CN108761589A - The high light diffusion feature board of high fog - Google Patents
The high light diffusion feature board of high fog Download PDFInfo
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- CN108761589A CN108761589A CN201810502794.XA CN201810502794A CN108761589A CN 108761589 A CN108761589 A CN 108761589A CN 201810502794 A CN201810502794 A CN 201810502794A CN 108761589 A CN108761589 A CN 108761589A
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/02—Diffusing elements; Afocal elements
- G02B5/0205—Diffusing elements; Afocal elements characterised by the diffusing properties
- G02B5/021—Diffusing elements; Afocal elements characterised by the diffusing properties the diffusion taking place at the element's surface, e.g. by means of surface roughening or microprismatic structures
- G02B5/0231—Diffusing elements; Afocal elements characterised by the diffusing properties the diffusion taking place at the element's surface, e.g. by means of surface roughening or microprismatic structures the surface having microprismatic or micropyramidal shape
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/02—Diffusing elements; Afocal elements
- G02B5/0273—Diffusing elements; Afocal elements characterized by the use
- G02B5/0278—Diffusing elements; Afocal elements characterized by the use used in transmission
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Abstract
Present invention is disclosed a kind of high light diffusion feature boards of high fog, including the first support diffusion layer, first structure diffusion layer, air layer, second support diffusion layer and the second structure diffusion layer, the cross-sectional shape of first structure diffusion layer is multiple raises up and the zigzag of setting arranged in parallel, it is semicircle or arc-shaped, diffusion layer top surface is be bonded forms the first diffusion layer with the first support for first structure diffusion layer bottom surface, first structure diffusion layer top is Nian Jie with the second support diffusion layer bottom surface, it is equipped with gap between first structure diffusion layer and the second support diffusion layer and forms air layer；The cross-sectional shape of second structure diffusion layer is multiple raises up and the zigzag of setting arranged in parallel, semicircle or arc-shaped, diffusion layer top surface is be bonded forms the second diffusion layer with the second support for second structure diffusion layer bottom surface, light is reflected after the first diffusion layer initial atomization into air layer, optically focused and secondary-atomizing are carried out subsequently into the second diffusion layer, effectively improves atomization and brightening effect.
Description
Technical field
The present invention relates to light field of diffusion technologies, more particularly to a kind of high light diffusion feature board of high fog.
Background technology
Light diffusion with feature board be by adding light diffusing agent in transparent resin, using light diffusing agent and transparent resin it
Between refractive index difference so that in diffusant and resin boundary surface refraction, reflection and scattering occur for light, to realize that point light source is atomized
As uniform area light source, achieve the effect that light is spread.
Transparent resin includes makrolon (PC), polymethyl methacrylate (PMMA), polystyrene (PS) and methyl-prop
E pioic acid methyl ester-styrol copolymer (MS) etc., light diffusing agent include organic acrylate microspheres and organosilicon etc., inorganic carbon
Sour calcium, titanium oxide, zinc white, zinc sulphide, white carbon, glass microballoon etc., grain size micron are differed from 1 micron to 10.
Current TV backlight industries, it is that down straight aphototropism mode set industry is seeking to break through to improve briliancy, improve product visual effect
Key point, current solution mainly by above LED light bar arrange in pairs or groups use light diffusing sheet and diffusion sheet, but due to
General diffusion sheet and light diffusing sheet are slab construction, be only light is reflected by material itself, so mist degree it is generally smaller,
Stiffening property is poor, and light derived from the light and reflector plate that LED lamp bead projects carries out first time atomization by light diffusing sheet, and 1-2 opens
Light diffusing sheet is carried out secondary or is atomized three times to improve final products visual effect, causes the thickness of backlight module to increase, with liquid crystal
The development of television industries, large scale, small OD (Optical Distance, light mixing distance) are industry development trends, namely to regarding
Effect and briliancy require higher, therefore the visual effect of two diffusion sheets can not fully meet application request, and a light expands
It falls apart and the cost is relatively high for the arranging scheme of two diffusion sheets, production process flow is also complex.
Invention content
The main object of the present invention is to provide a kind of high light diffusion feature board of high fog, to improve down straight aphototropism mode set
Atomization and brightening effect.
