CN108107502A - A kind of glass light guide plate - Google Patents
A kind of glass light guide plate Download PDFInfo
- Publication number
- CN108107502A CN108107502A CN201711389029.3A CN201711389029A CN108107502A CN 108107502 A CN108107502 A CN 108107502A CN 201711389029 A CN201711389029 A CN 201711389029A CN 108107502 A CN108107502 A CN 108107502A
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- China
- Prior art keywords
- guide plate
- light guide
- layer
- glass light
- micro
- Prior art date
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- 239000011521 glass Substances 0.000 title claims abstract description 84
- 239000010410 layer Substances 0.000 claims abstract description 71
- 239000002086 nanomaterial Substances 0.000 claims abstract description 49
- 239000013047 polymeric layer Substances 0.000 claims abstract description 29
- 230000003287 optical effect Effects 0.000 claims description 38
- 239000012790 adhesive layer Substances 0.000 claims description 24
- 239000000758 substrate Substances 0.000 claims description 6
- 150000004767 nitrides Chemical class 0.000 claims 1
- 238000006116 polymerization reaction Methods 0.000 claims 1
- 229920000642 polymer Polymers 0.000 abstract description 5
- 230000015572 biosynthetic process Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 6
- 239000004033 plastic Substances 0.000 description 6
- 229920003023 plastic Polymers 0.000 description 6
- 239000000463 material Substances 0.000 description 5
- 229920003229 poly(methyl methacrylate) Polymers 0.000 description 5
- 239000004926 polymethyl methacrylate Substances 0.000 description 5
- 239000003292 glue Substances 0.000 description 4
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000004973 liquid crystal related substance Substances 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000013007 heat curing Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000005491 wire drawing Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
- G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
- G02B6/0013—Means for improving the coupling-in of light from the light source into the light guide
- G02B6/0023—Means for improving the coupling-in of light from the light source into the light guide provided by one optical element, or plurality thereof, placed between the light guide and the light source, or around the light source
- G02B6/003—Lens or lenticular sheet or layer
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
- G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
- G02B6/0013—Means for improving the coupling-in of light from the light source into the light guide
- G02B6/0023—Means for improving the coupling-in of light from the light source into the light guide provided by one optical element, or plurality thereof, placed between the light guide and the light source, or around the light source
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
- G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
- G02B6/0013—Means for improving the coupling-in of light from the light source into the light guide
- G02B6/0023—Means for improving the coupling-in of light from the light source into the light guide provided by one optical element, or plurality thereof, placed between the light guide and the light source, or around the light source
- G02B6/0031—Reflecting element, sheet or layer
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
- G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
- G02B6/0065—Manufacturing aspects; Material aspects
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Planar Illumination Modules (AREA)
Abstract
The invention discloses a kind of glass light guide plates, which is characterized in that it includes：Glass light guide plate body, the body include an incidence surface and light-emitting surface；Micro-nano structure layer, the micro-nano structure layer include polymeric layer, and the polymeric layer is located at the incidence surface, and one side of the polymeric layer away from the incidence surface is equipped with micro-nano structure, forms micro-nano structure layer.The present invention provides a kind of glass light guide plate, using the micro-nano structure of polymer formation or use attaching process that micro-nano structure is made to be located at incident side in incident side, so greatly enhance the yield in glass light guide plate, and according to different demands, different micro-nano structures is set, and more convenient and cost is also greatly reduced.
Description
Technical field
The present invention relates to the technical field of light guide plate, more particularly, it relates to a kind of glass light guide plate.
Background technology
According to the development of information-intensive society, the demand of various types of display devices for being used to show image has been increased.
Recently, such as liquid crystal display (LCD), plasma display (PDP) and Organic Light Emitting Diode make use of
(OLED) the various display devices of display device.
Liquid crystal display device should have back light unit to provide light from outside.Back light unit can include such as light source, lead
Tabula rasa, reflector and upper piece subelement, and at least one frame or chassis as support construction can also be included
(chassis), to support the side of display device and the back side.
Among the component of back light unit, light guide plate (LGP) is for equably guiding the light from light source to entire
The flat components of display device, and can include being formed on the flat components extremely for the purpose for being uniformly distributed light etc.
Predetermined pattern on a few surface.
In general, light guide plate is made of the light-blocking plastic material of such as polymethyl methacrylate (PMMA).
