of linear fringe and groove is set to and liquid crystal display screen image
Element transverse width it is equal, the grating can every row change emergent light polarization state (parallel polarization states can be changed to vertical polarization
State), the light for being mutually perpendicular to polarization formed every row is spatially blended, the light that final human eye is experienced is all
The natural light that polarization direction is all present.
Referring to Fig. 3, it is second of the grating and pixel of first preferred embodiment of LCDs eyeshield grating of the present invention
It is arranged vertically after Overlay schematic diagram, transparent material pattern layers with LCD pixel.Hyaline layer is laterally distributed vertical element
Groove is provided between line, adjacent linear fringe, by the way that the width of linear fringe and groove is set to and liquid crystal display screen image
The longitudinal length of element is equal, and the grating can (parallel polarization states can be changed to vertical polarization with the polarization state of interlacing change emergent light
State), what interlacing was formed is mutually perpendicular to the light of polarization, is spatially blended, the light that final human eye is experienced is all
The natural light that polarization direction is all present.
Fig. 4 is the diagrammatic cross-section of second preferred embodiment of LCDs eyeshield grating of the present invention.The second preferable reality
Applying the LCDs eyeshield grating of example mainly includes：Transparent substrates 11, transparent enclosure plate 21, for changing outgoing light polarization shape
The liquid crystal material 31 of state, and spacer (PS, photospacer) 60；The transparent enclosure plate 21 and transparent substrates are sealed about 11
It is fitted together, the spacer 60 is prepared between the transparent enclosure plate 21 and transparent substrates 11 to fix the He of transparent enclosure plate 21
Height between transparent substrates 11, the liquid crystal material 31 is filled between the transparent enclosure plate 21 and transparent substrates 11.
The preparation method of LCDs eyeshield second preferred embodiment of grating can be as follows：
Thick for fixed grating box 1. prepare PS on glass or plastic, transparent substrate, spacer (PS) highly can be with
For 40~4000 nanometers；
2. filling liquid crystal, is uniformly distributed liquid crystal, random orientation；
3. encapsulation, will be packaged together above and below transparent enclosure plate and transparent substrates.
Liquid crystal layer between transparent enclosure plate and transparent substrates can change the polarization state by the liquid crystal material light,
Parallel polarization states can be changed to perpendicular polarisation state.
LCDs eyeshield second preferred embodiment of grating changes polarization state, i.e. liquid crystal without interlacing or every row
It is uniformly distributed in grating, cancels both alignment layers so that liquid crystal random orientation, it is thick with the box that PS carrys out fixed grating, can further it drop
Low manufacturing cost.
Referring to Fig. 5, it is the principle schematic of the LCDs eyeshield grating of the present invention.Present invention can apply to liquid crystal
In display, the grating of the present invention is affixed on to outer polaroid (being polaroid 2 in Fig. 5) surface of liquid crystal display, and adopted
During with LCDs eyeshield the first preferred embodiment of grating of the present invention, by contraposition, by the grating and the Overlay of pixel
It is adjusted to the pattern in Fig. 2 or Fig. 3.If using second preferred embodiment of LCDs eyeshield grating of the present invention, then need not
Contraposition.The present invention in LCD outermost layers by designing one of grating, by the polarization produced by the original polarizers 1 of LCD and polarizer 2
Light is spatially blended by the grating, and the light that final human eye is experienced is the nature that all polarization directions are all present
Light.
To sum up, the polarised light that liquid crystal display is exported can be changed into nature by LCDs eyeshield grating of the invention
Light, with simple in construction, lower-cost feature, the vision that the natural light after blending can alleviate viewing liquid crystal display for a long time is tired
Labor.
It is described above, for the person of ordinary skill of the art, can be with technique according to the invention scheme and technology
Other various corresponding changes and deformation are made in design, and all these changes and deformation should all belong to appended right of the invention
It is required that protection domain.
Claims (10)
1. a kind of LCDs eyeshield grating, it is characterised in that including：Transparent substrates, transparent enclosure plate, for changing outgoing
The liquid crystal material of light polarization state, hyaline layer, and liquid crystal aligning material；The hyaline layer is on a transparent substrate in longitudinal direction or horizontal
To the linear fringe of distribution, groove, the width and liquid crystal display of the linear fringe and groove are provided between adjacent linear fringe
The transverse width or longitudinal length of screen image element are equal, and the liquid crystal aligning material is arranged at bottom portion of groove, and the liquid crystal material is filled in
Carry out being packaged together above and below orientation, the transparent enclosure plate and transparent substrates in groove and via the liquid crystal aligning material.
2. LCDs eyeshield grating as claimed in claim 1, it is characterised in that the transparent layer thickness is received for 40~4000
Rice.