To solve the above-mentioned problems, the present invention provides a kind of high light diffusion feature boards of high fog, including the first support
Diffusion layer, first structure diffusion layer, air layer, the second support diffusion layer and the second structure diffusion layer,
The cross-sectional shape of above-mentioned first structure diffusion layer is multiple raises up and the zigzag of setting arranged in parallel, half
Round or arc-shaped, diffusion layer top surface is be bonded forms the first diffusion with above-mentioned first support for above-mentioned first structure diffusion layer bottom surface
Layer, above-mentioned first structure diffusion layer top with it is above-mentioned second support diffusion layer bottom surface it is Nian Jie, above-mentioned first structure diffusion layer with it is upper
It states and is equipped with gap between the second support diffusion layer and forms above-mentioned air layer；
The cross-sectional shape of above-mentioned second structure diffusion layer is multiple raises up and the zigzag of setting arranged in parallel, half
Round or arc-shaped, diffusion layer top surface is be bonded forms the second diffusion with above-mentioned second support for above-mentioned second structure diffusion layer bottom surface
Layer.
Further, in the above-mentioned high light diffusion feature board of high fog, the thickness of above-mentioned first diffusion layer is 0.5-
1.5mm。
Further, in the above-mentioned high light diffusion feature board of high fog, the cross section of above-mentioned first structure diffusion layer
Shape is zigzag and apex angle is 60-120 degree.
Further, in the above-mentioned high light diffusion feature board of high fog, material packet is made in above-mentioned first diffusion layer
Include light diffusing agent, transparent resin, toughener and age resister.
Further, in the above-mentioned high light diffusion feature board of high fog, the thickness of above-mentioned air layer is 0.03-
0.3mm。
Further, in the above-mentioned high light diffusion feature board of high fog, the thickness of above-mentioned second diffusion layer is 0.1-
1.0mm。
Further, in the above-mentioned high light diffusion feature board of high fog, the cross section of above-mentioned second structure diffusion layer
Shape is zigzag and apex angle is 60-120 degree.
Further, in the above-mentioned high light diffusion feature board of high fog, material packet is made in above-mentioned second diffusion layer
Include transparent resin.
Further, in the above-mentioned high light diffusion feature board of high fog, material is made also in above-mentioned second diffusion layer
Including light diffusing agent.
Further, in the above-mentioned high light diffusion feature board of high fog, above-mentioned second support diffusion layer and above-mentioned the
The bonding way of one structure diffusion layer is the outer compound sticking of mould.
Beneficial effects of the present invention are：By the way that the first support diffusion layer and first structure diffusion layer are set as the first diffusion
Second support diffusion layer and the second structure diffusion layer are set as the second diffusion layer by layer, and in the first diffusion layer and the second diffusion layer
Between be equipped with air layer, so that light is reflected into air layer after the first diffusion layer initial atomization, subsequently into second
Diffusion layer carries out optically focused and secondary-atomizing, effectively improves atomization and brightening effect.
Description of the drawings
Fig. 1 is the structural schematic diagram of the high light diffusion feature board of high fog of one embodiment of the invention.
1, the first support diffusion layer；2, first structure diffusion layer；3, air layer；4, the second support diffusion layer；5, the second knot
Structure diffusion layer；6, the first diffusion layer；7, the second diffusion layer.
The embodiments will be further described with reference to the accompanying drawings for the realization, the function and the advantages of the object of the present invention.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiment is only a part of the embodiment of the present invention, instead of all the embodiments.Base
Embodiment in the present invention, those of ordinary skill in the art obtained without creative efforts it is all its
His embodiment, shall fall within the protection scope of the present invention.
It is to be appreciated that the directional instruction (such as up, down, left, right, before and after ...) of institute is only used in the embodiment of the present invention
In explaining relative position relation, motion conditions etc. under a certain particular pose (as shown in the picture) between each component, if should
When particular pose changes, then directionality instruction also correspondingly changes correspondingly, and the connection can be directly connected to,
Can be indirectly connected with.