However, although its with high transparency, due to plastics light guide plate should have the thickness of intended level or bigger with
Predetermined stiffness etc. is maintained, therefore plastics light guide plate has become into strips with slimming whole display device.
In addition, plastics light guide plate has the disadvantages that：Due to larger coefficient of thermal expansion and higher wet swellability,
Plastics light guide plate is restricted in terms of the arrangement with light source part, and needs additional support construction.
The shortcomings that in order to overcome plastics light guide plate, the glass light guide plate made of glass material is had contemplated that recently.
The content of the invention
Based on this, it is necessary to provide a kind of glass light guide plate to solve the technical issues of above-mentioned.
The present invention a technical solution be：
A kind of glass light guide plate, which is characterized in that it includes：
Glass light guide plate body, the body include an incidence surface and light-emitting surface；
Micro-nano structure layer, the micro-nano structure layer include polymeric layer, and the polymeric layer is located at the incidence surface, described
One side of the polymeric layer away from the incidence surface is equipped with micro-nano structure, forms micro-nano structure layer.
In a wherein embodiment, the glass light guide plate bulk refractive index is n1, and the polymeric layer refractive index is n2,
Wherein, the absolute value of the difference of the n1 and n2 is not more than 0.5.
In a wherein embodiment, adhesive layer is equipped between the glass light guide plate body and the micro-nano structure layer.
In a wherein embodiment, the glass light guide plate bulk refractive index is n1, and the polymeric layer refractive index is n2,
The adhesive layer refractive index is n3, wherein, the absolute value of the difference of described any the two of n1, n2 and n3 is not more than 0.5.
In a wherein embodiment, bearing bed is equipped between the micro-nano structure layer and the adhesive layer.
In a wherein embodiment, the glass light guide plate bulk refractive index is n1, and the polymeric layer refractive index is n2,
The adhesive layer refractive index is n3, and the bearing bed refractive index is n4, wherein, the difference of described any the two of n1, n2, n3 and n4
Absolute value be not more than 0.5.
In a wherein embodiment, the micro-nano structure is raised or sunken structure.
In a wherein embodiment, the micro-nano structure is cylindrical mirror, in lenticule, drawing pattern, CD lines, Fresnel lens
One or more combination.
In a wherein embodiment, the light-emitting surface opposite side is equipped with optical structure layers, and the optical structure layers include base
Layer, one side of the base away from the light-emitting surface are equipped with optical texture.
In a wherein embodiment, the optical texture one side is equipped with reflecting layer.
In a wherein embodiment, the light-emitting surface opposite side is equipped with optical structure layers, and the optical structure layers include base
Layer, the base are equipped with optical texture, and the glass light guide plate body and the optics knot towards the one side of the light-emitting surface
Adhesive layer is equipped between structure layer.
In a wherein embodiment, the optical texture one side is equipped with reflecting layer.
In a wherein embodiment, the base is equipped with substrate layer away from one layer of the optical texture.
Beneficial effects of the present invention：
The present invention provides a kind of glass light guide plate, in incident side using the micro-nano structure of polymer formation or using fitting
Technique makes micro-nano structure be located at incident side, so greatly enhances the yield in glass light guide plate, and according to difference
Demand, different micro-nano structures is set, and more convenient and cost is also greatly reduced.
Description of the drawings
Fig. 1 is a kind of glass light guide plate structure diagram of the present invention；
Fig. 2 is a kind of another structure diagram of glass light guide plate of the present invention；
Fig. 3 is a kind of another structure diagram of glass light guide plate of the present invention；
Fig. 4 is a kind of another structure diagram of glass light guide plate of the present invention；
Fig. 5 is a kind of another structure diagram of glass light guide plate of the present invention；
Fig. 6 is a kind of another structure diagram of glass light guide plate of the present invention.
Specific embodiment
For the ease of understanding the present invention, the present invention is described more fully below with reference to relevant drawings.In attached drawing
Give the better embodiment of the present invention.But the present invention can be realized by many different forms, however it is not limited under
The described embodiment in face.On the contrary, the purpose of providing these embodiments is that make what the disclosure was understood
More thorough and comprehensive.
Unless otherwise defined, all of technologies and scientific terms used here by the article is with belonging to technical field of the invention
The normally understood meaning of technical staff is identical.Term used in the description of the invention herein is intended merely to description tool
The purpose of the embodiment of body, it is not intended that in the limitation present invention.Term as used herein "and/or" includes one or more
The arbitrary and all combination of relevant Listed Items.
