CN104181993B - A kind of eyeshield display screen and anti-blue raster shape film - Google Patents
A kind of eyeshield display screen and anti-blue raster shape film Download PDFInfo
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- CN104181993B CN104181993B CN201410407372.6A CN201410407372A CN104181993B CN 104181993 B CN104181993 B CN 104181993B CN 201410407372 A CN201410407372 A CN 201410407372A CN 104181993 B CN104181993 B CN 104181993B
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Abstract
The invention discloses a kind of eyeshield display screen and anti-blue raster shape film, display screen includes a display layer and passes through a cover-plate glass of the photosynthetic gluing together in the display layer surface, the surface of the cover-plate glass between the cover-plate glass and the photosynthetic glue is provided with one layer of anti-blue raster shape film, the anti-blue raster shape film includes interval on the prism that the bottom and multiple tracks for connecting the cover-plate glass is clouded on the bottom, the prism and is laid with many gate shape projections.By making one layer of anti-blue raster shape film on the cover-plate glass of display screen surface, utilize the grid shape projection on the prism and prism of anti-blue raster shape film, on the one hand some blue light in visible ray is filtered, reduce the permeability of blue light, it is to avoid blue light damages eyes, on the other hand, prism and grid shape projection constitute the function of prismatic lens and scattering sheet simultaneously, with preferably astigmatism and screening flaw ability, the injury of the optics taste due to filtering blue light and causing is compensate for, the display effect of display screen is not influenceed.
Description
Technical field
The present invention relates to a kind of display screen, more particularly to a kind of eyeshield display screen with anti-blue raster shape film.
Background technology
Medical research shows, in the visible ray that display screen screen is sent, and wavelength is most short, most strong energy is blue light, blue
Light is as energy most strong visible ray, including indigo plant, indigo, purple light, and they penetrate cornea and enter macula area with crystalline direct projection, accelerate yellow
The cellular oxidation of spot portion, makes retinal photoreceptor cells be damaged.
Blue light is a chain reaction to the detrimental effect of retina：Because A2E in ultra-violet (UV) band and blue light region has absorption
Peak, so whether ultraviolet light or blue light can excite A2E it is discharged radical ion, increases it to retinal color
The damage effect of plain epithelium is so as to cause the atrophy of retinal pigment epithelium, then cause the death of photaesthesia cell.Photaesthesia is thin
The function of born of the same parents is that acceptor penetrates light optical signal is changed into electric signal, then is passed to and be imaged after brain by optic nerve.It is photosensitive
The death of sense cell will cause eyesight to be gradually reduced or even completely lose.
So, filter blue light protect eyes are one of display screen industry problems urgently to be resolved hurrily, at present, the side that in the market is used
Method is mainly anti-blue light protector, wears anti-blue light eyes, or blue-light device is handled etc., and these methods can all spread out
Some other problems are born, e.g., the sensitivity of brightness and the screen scraping of display screen are reduced, in-convenience in use, aberration etc..
As shown in fig.1, the blue light strength of LCD display is higher, wavelength is shorter, injures larger to human eye, and AMOLED display screens
Blue light strength is comparatively relatively low, and wavelength is longer, injures smaller to human eye, therefore we are want in framework in the basis of current product
On, the microprocessor of surface texture is carried out on the cover-plate glass of AMOLED display screens, is filtered in the case where not influenceing display effect
Fall some blue light, it is preferably minimized to the injury of human eye.
The content of the invention
The technical problems to be solved by the invention are to provide one kind in the case where not influenceing display effect, to reach reduction
Blue light energy, realizes the eyeshield display screen of eyeshield purpose.
To realize above-mentioned technique effect, the invention discloses a kind of eyeshield display screen, including a display layer and by photosynthetic
Gluing is together in a cover-plate glass of the display layer surface, the cover plate glass between the cover-plate glass and the photosynthetic glue
The surface of glass is provided with one layer of anti-blue raster shape film, and the anti-blue raster shape film includes a bottom for connecting the cover-plate glass and many
Road is clouded in interval on the prism on the bottom, the prism and is laid with many gate shape projections.
The eyeshield display screen, which is further improved, to be, the prism is in triangular prism shaped, and the lower surface of the prism is set
In the upper surface of the bottom, the upper surface of the prism forms corner angle, and the top of the corner angle of prism described in adjacent twice
Between level interval be 200nm, the grid shape projection interval is laid in the upper surface of the prism, and described in adjacent twice
Spacing between grid shape projection is 250 ± 50nm, the top of the grid shape projection to the height between the lower surface of the bottom
For 100 ± 20nm.