3. LCDs eyeshield grating as claimed in claim 1, it is characterised in that the hyaline layer is inorganic matter.
4. LCDs eyeshield grating as claimed in claim 3, it is characterised in that the hyaline layer is SiNxOr SiO2。
5. LCDs eyeshield grating as claimed in claim 1, it is characterised in that the hyaline layer is organic matter.
6. LCDs eyeshield grating as claimed in claim 5, it is characterised in that the hyaline layer is SU8 photoresists.
7. LCDs eyeshield grating as claimed in claim 1, it is characterised in that the transparent substrates are glass or plastics base
Bottom.
8. LCDs eyeshield grating as claimed in claim 1, it is characterised in that the liquid crystal aligning material is poly- sub- acyl
Amine.
9. a kind of LCDs eyeshield grating, it is characterised in that including：Transparent substrates, transparent enclosure plate, for changing outgoing
The liquid crystal material of light polarization state, and spacer；It is packaged together above and below the transparent enclosure plate and transparent substrates, the spacer
It is prepared between the transparent enclosure plate and transparent substrates to fix the height between the transparent enclosure plate and transparent substrates, the liquid crystal
Material is filled between the transparent enclosure plate and transparent substrates.
10. LCDs eyeshield grating as claimed in claim 9, it is characterised in that the spacer is highly 40~4000
Nanometer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710465747.8A CN107193151A (en) | 2017-06-19 | 2017-06-19 | LCDs eyeshield grating |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710465747.8A CN107193151A (en) | 2017-06-19 | 2017-06-19 | LCDs eyeshield grating |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107193151A true CN107193151A (en) | 2017-09-22 |
Family
ID=59878556
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710465747.8A Pending CN107193151A (en) | 2017-06-19 | 2017-06-19 | LCDs eyeshield grating |
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| Country | Link |
|---|---|
| CN (1) | CN107193151A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107863003A (en) * | 2017-12-25 | 2018-03-30 | 朱小菊 | Reader eyeshield display screen |
| WO2020155103A1 (en) * | 2019-02-01 | 2020-08-06 | 深圳市柔宇科技有限公司 | Liquid crystal film |
| CN111708112A (en) * | 2020-08-20 | 2020-09-25 | 歌尔股份有限公司 | Method for manufacturing liquid crystal grating |
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| CN1388508A (en) * | 2001-05-25 | 2003-01-01 | Lg.飞利浦Lcd有限公司 | Liquid crystal display with raster and method for driving the same liquid crystal display |
| CN201765385U (en) * | 2010-05-06 | 2011-03-16 | 天马微电子股份有限公司 | Stereoscopic display device |
| CN102279485A (en) * | 2011-07-27 | 2011-12-14 | 江苏亿成光电科技有限公司 | Grating liquid crystal for mobile phone display screen system |
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| US9588374B2 (en) * | 2014-02-19 | 2017-03-07 | Lumentum Operations Llc | Reflective LC devices including thin film metal grating |
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2017
- 2017-06-19 CN CN201710465747.8A patent/CN107193151A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1388508A (en) * | 2001-05-25 | 2003-01-01 | Lg.飞利浦Lcd有限公司 | Liquid crystal display with raster and method for driving the same liquid crystal display |
| CN201765385U (en) * | 2010-05-06 | 2011-03-16 | 天马微电子股份有限公司 | Stereoscopic display device |
| CN102279485A (en) * | 2011-07-27 | 2011-12-14 | 江苏亿成光电科技有限公司 | Grating liquid crystal for mobile phone display screen system |
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| US9588374B2 (en) * | 2014-02-19 | 2017-03-07 | Lumentum Operations Llc | Reflective LC devices including thin film metal grating |
| US20170168339A1 (en) * | 2014-02-19 | 2017-06-15 | Lumentum Operations Llc | Reflective lc devices including thin film metal grating |
| CN105867011A (en) * | 2016-06-27 | 2016-08-17 | 京东方科技集团股份有限公司 | Display panel and display device |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107863003A (en) * | 2017-12-25 | 2018-03-30 | 朱小菊 | Reader eyeshield display screen |
| CN107863003B (en) * | 2017-12-25 | 2020-09-01 | 南京地平线网络科技有限公司 | Eye-protecting display screen of reader |
| WO2020155103A1 (en) * | 2019-02-01 | 2020-08-06 | 深圳市柔宇科技有限公司 | Liquid crystal film |
| CN111708112A (en) * | 2020-08-20 | 2020-09-25 | 歌尔股份有限公司 | Method for manufacturing liquid crystal grating |
| CN111708112B (en) * | 2020-08-20 | 2021-01-22 | 歌尔股份有限公司 | Method for manufacturing liquid crystal grating |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20171016 Address after: 518132 No. 9-2 Ming Avenue, Gongming street, Guangming District, Guangdong, Shenzhen Applicant after: Shenzhen Huaxing photoelectric semiconductor display technology Co., Ltd. Address before: 518132 9-2, Guangming Road, Guangming New District, Guangdong, Shenzhen Applicant before: Shenzhen Huaxing Optoelectronic Technology Co., Ltd. |
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| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170922 |