A kind of glass light guide plate provided by the invention, which is characterized in that its described glass light guide plate includes：
Glass light guide plate body, the body include an incidence surface and light-emitting surface；Wherein, the glass light guide plate is at least
There are one incidence surface, the light source that can so make is entered by incidence surface in glass light guide plate body；It is, of course, also possible to have
Two incidence surfaces, the incidence surface can be oppositely arranged, and can also be disposed adjacent.
Micro-nano structure layer, the micro-nano structure layer include polymeric layer, and the polymeric layer is located at the incidence surface, described
One side of the polymeric layer away from the incidence surface is equipped with micro-nano structure, forms micro-nano structure layer, and incident light leads to from micro-nano structure face
Cross polymeric layer intake glass light guide plate body, the injection glass for the incident light approaches uniformity that such incident light is made by micro-nano structure
Glass light conducting plate body；Wherein, the micro-nano structure is raised or sunken structure.In a wherein embodiment, the micro-nano structure
For one or more kinds of combinations in cylindrical mirror, lenticule, drawing pattern, CD lines, Fresnel lens.This kind of structure is straight by polymer
The incidence surface is arranged in, forms polymeric layer, then, micro-nano knot is formed away from the incidence surface one side in the polymeric layer
Structure；In a wherein embodiment, adhesive layer is equipped between the glass light guide plate body and the micro-nano structure layer, that is, it is micro-
After nano-structured layer is carried out, the incidence surface is bonded in by adhesive layer, at this point, the micro-nano structure layer is single layer structure.
In a wherein embodiment, in order to ensure that smaller, the glass light guide plate is lost in incident light during transmission
Bulk refractive index is n1, and the polymeric layer refractive index is n2, wherein, the absolute value of the difference of the n1 and n2 is not more than 0.5.
In a wherein embodiment, when between the micro-nano structure layer and the glass light guide plate body be equipped with adhesive layer
When, the glass light guide plate bulk refractive index is n1, and the polymeric layer refractive index is n2, and the adhesive layer refractive index is n3,
Wherein, the absolute value of the difference of any the two of described n1, n2 and n3 is not more than 0.5.
In a wherein embodiment, bearing bed, this kind of structure institute are equipped between the micro-nano structure layer and the adhesive layer
The micro-nano structure layer stated is arranged on one surface of bearing bed, and then, another surface of bearing bed connects the glass by adhesive layer
Light conducting plate body, bearing bed can be the preferable materials of some translucency such as PET, PMMA, PC.
In a wherein embodiment, the glass light guide plate bulk refractive index is n1, and the polymeric layer refractive index is n2,
The adhesive layer refractive index is n3, and the bearing bed refractive index is n4, wherein, the difference of described any the two of n1, n2, n3 and n4
Absolute value be not more than 0.5.
In a wherein embodiment, the glass light guide plate further includes a light-emitting surface, in the opposite one side of the light-emitting surface
It is a kind of in the optical texture or cylindrical mirror, lenticule, drawing pattern, CD lines, Fresnel lens equipped with optical structure layers
Or two or more combinations.Then reflecting layer is equipped in the optical texture one side, so can be very good to avoid optics in light extraction
There is irreflexive situation in face opposite side, increases the quantity that optics is projected from light-emitting surface to a greater extent, reduces light and is led in glass
Loss in tabula rasa body improves the utilization rate of light.
In a wherein embodiment, the light-emitting surface opposite side is equipped with optical structure layers, and the optical structure layers include base
Layer, the base are equipped with optical texture towards the one side of the light-emitting surface, the optical texture or cylindrical mirror, micro-
One or more kinds of combinations in mirror, drawing pattern, CD lines, Fresnel lens, and the glass light guide plate body and the optics
Adhesive layer is equipped between structure sheaf.The optical texture one side is equipped with reflecting layer.The base is away from one layer of the optical texture
Equipped with substrate layer, the substrate layer to the effect that base is carried, can also both play the work of protective glass light guide plate
With.