In addition, the description for being related to " first ", " second " etc. in the present invention is used for description purposes only, and should not be understood as referring to
Show or imply its relative importance or implicitly indicates the quantity of indicated technical characteristic." first ", " are defined as a result,
Two " feature can explicitly or implicitly include at least one of the features.In addition, the technical solution between each embodiment can
To be combined with each other, but must can be implemented as basis with those of ordinary skill in the art, when the combination of technical solution occurs
Conflicting or cannot achieve when, will be understood that the combination of this technical solution is not present, also not the present invention claims protection model
Within enclosing.
Referring to Fig.1, it is proposed that one embodiment of the invention, one kind include first support diffusion layer 1, first structure diffusion layer 2,
Air layer 3, second supports diffusion layer 4 and the second structure diffusion layer 5, and the cross-sectional shape of above-mentioned first structure diffusion layer 2 is more
It is a to raise up and the zigzag of setting arranged in parallel, semicircle or arc-shaped, above-mentioned 2 bottom surface of first structure diffusion layer with it is above-mentioned
First 1 top surface of support diffusion layer is bonded to form the first diffusion layer 6, and above-mentioned 2 top of first structure diffusion layer is supported with above-mentioned second
4 bottom surface of diffusion layer is bonded, and is equipped with gap between above-mentioned first structure diffusion layer 2 and above-mentioned second support diffusion layer 4 and is formed
State air layer 3；The cross-sectional shape of above-mentioned second structure diffusion layer 5 is multiple raises up and the sawtooth of setting arranged in parallel
Shape, semicircle or arc-shaped, above-mentioned second structure diffusion layer, 5 bottom surface is be bonded with above-mentioned second support 4 top surface of diffusion layer to form the
Two diffusion layers 7, above-mentioned first structure diffusion layer 2 have v-cut, micro-lens or similar with above-mentioned second structure diffusion layer 5
Structure, not only facilitates the diverging refraction of light, and above-mentioned air layer 3 is set out among feature board, and above-mentioned air layer 3 can be right
It is further reflected by the light of the above-mentioned first above-mentioned diffusion layer initial atomization, effectively improves the atomizing effect of feature board,
Light is reflected after above-mentioned first diffusion layer, 6 initial atomization into above-mentioned air layer 3, subsequently into above-mentioned second diffusion
Layer 7 carries out optically focused and secondary-atomizing, effectively improves atomization and brightening effect.
In the present embodiment, in the above-mentioned high light diffusion feature board of high fog, the thickness of above-mentioned first diffusion layer 6 is
0.5-1.5mm。
In the present embodiment, in the above-mentioned high light diffusion feature board of high fog, the cross of above-mentioned first structure diffusion layer 2
Cross sectional shape is zigzag and apex angle is 60-120 degree.
In the present embodiment, in the above-mentioned high light diffusion feature board of high fog, material is made in above-mentioned first diffusion layer 6
Material includes light diffusing agent, transparent resin, toughener and age resister, and above-mentioned first diffusion layer 6 is made not only to have light transmission and atomization
The effect of light, toughener and age resister effectively improve the stain resistance energy and durability of feature board.
In the present embodiment, in the above-mentioned high light diffusion feature board of high fog, the thickness of above-mentioned air layer 3 is
0.03-0.3mm。
In the present embodiment, in the above-mentioned high light diffusion feature board of high fog, the thickness of above-mentioned second diffusion layer 7 is
0.1-1.0mm。
In the present embodiment, in the above-mentioned high light diffusion feature board of high fog, the cross of above-mentioned second structure diffusion layer 5
Cross sectional shape is zigzag and apex angle is 60-120 degree.
In the present embodiment, in the above-mentioned high light diffusion feature board of high fog, material is made in above-mentioned second diffusion layer 7
Material includes transparent resin, and above-mentioned transparent resin is by PMMA (polymethyl methacrylate), PS (polystyrene), PC (poly- carbonic acid
Ester), the one of which in PP (polypropylene) or its corresponding copolymer be made, be not added with any formula or additive, make above-mentioned
Second diffusion layer, 7 attainable maximum transmission rate, effectively improves brightening effect, briliancy is effectively improved on product.
