CN107976737A - A kind of glass light guide plate - Google Patents
A kind of glass light guide plate Download PDFInfo
- Publication number
- CN107976737A CN107976737A CN201810026462.9A CN201810026462A CN107976737A CN 107976737 A CN107976737 A CN 107976737A CN 201810026462 A CN201810026462 A CN 201810026462A CN 107976737 A CN107976737 A CN 107976737A
- Authority
- CN
- China
- Prior art keywords
- guide plate
- light guide
- micro
- nano structure
- glass light
- 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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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
- G02B6/0033—Means for improving the coupling-out of light from the light guide
- G02B6/0035—Means for improving the coupling-out of light from the light guide provided on the surface of the light guide or in the bulk of it
- G02B6/004—Scattering dots or dot-like elements, e.g. microbeads, scattering particles, nanoparticles
- G02B6/0043—Scattering dots or dot-like elements, e.g. microbeads, scattering particles, nanoparticles provided on the surface of the light guide
-
- 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
- G02B6/0033—Means for improving the coupling-out of light from the light guide
- G02B6/005—Means for improving the coupling-out of light from the light guide provided by one optical element, or plurality thereof, placed on the light output side of the light guide
-
- 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
- G02B6/0033—Means for improving the coupling-out of light from the light guide
- G02B6/005—Means for improving the coupling-out of light from the light guide provided by one optical element, or plurality thereof, placed on the light output side of the light guide
- G02B6/0055—Reflecting element, sheet or layer
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Planar Illumination Modules (AREA)
- Illuminated Signs And Luminous Advertising (AREA)
Abstract
The invention discloses a kind of glass light guide plate, it is characterised in that it includes：Glass light guide plate body, the body include a light-emitting surface；Micro-nano structure layer, the micro-nano structure layer include polymeric layer, and the polymeric layer is located at the light-emitting surface or positioned at the light-emitting surface opposite side, and side of the polymeric layer away from the body is equipped with micro-nano structure, form micro-nano structure layer.The present invention provides a kind of glass light guide plate, using the micro-nano structure of polymer formation or attaching process is used micro-nano structure is located at light-emitting surface or light-emitting surface opposite side in light emission 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 supporting structure 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 whole
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, but 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 thermal coefficient of expansion and higher wet swellability,
Plastics light guide plate is restricted in terms of the arrangement with light source part, and needs extra supporting structure.
The shortcomings that in order to overcome plastics light guide plate, have contemplated that the glass light guide plate made of glass material recently.
The content of the invention
Based on this, it is necessary to provide a kind of glass light guide plate to solve above-mentioned technical problem.
The present invention a technical solution be：
A kind of glass light guide plate, it is characterised in that it includes：
Glass light guide plate body, the body include a light-emitting surface；
Micro-nano structure layer, the micro-nano structure layer include polymeric layer, and the polymeric layer is located at the light-emitting surface or position
In the light-emitting surface opposite side, side of the polymeric layer away from the body 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, tack coat 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 tack coat refractive index is n3, wherein, the absolute value of both any differences of described 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 tack coat.
In a wherein embodiment, the glass light guide plate bulk refractive index is n1, and the polymeric layer refractive index is n2,
The tack coat refractive index is n3, and the bearing bed refractive index is n4, wherein, both any differences of described n1, n2, n3 and n4
Absolute value be not more than 0.5.
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 reflecting layer, when the micro-nano structure layer is positioned at described
During light-emitting surface opposite side, the reflecting layer is arranged on the side of the micro-nano structure layer away from the body.
In a wherein embodiment, the micro-nano structure surface is equipped with optical texture, the optical texture to be raised and/or
Sunk structure.
In a wherein embodiment, the optical texture is cylindrical mirror, in lenticule, drawing pattern, CD lines, Fresnel lens
One or more combination.
Beneficial effects of the present invention：
The present invention provides a kind of glass light guide plate, in light emission side using the micro-nano structure of polymer formation or using fitting
Technique makes micro-nano structure be located at light-emitting surface or light-emitting surface opposite side, so greatly enhances in the good of glass light guide plate
Rate, and according to different demands, different micro-nano structures is set, and more convenient and cost is also greatly reduced.
Brief description of the drawings
Fig. 1 is a kind of glass light guide plate structure diagram of the present invention；
Fig. 2 is the cross section structure schematic diagram of A-A ' in Fig. 1 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.
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 for providing these embodiments makes to understand the disclosure
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 implication 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.