Referring to Fig. 1, a kind of glass light guide plate, including glass light guide plate body 10, micro-nano structure layer 20 and light source
30；The glass light guide plate body 10 includes an incidence surface and light-emitting surface, and micro-nano structure layer is equipped in the incidence surface one side
20, wherein the micro-nano structure of the micro-nano structure layer 20, away from the glass light guide plate body 10, the micro-nano structure can be
One or more kinds of combinations in cylindrical mirror, lenticule, drawing pattern, CD lines, Fresnel lens；In the glass light guide plate body
10 incidence surface one sides are equipped with polymeric layer, are equipped with micro-nano structure away from 10 one side of glass light guide plate body in polymeric layer, are formed
Micro-nano structure layer 20, the polymer that the polymeric layer uses can be heat cure or optic-solidified adhesive, such as UV glue etc..In order to
Ensure that incident light is lost smaller during transmission, 10 refractive index of glass light guide plate body is n1, the polymeric layer
Refractive index is n2, wherein, the absolute value of the difference of the n1 and n2 is not more than 0.5.
Referring to Fig. 2, the glass light guide plate in described Fig. 2, on the basis of Fig. 1, passes through bonding by micro-nano structure layer 20
Layer 40 is connected with glass light guide plate body, wherein, the adhesive layer 40 can be glue, OCA etc., the glass light guide plate body
10 refractive index be n1, the polymeric layer refractive index be n2,40 refractive index of adhesive layer be n3, wherein, described n1, n2 and
The absolute value of the difference of any the two of n3 is not more than 0.5.
Referring to Fig. 3, another glass light guide plate structure, the micro-nano structure layer 20 are arranged on 50 1 surface of bearing bed
On, another surface is connected to the glass light guide plate body by adhesive layer 40, and bearing bed can be PET, PMMA, PC etc. at this time
The preferable material of some translucency.Wherein, 10 refractive index of glass light guide plate body is n1, and the polymeric layer refractive index is
N2,40 refractive index of adhesive layer are n3, and 50 refractive index of bearing bed is n4, wherein, described n1, n2, n3 and n4 are any
The absolute value of the difference of the two is not more than 0.5.
Referring to Fig. 4, for another glass light guide plate structure, the glass light guide plate body 10 includes a light-emitting surface, institute
Light-emitting surface opposite side is stated equipped with base, the base can be heat-curable glue or optic-solidified adhesive, such as UV glue；The base is remote
Optical texture is equipped with from 10 one side of glass light guide plate body, the optical texture can be cylindrical mirror, lenticule, wire drawing
One or more kinds of combinations in line, CD lines, Fresnel lens；Optical structure layers 21 are formed, the optical structure layers one side is set
There is a reflecting layer 60, the light in such glass light guide plate body 10 can be returned by reflecting layer in body, and some light can be straight
It connects from light-emitting surface and projects, in addition, the optical structure layers 21 can also connect the glass light guide plate body by adhesive layer.
Referring to Fig. 5, being another glass light guide plate structure, the optical texture in the optical structure layers 21 is described in
There is optical texture one side to be equipped with reflecting layer 60 for glass light guide plate body 10, the optical structure layers 21；This one side of reflecting layer 60
It is connected to by adhesive layer 41 on the glass light guide plate body 10.Referring to Fig. 6, on the basis of Fig. 5, in the optics knot
Structure layer 21 is equipped with substrate layer 51 away from optical texture one side, and the substrate layer 51 can be some translucency such as PET, PMMA, PC
Preferable material.
The present invention provides a kind of glass light guide plate, in incident side using the micro-nano structure of polymer formation or using fitting
Technique makes micro-nano structure be located at incident side, so greatly enhances the yield in glass light guide plate, and according to difference
Demand, different micro-nano structures is set, and more convenient and cost is also greatly reduced.
In order to make the foregoing objectives, features and advantages of the present invention clearer and more comprehensible, above in conjunction with attached drawing to the present invention
Specific embodiment be described in detail.Many details are elaborated in above description in order to fully understand this hair
It is bright.But the present invention can be much to implement different from other manner described above, those skilled in the art can be not
Similar improvement is done in the case of running counter to intension of the present invention, therefore the present invention is from the limitation of particular embodiments disclosed above.And
And each technical characteristic of embodiment described above can be combined arbitrarily, to make description succinct, not in above-described embodiment
Each technical characteristic it is all possible combination be all described, as long as however, the combination of these technical characteristics be not present contradiction,
All it is considered to be the scope of this specification record.
Embodiment described above only expresses the several embodiments of the present invention, and description is more specific and detailed, but simultaneously
Cannot the limitation to the scope of the claims of the present invention therefore be interpreted as.It should be pointed out that for those of ordinary skill in the art
For, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to the guarantor of the present invention
Protect scope.Therefore, the protection domain of patent of the present invention should be determined by the appended claims.