In the present embodiment, in the above-mentioned high light diffusion feature board of high fog, material is made in above-mentioned second diffusion layer 7
Material further includes light diffusing agent, and the second diffusion layer 7 is made to have the function of secondary-atomizing.
In the present embodiment, in the above-mentioned high light diffusion feature board of high fog, it is above-mentioned second support diffusion layer 4 with it is upper
The bonding way for stating first structure diffusion layer 2 is the outer compound sticking of mould.
In the present embodiment, in the above-mentioned high light diffusion feature board of high fog, above-mentioned first diffusion layer 6 and above-mentioned
Two diffusion layers 7 have two groups of extrusion equipments to squeeze out respectively respectively, are squeezed out by using the production of two groups of difference extrusion equipments, will be above-mentioned
First diffusion layer 6 and above-mentioned second diffusion layer 7 carry out the outer compound sticking of mould, simplify production process, improve production efficiency.
In specific embodiment one, a kind of high light diffusion feature board of high fog, above-mentioned first diffusion layer 6, above-mentioned air
The overall thickness of layer 3 and above-mentioned second diffusion layer 7 is 1.5mm；
Above-mentioned first diffusion layer 6 includes above-mentioned first support diffusion layer 1 and above-mentioned first structure diffusion layer 2, and the two is made
Material identical is transparent resin GPPS and light diffusion master batch, is made up of first group of extrusion equipment extrusion；Above-mentioned first structure
Diffusion layer 2 is v-cut structures, and cross-sectional shape is zigzag, and apex angle is 60-120 degree；The pitch values of above-mentioned first diffusion layer 6
It it is 300-450 μm, thickness 1.0mm, haze value 99%, lower surface is frosted structure；
Above-mentioned second diffusion layer 7 includes above-mentioned second support diffusion layer 4 and above-mentioned second structure diffusion layer 5, and the two is made
Material identical is transparent resin GPPS, is made by second group of extrusion equipment extrusion and is adhered to above-mentioned first structure and spreads
2 top of layer；Above-mentioned second structure diffusion layer 5 is v-cut structures, and cross-sectional shape is zigzag, and apex angle is 75-105 degree；It is above-mentioned
The pitch values of second diffusion layer 7 are 100-250 μm, thickness 0.3mm, haze value 90%；
3 thickness of above-mentioned air layer is 0.2mm.
In specific embodiment two, a kind of high light diffusion feature board of high fog, above-mentioned first diffusion layer 6, above-mentioned air
The overall thickness of layer 3 and above-mentioned second diffusion layer 7 is 1.2mm；
Above-mentioned first diffusion layer 6 includes above-mentioned first supporting diffusion layer 1 and above-mentioned first structure diffusion layer 2, and above-mentioned first
The material that is made of support diffusion layer 1 is transparent resin GPPS, is squeezed out by the first extruder of first group of extrusion equipment, thickness is
0.4mm；The material that is made of above-mentioned first structure diffusion layer 2 is transparent resin GPPS and light diffusion master batch, passes through first group of extrusion
Second extruder blending extrusion of equipment, thickness 0.3mm；Above-mentioned first structure diffusion layer 2 is v-cut structures, cross section shape
Shape is zigzag, and apex angle is 60-120 degree；The pitch values of above-mentioned first diffusion layer 6 are 300-450 μm, haze value 99%, under
Surface is frosted structure；
Above-mentioned second diffusion layer 7 includes above-mentioned second support diffusion layer 4 and above-mentioned second structure diffusion layer 5, and the two is made
Material identical is transparent resin GPPS, is made by second group of extrusion equipment extrusion and is adhered to above-mentioned first structure and spreads
2 top of layer；Above-mentioned second structure diffusion layer 5 is v-cut structures, and cross-sectional shape is zigzag, and apex angle is 75-105 degree；It is above-mentioned
The pitch values of second diffusion layer 7 are 100-250 μm, thickness 0.3mm, haze value 90%；
3 thickness of above-mentioned air layer is 0.2mm.