The present invention is as a result of above technical scheme, and making it have following beneficial effect is：By in display screen surface
Cover-plate glass on make one layer of anti-blue raster shape film, utilize the grid shape projection on the prism and prism of anti-blue raster shape film, one
Aspect filters some blue light in visible ray, reduces the permeability of blue light, it is to avoid blue light damages eyes, on the other hand, prism and
Grid shape projection constitutes the function of prismatic lens and scattering sheet simultaneously, with preferably astigmatism and screening flaw ability, compensate for due to filter
The injury for the optics taste fallen blue light and caused, the display effect of display screen is not influenceed.
The eyeshield display screen, which is further improved, to be, is adjusted by adjusting the angular dimension of corner angle of the prism
Difference in height between the prism, so as to adjust refractive index and permeability of the prism to blue light.
The eyeshield display screen, which is further improved, to be, the anti-blue raster shape film is made using PET materials.Cover plate glass
Refractive index between the anti-blue raster shape film three of glass, photosynthetic glue and PET materials is suitable, it is possible to ignore anti-blue raster shape film
Influence to reflectivity, the display effect of display screen is not influenceed.
The eyeshield display screen, which is further improved, to be, the eyeshield display screen also includes a touch layer, the touch
Layer is by photosynthetic gluing together between the display layer and the cover-plate glass, and the bottom of the anti-blue raster shape film is formed at institute
State on cover-plate glass, the prism and grid shape projection of the anti-blue raster shape film are by photosynthetic gluing together on the touch layer.
The eyeshield display screen, which is further improved, to be, the eyeshield display screen is AMOLED display screens.
The invention also discloses a kind of anti-blue raster shape film, it is characterised in that：The anti-blue raster shape film includes a bottom
And multiple tracks is clouded in interval on the prism on the bottom, the prism and is laid with many gate shape projections.
The anti-blue raster shape film, which is further improved, to be, the prism is in triangular prism shaped, the lower surface of the prism
Located at the upper surface of the bottom, the upper surface of the prism forms corner angle, and the top of the corner angle of prism described in adjacent twice
Level interval between portion is 200nm, and the grid shape projection interval is laid in the upper surface of the prism, and adjacent twice institute
It is 250 ± 50nm to state spacing between grid shape projection, the top of the grid shape projection to the height between the lower surface of the bottom
Spend for 100 ± 20nm.
Brief description of the drawings
Fig. 1 is the general measurement figure of blue light strength screen of existing LCD display and AMOLED display screens.
Fig. 2 is the structural representation of eyeshield display screen of the present invention.
Fig. 3 is the dimensional structure diagram of anti-blue raster shape film of the invention.
Fig. 4 is the planar structure schematic diagram of anti-blue raster shape film of the invention.
Embodiment
Below in conjunction with the accompanying drawings and embodiment the present invention is further detailed explanation.
Referring initially to shown in Fig. 2, a kind of eyeshield display screen of the invention includes an OLED display layers 11, a touch layer successively
12 and a cover-plate glass 13, touch layer 12 is bonding on OLED display layers 11 by the photosynthetic glue 14 of OCA, and cover-plate glass 13 is further
It is bonding on again by the photosynthetic glue 14 of OCA on touch layer 12, the cover-plate glass 13 between cover-plate glass 13 and the photosynthetic glue 14 of OCA
Lower surface is formed with one layer of anti-blue raster shape film 15, for filtering some blue light in visible ray, wound of the reduction blue light to eyes
Evil.Anti- blue raster shape film 15 is made using PET materials, the anti-blue raster shape film three of cover-plate glass, photosynthetic glue and PET materials it
Between refractive index it is suitable, it is possible to ignore influence of the anti-blue raster shape film to reflectivity, ignore due to introducing anti-blue raster shape
Cause the influence to display screen display effect caused by reflectivity changes after film 15.Coordinate shown in Fig. 3 and Fig. 4, the anti-blue light
Grid shape film 15 is clouded in also to be spaced on the prism 152 on bottom 151, prism 152 including a bottom 151 and multiple tracks is laid with multiple tracks
Grid shape projection 153.Prism 152 is in triangular prism shaped, and section is in isosceles triangle, and the lower surface of prism 152 is plane, located at bottom
151 upper surface, the upper surface of prism 152 forms the corner angle with certain angle, the top of the corner angle of adjacent twice prism 152
Between level interval W be 200nm.Grid shape projection 153 is spaced the upper surface for being laid in prism 152, adjacent two gates shape projection
Spacing between 153 can influence prism 152 to the optical filtering rate of blue light, the following is the present invention to adjacent two gates shape projection 153
Between spacing the scope of application calculating, neither to be influenceed display effect, again can reduce blue light energy, protect eyes
Display screen, is specifically calculated as follows：
Utilize formula：
With
Wherein m represents level, and m is bigger, and the zone of reflections is narrower, and purity is higher, thus chroma feels higher, therefore m takes 1,
The rejection rate R=30% of blue light；
When wavelength is 380nm, half spacing between adjacent two gates shape projection 153 is △ λ=154nm, when wavelength is
During 440nm, half spacing between adjacent two gates shape projection 153 is △ λ=179nm, the rejection rate R=70% of blue light；
When wavelength is 380nm, half spacing between adjacent two gates shape projection 153 is △ λ=43nm, when wavelength is
During 440nm, half spacing between adjacent two gates shape projection 153 is △ λ=50nm, so, adjacent two gates shape projection 153 it
Between Limit Width P scopes be 100nm-358nm (two sesquialter spacing).