Claims (12)
1. a kind of glass light guide plate, which is characterized in that it includes：
Glass light guide plate body, the body include an incidence surface and light-emitting surface；
Micro-nano structure layer, the micro-nano structure layer include polymeric layer, and the polymeric layer is located at the incidence surface, the polymerization
One side of the nitride layer away from the incidence surface is equipped with micro-nano structure, forms micro-nano structure layer.
2. glass light guide plate according to claim 1, which is characterized in that the glass light guide plate bulk refractive index is n1,
The polymeric layer refractive index is n2, wherein, the absolute value of the difference of the n1 and n2 is not more than 0.5.
3. glass light guide plate according to claim 1, which is characterized in that the glass light guide plate body and the micro-nano knot
Adhesive layer is equipped between structure layer.
4. glass light guide plate according to claim 3, which is characterized in that the glass light guide plate bulk refractive index is n1,
The polymeric layer refractive index is n2, and the adhesive layer refractive index is n3, wherein, the difference of described any the two of n1, n2 and n3
Absolute value be not more than 0.5.
5. glass light guide plate according to claim 3, which is characterized in that between the micro-nano structure layer and the adhesive layer
Equipped with bearing bed.
6. glass light guide plate according to claim 5, which is characterized in that the glass light guide plate bulk refractive index is n1,
The polymeric layer refractive index is n2, and the adhesive layer refractive index is n3, and the bearing bed refractive index is n4, wherein, the n1,
The absolute value of the difference of any the two of n2, n3 and n4 is not more than 0.5.
7. glass light guide plate according to claim 1, which is characterized in that the micro-nano structure is cylindrical mirror, lenticule, drawing
One or more kinds of combinations in silking, CD lines, Fresnel lens.
8. glass light guide plate according to claim 1, which is characterized in that the light-emitting surface opposite side is equipped with optical texture
Layer, the optical structure layers include base, and one side of the base away from the light-emitting surface is equipped with optical texture.
9. glass light guide plate according to claim 8, which is characterized in that the optical texture one side is equipped with reflecting layer.
10. glass light guide plate according to claim 1, which is characterized in that the light-emitting surface opposite side is equipped with optical texture
Layer, the optical structure layers include base, and the base is equipped with optical texture, and the glass towards the one side of the light-emitting surface
Adhesive layer is equipped between light conducting plate body and the optical structure layers.
11. glass light guide plate according to claim 10, which is characterized in that the optical texture one side is equipped with reflecting layer.
12. glass light guide plate according to claim 10, which is characterized in that the base is away from one layer of the optical texture
Equipped with substrate layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711389029.3A CN108107502A (en) | 2017-12-21 | 2017-12-21 | A kind of glass light guide plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711389029.3A CN108107502A (en) | 2017-12-21 | 2017-12-21 | A kind of glass light guide plate |
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| Publication Number | Publication Date |
|---|---|
| CN108107502A true CN108107502A (en) | 2018-06-01 |
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ID=62210714
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711389029.3A Pending CN108107502A (en) | 2017-12-21 | 2017-12-21 | A kind of glass light guide plate |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109031505A (en) * | 2018-01-11 | 2018-12-18 | 吴丽莹 | A kind of glass light guide plate |
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| CN206618926U (en) * | 2017-02-22 | 2017-11-07 | 北京京东方显示技术有限公司 | A kind of backlight and display device |
| CN206584059U (en) * | 2017-03-11 | 2017-10-24 | 昇印光电（昆山）股份有限公司 | A kind of optical thin film |
| CN206684337U (en) * | 2017-03-11 | 2017-11-28 | 昇印光电（昆山）股份有限公司 | Tinted optical film and hand-set lid |
| CN206684332U (en) * | 2017-03-11 | 2017-11-28 | 昇印光电（昆山）股份有限公司 | One kind prepares decorating film mould and decorating film |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109031505A (en) * | 2018-01-11 | 2018-12-18 | 吴丽莹 | A kind of glass light guide plate |
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Effective date of registration: 20190724 Address after: Suzhou City, Jiangsu Province, Yushan Town, Kunshan City, 215300 Yuan Feng Road No. 33, room 2 Applicant after: SHINE OPTOELECTRONICS (KUNSHAN) Co.,Ltd. Address before: 150006 Room 902, Unit 1, 3 Gardening District, Nangang District, Harbin City, Heilongjiang Province Applicant before: Wu Liying |
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Application publication date: 20180601 |