In specific embodiment three, a kind of high light diffusion feature board of high fog, above-mentioned first diffusion layer 6, above-mentioned air
The overall thickness of layer 3 and above-mentioned second diffusion layer 7 is 1.5mm；
Above-mentioned first diffusion layer 6 includes above-mentioned first supporting diffusion layer 1 and above-mentioned first structure diffusion layer 2, and above-mentioned first
The material that is made of support diffusion layer 1 is transparent resin GPPS and light diffusion master batch, passes through the first extruder of the first extrusion equipment
Blending extrusion, thickness 0.6mm；Above-mentioned first structure diffusion layer 2 be made material be transparent resin GPPS and light diffusion master batch,
Pass through the second extruder blending extrusion of the first extrusion equipment, thickness 0.4mm；Above-mentioned first structure diffusion layer 2 is tied for v-cut
Structure, cross-sectional shape are zigzag, and apex angle is 60-120 degree；The pitch values of above-mentioned first diffusion layer 6 are 300-450 μm, mist degree
Value is 99%, and lower surface is frosted structure；
Above-mentioned second diffusion layer 7 includes above-mentioned second support diffusion layer 4 and above-mentioned second structure diffusion layer 5, and the two is made
Material identical is transparent resin GPPS, is made by second group of extrusion equipment extrusion and is adhered to above-mentioned first structure and spreads
2 top of layer；Above-mentioned second structure diffusion layer 5 is v-cut structures, and cross-sectional shape is zigzag, and apex angle is 75-105 degree；It is above-mentioned
The pitch values of second diffusion layer 7 are 100-250 μm, thickness 0.3mm, haze value 90%；
3 thickness of above-mentioned air layer is 0.2mm.
In specific embodiment four, a kind of high light diffusion feature board of high fog, above-mentioned first diffusion layer 6, above-mentioned air
The overall thickness of layer 3 and above-mentioned second diffusion layer 7 is 1.0mm；
Above-mentioned first diffusion layer 6 includes above-mentioned first supporting diffusion layer 1 and above-mentioned first structure diffusion layer 2, and above-mentioned first
The material that is made of support diffusion layer 1 is transparent resin GPPS and light diffusion master batch, passes through the first extruder of the first extrusion equipment
Blending extrusion, thickness 0.2mm；Above-mentioned first structure diffusion layer 2 be made material be transparent resin GPPS and light diffusion master batch,
Pass through the second extruder blending extrusion of the first extrusion equipment, thickness 0.3mm；Above-mentioned first structure diffusion layer 2 is tied for v-cut
Structure, cross-sectional shape are zigzag, and apex angle is 60-120 degree；The pitch values of above-mentioned first diffusion layer 6 are 300-450 μm, mist degree
Value is 99%, and lower surface is frosted structure；
Above-mentioned second diffusion layer 7 includes above-mentioned second support diffusion layer 4 and above-mentioned second structure diffusion layer 5, and the two is made
Material identical is transparent resin GPPS, is made by second group of extrusion equipment extrusion and is adhered to above-mentioned first structure and spreads
2 top of layer；Above-mentioned second structure diffusion layer 5 is v-cut structures, and cross-sectional shape is zigzag, and apex angle is 75-105 degree；It is above-mentioned
The pitch values of second diffusion layer 7 are 100-250 μm, thickness 0.3mm, haze value 90%；
3 thickness of above-mentioned air layer is 0.2mm.
The high light diffusion feature board of high fog of the present invention, by supporting diffusion layer 1 and above-mentioned first knot by above-mentioned first
Structure diffusion layer 2 is set as above-mentioned first diffusion layer 6, supports diffusion layer 4 and above-mentioned second structure diffusion layer 5 to be set as by above-mentioned second
The second diffusion layer 7 is stated, and is equipped with above-mentioned air layer 3 between above-mentioned first diffusion layer 6 and above-mentioned second diffusion layer 7, makes light
It is reflected into above-mentioned air layer 3 after 6 initial atomization of the first diffusion layer, is carried out subsequently into above-mentioned second diffusion layer 7
Optically focused and secondary-atomizing effectively improve atomization and brightening effect, while also simplifying production process, reduce production cost, relatively
In tradition collocation using the backlight module of light diffusing sheet and diffusion sheet, the backlight of the high light diffusion feature board of above-mentioned high fog is used
Module not only has the characteristics that more effectively to promote briliancy and improves product visual effect, moreover it is possible to reduce the diaphragm quantity of backlight module.