The present invention provides a kind of glass light guide plate, it is characterised in that it includes：
Glass light guide plate body, the body include a light-emitting surface；When light source light from incidence surface enter body in, from
Light-emitting surface projects；
Micro-nano structure layer, the micro-nano structure layer include polymeric layer, and the polymeric layer is located at the light-emitting surface or position
In the light-emitting surface opposite side, side of the polymeric layer away from the body is equipped with micro-nano structure, forms micro-nano structure layer；
When the micro-nano structure layer is arranged on the light-emitting surface side, light-emitting surface opposite side is equipped with reflecting layer at this time, and light is in body
Interior propagation, is projected finally by micro-nano structure, can effectively prevent light in body inner total reflection；When the micro-nano structure
Layer this with the light-emitting surface opposite side when, be equipped with reflecting layer in the side of the micro-nano structure layer away from body at this time, so lead to
Micro-nano structure layer and reflecting layer is crossed to project from light-emitting surface；Wherein, the polymeric layer can be photocuring or heat cure, institute
Micro-nano structure is stated as raised and/or sunk structure, the micro-nano structure is cylindrical mirror, lenticule, drawing pattern, CD lines, Fresnel
One or more kinds of combinations in lens.In a wherein embodiment, the glass light guide plate body and the micro-nano structure layer
Between be equipped with tack coat, that is, after micro-nano structure layer is carried out, light-emitting surface or the light-emitting surface phase is bonded in by tack coat
Offside, at this time, the micro-nano structure layer are single layer structure.
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, the glass light guide plate bulk refractive index is n1, and the polymeric layer refractive index is n2,
The tack coat refractive index is n3, wherein, the absolute value of both any differences 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 tack coat
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 tack coat
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 tack coat refractive index is n3, and the bearing bed refractive index is n4, wherein, both any differences of described n1, n2, n3 and n4
Absolute value be not more than 0.5.
In a wherein embodiment, the micro-nano structure surface is equipped with optical texture, the optical texture to be raised and/or
Sunk structure, is so setting optical texture, the light that so can preferably make is more in original micro-nano structure surface
Project, wherein, when the optical texture is sunk structure, the depth of sunk structure can be equal to the height of the micro-nano structure
Degree, it is of course possible to less than the height of the micro-nano structure.The optical texture is cylindrical mirror, lenticule, drawing pattern, CD lines, phenanthrene
One or more kinds of combinations in alunite ear lens.
Please refer to Fig.1 and Fig. 2, a kind of glass light guide plate 100, including light source 101 and glass light guide plate body 10；Institute
Stating glass light guide plate body 10 includes a light-emitting surface, and the light-emitting surface is equipped with micro-nano structure layer, and the micro-nano structure layer includes poly-
Compound layer 40 and micro-nano structure 20, the polymeric layer 40 can be heat-curable glue or optic-solidified adhesive, such as UV glue, described
Polymeric layer 40 is arranged on the light-emitting surface of the glass light guide plate body 10, and it is remote that the micro-nano structure 20 is arranged on the polymeric layer 40
From 10 side of glass light guide plate body, the micro-nano structure 20 can be bulge-structure or sunk structure, the micro-nano structure
20 be cylindrical mirror, one or more kinds of combinations in lenticule, drawing pattern, CD lines, Fresnel lens；20 table of micro-nano structure
Face is additionally provided with optical texture 30, and the micro-nano structure is trough body structure, cylindrical mirror, lenticule, drawing pattern, CD lines, Fresnel are saturating
One or more kinds of combinations in mirror, the optical texture 30 can be raised (not provided in figure) or sunk structure, such as
Rectangular channel or dovetail groove；The opposite side of 10 light-emitting surface of glass light guide plate body is equipped with reflecting layer 50, and the reflecting layer 50 can
Be directly arranged in the glass light guide plate body 10 or exist between the glass light guide plate body 10 it is certain between
Gap.It so can be very good more to project light；Certainly, the micro-nano structure layer can also be arranged on the reflecting layer 50 with
(do not provided in figure) between the glass light guide plate body 10.
Refer to Fig. 3 and Fig. 4, there is provided a kind of glass light guide plate, the optical texture on 21 surface of micro-nano structure in Fig. 3
31, use for sunk structure, and be the shape with certain radian, it is different from Fig. 2；Micro-nano structure 22 in Fig. 4 is by optics
Structure 32 is split, and at this time, the depth of optical texture 32 is equal to the height of micro-nano structure 22, it may also be said to, 32 depth of optical texture
Equal to the height of micro-nano structure 22 at the place of optical texture 32.
Referring to Fig. 5, a kind of glass light guide plate is provided, between the glass light guide plate body 10 and the micro-nano structure layer
Equipped with tack coat 60, by the fitting of micro-nano structure layer and the glass light guide plate body 10；Micro-nano structure layer and the tack coat 60
Between be also provided with bearing bed (not provided in figure).
Referring to Fig. 6, a kind of glass light guide plate provided, polymeric layer 41 are equipped with away from 10 side of glass light guide plate body
Micro-nano structure, forms micro-nano structure layer；The micro-nano structure surface of this kind of light guide plate is not provided with micro-nano structure, by tack coat 60 with
The glass light guide plate body 10 connects.