The foregoing is merely the preferred embodiment of the present invention, are not intended to limit the scope of the invention, every utilization
Equivalent structure or equivalent flow shift made by description of the invention and accompanying drawing content is applied directly or indirectly in other correlations
Technical field, be included within the scope of the present invention.
Claims (10)
1. a kind of high light diffusion feature board of high fog, which is characterized in that including the first support diffusion layer, first structure diffusion
Layer, air layer, the second support diffusion layer and the second structure diffusion layer,
The cross-sectional shape of the first structure diffusion layer is multiple raises up and the zigzag of setting arranged in parallel, semicircle
Or it is arc-shaped, diffusion layer top surface is be bonded forms the first diffusion layer, institute with first support for first structure diffusion layer bottom surface
It is Nian Jie with the second support diffusion layer bottom surface to state first structure diffusion layer top, the first structure diffusion layer and described second
It is equipped with gap between support diffusion layer and forms the air layer；
The cross-sectional shape of the second structure diffusion layer is multiple raises up and the zigzag of setting arranged in parallel, semicircle
Or it is arc-shaped, diffusion layer top surface is be bonded forms the second diffusion layer with second support for the second structure diffusion layer bottom surface.
2. the high light diffusion feature board of high fog according to claim 1, which is characterized in that the thickness of first diffusion layer
Degree is 0.5-1.5mm.
3. the high light diffusion feature board of high fog according to claim 2, which is characterized in that the first structure diffusion layer
Cross-sectional shape be zigzag and apex angle is 60-120 degree.
4. the high light diffusion feature board of high fog according to claim 3, which is characterized in that the system of first diffusion layer
Include light diffusing agent, transparent resin, toughener and age resister at material.
5. the high light diffusion feature board of high fog according to claim 1, which is characterized in that the thickness of the air layer is
0.03-0.3mm。
6. the high light diffusion feature board of high fog according to claim 1, which is characterized in that the thickness of second diffusion layer
Degree is 0.1-1.0mm.
7. the high light diffusion feature board of high fog according to claim 1, which is characterized in that the second structure diffusion layer
Cross-sectional shape be zigzag and apex angle is 60-120 degree.
8. the high light diffusion feature board of high fog according to claim 7, which is characterized in that the system of second diffusion layer
Include transparent resin at material.
9. the high light diffusion feature board of high fog according to claim 8, which is characterized in that the system of second diffusion layer
Further include light diffusing agent at material.
10. the high light diffusion feature board of high fog according to claim 1, which is characterized in that the second support diffusion
The bonding way of layer and the first structure diffusion layer is the outer compound sticking of mould.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810502794.XA CN108761589A (en) | 2018-05-23 | 2018-05-23 | The high light diffusion feature board of high fog |
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| CN201810502794.XA CN108761589A (en) | 2018-05-23 | 2018-05-23 | The high light diffusion feature board of high fog |
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| CN205374784U (en) * | 2016-01-12 | 2016-07-06 | 光耀科技股份有限公司 | Integration type optical coating and diffusion piece thereof |
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| CN208188387U (en) * | 2018-05-23 | 2018-12-04 | 惠州市创亿达新材料有限公司 | Feature board is used in the high light diffusion of high fog |
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| CN101191844A (en) * | 2006-12-01 | 2008-06-04 | 鸿富锦精密工业（深圳）有限公司 | Optical plate |
| CN202145235U (en) * | 2011-07-28 | 2012-02-15 | 京东方科技集团股份有限公司 | Prism lens and display apparatus |
| CN103245988A (en) * | 2012-02-03 | 2013-08-14 | 苏州拓显光电材料有限公司 | Diffuser plate |
| CN204314492U (en) * | 2014-12-18 | 2015-05-06 | 东莞市纳利光学材料有限公司 | A kind of diffusion brightening film |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Zhu Xinyuan Inventor after: Huang Haitao Inventor after: Wan Chen Inventor before: Wan Chen Inventor before: Huang Haitao |
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Application publication date: 20181106 |