Micro-nano structure layer can be arranged on the light-emitting surface opposite side, and it is remote to be arranged on the micro-nano structure layer for reflecting layer 50 at this time
The side of the glass light guide plate body 10.
The present invention provides a kind of glass light guide plate, in light emission side using the micro-nano structure of polymer formation or using fitting
Technique makes micro-nano structure be located at light-emitting surface or light-emitting surface opposite side, so greatly enhances in the good of glass light guide plate
Rate, and according to different demands, 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
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
The all possible combination of each technical characteristic be all described, if however, contradiction is not present in the combination of these technical characteristics,
All it is considered to be the scope of this specification record.
Embodiment described above only expresses the several embodiments of the present invention, its description is more specific and detailed, but simultaneously
Therefore the limitation to the scope of the claims of the present invention cannot 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 (10)
1. a kind of glass light guide plate, it is characterised in that it includes：
Glass light guide plate body, the body include a light-emitting surface；
Micro-nano structure layer, the micro-nano structure layer include polymeric layer, and the polymeric layer is located at the light-emitting surface or positioned at institute
Light-emitting surface opposite side is stated, side of the polymeric layer away from the body is equipped with micro-nano structure, forms micro-nano structure layer.
2. glass light guide plate according to claim 1, it is characterised 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, it is characterised in that the glass light guide plate body and the micro-nano knot
Tack coat is equipped between structure layer.
4. glass light guide plate according to claim 3, it is characterised in that the glass light guide plate bulk refractive index is n1,
The polymeric layer refractive index is n2, and the tack coat refractive index is n3, wherein, both any differences of described n1, n2 and n3
Absolute value be not more than 0.5.
5. glass light guide plate according to claim 3, it is characterised in that between the micro-nano structure layer and the tack coat
Equipped with bearing bed.
6. glass light guide plate according to claim 5, it is characterised in that the glass light guide plate bulk refractive index is n1,
The polymeric layer refractive index is n2, and the tack coat refractive index is n3, and the bearing bed refractive index is n4, wherein, the n1,
The absolute value of both any differences of n2, n3 and n4 is not more than 0.5.
7. glass light guide plate according to claim 1, it is characterised 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, it is characterised in that the light-emitting surface opposite side is equipped with reflecting layer, when
When the micro-nano structure layer is located at the light-emitting surface opposite side, the reflecting layer is arranged on the micro-nano structure layer away from the body
Side.
9. glass light guide plate according to claim 1, it is characterised in that the micro-nano structure surface is equipped with optical texture,
The optical texture is raised and/or sunk structure.
10. glass light guide plate according to claim 9, it is characterised in that the optical texture for cylindrical mirror, lenticule,
One or more kinds of combinations in drawing pattern, CD lines, Fresnel lens.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810026462.9A CN107976737A (en) | 2018-01-11 | 2018-01-11 | A kind of glass light guide plate |
| CN201821051071.4U CN208477141U (en) | 2018-01-11 | 2018-07-04 | Glass light guide plate |
| CN201810722814.4A CN109031505A (en) | 2018-01-11 | 2018-07-04 | A kind of glass light guide plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810026462.9A CN107976737A (en) | 2018-01-11 | 2018-01-11 | A kind of glass light guide plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107976737A true CN107976737A (en) | 2018-05-01 |
Family
ID=62005790
Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810026462.9A Pending CN107976737A (en) | 2018-01-11 | 2018-01-11 | A kind of glass light guide plate |
| CN201810722814.4A Pending CN109031505A (en) | 2018-01-11 | 2018-07-04 | A kind of glass light guide plate |
| CN201821051071.4U Active CN208477141U (en) | 2018-01-11 | 2018-07-04 | Glass light guide plate |
Family Applications After (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810722814.4A Pending CN109031505A (en) | 2018-01-11 | 2018-07-04 | A kind of glass light guide plate |
| CN201821051071.4U Active CN208477141U (en) | 2018-01-11 | 2018-07-04 | Glass light guide plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (3) | CN107976737A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109752786A (en) * | 2017-11-03 | 2019-05-14 | 路志坚 | Light-guide device and backlight arrangement |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI475309B (en) * | 2012-11-06 | 2015-03-01 | Wistron Corp | Electronic paper display |
| 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 |
| CN108107502A (en) * | 2017-12-21 | 2018-06-01 | 吴丽莹 | A kind of glass light guide plate |
-
2018
- 2018-01-11 CN CN201810026462.9A patent/CN107976737A/en active Pending
- 2018-07-04 CN CN201810722814.4A patent/CN109031505A/en active Pending
- 2018-07-04 CN CN201821051071.4U patent/CN208477141U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109752786A (en) * | 2017-11-03 | 2019-05-14 | 路志坚 | Light-guide device and backlight arrangement |
Also Published As
| Publication number | Publication date |
|---|---|
| CN208477141U (en) | 2019-02-05 |
| CN109031505A (en) | 2018-12-18 |
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