PET material absorption in itself and birefringence effect are examined, width P between adjacent two gates shape projection 153 is adjusted to
250±50nm.The top of grid shape projection 153 to the height between the lower surface of bottom 151 is 100 ± 20nm.And it can lead to
Overregulate the angle, θ 1 of the corner angle of prism 15, θ 2 size to adjust the difference in height between adjacent twice prism 15, form height
Spaced prism 15, further adjusts refractive index and permeability of the prism 15 to blue light, is not influenceing display to imitate to reach
In the case of fruit, blue light energy is reduced, eyeshield purpose is realized.The eyeshield display screen of the present invention passes through the cover plate in display screen surface
One layer of anti-blue raster shape film is made on glass, using the grid shape projection on the prism and prism of anti-blue raster shape film, is on the one hand filtered
Fall some blue light in visible ray, reduce the permeability of blue light, it is to avoid blue light damages eyes, on the other hand, prism and grid shape are prominent
The function of constituting prismatic lens and scattering sheet simultaneously is played, with preferably astigmatism and screening flaw ability, be compensate for due to filtering blue light
And the injury of the optics taste caused, the display effect of display screen is not influenceed.
The present invention is described in detail above in association with accompanying drawing embodiment, those skilled in the art can be according to upper
State it is bright the present invention is made many variations example.Thus, some of embodiment details should not constitute limitation of the invention, this
Invention regard the scope defined using appended claims as protection scope of the present invention.
Claims (8)
1. a kind of eyeshield display screen, including a display layer and pass through a cover plate glass of the photosynthetic gluing together in the display layer surface
Glass, it is characterised in that：The surface of the cover-plate glass between the cover-plate glass and the photosynthetic glue is provided with one layer of anti-indigo plant
Grating shape film, the bottom and multiple tracks that the anti-blue raster shape film includes a connection cover-plate glass is clouded on the bottom
Prism；Wherein, the upper surface interval on the prism is laid with many gate shape projections, and grid shape projection described in adjacent twice it
Between spacing be 250 ± 50nm, the top of the grid shape projection to the height between the lower surface of the bottom is 100 ±
20nm。
2. eyeshield display screen as claimed in claim 1, it is characterised in that：The prism is in triangular prism shaped, under the prism
Surface is located at the upper surface of the bottom, and the upper surface of the prism forms corner angle, and the corner angle of prism described in adjacent twice
Top between level interval be 200nm.
3. eyeshield display screen as claimed in claim 2, it is characterised in that：By the angular dimension for the corner angle for adjusting the prism
To adjust the difference in height between the prism, so as to adjust refractive index and permeability of the prism to blue light.
4. such as eyeshield display screen according to any one of claims 1 to 3, it is characterised in that：The anti-blue raster shape film is used
PET materials make.
5. eyeshield display screen as claimed in claim 4, it is characterised in that：The eyeshield display screen also includes a touch layer, institute
Touch layer is stated by photosynthetic gluing together between the display layer and the cover-plate glass, the bottom shape of the anti-blue raster shape film
Described in Cheng Yu on cover-plate glass, the prism and grid shape projection of the anti-blue raster shape film are by photosynthetic gluing together in the touch layer
On.
6. eyeshield display screen as claimed in claim 1, it is characterised in that：The eyeshield display screen is AMOLED display screens.
7. a kind of anti-blue raster shape film, it is characterised in that：The anti-blue raster shape film is clouded in described including a bottom and multiple tracks
Upper surface interval on prism on bottom, the prism is laid with many gate shape projections, and grid shape described in adjacent twice is prominent
Spacing between rising is 250 ± 50nm, the top of the grid shape projection to the height between the lower surface of the bottom is 100 ±
20nm。
8. anti-blue raster shape film as claimed in claim 7, it is characterised in that：The prism in triangular prism shaped, the prism
Lower surface is located at the upper surface of the bottom, and the upper surface of the prism forms corner angle, and the rib of prism described in adjacent twice
Level interval between the top at angle is 200nm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410407372.6A CN104181993B (en) | 2014-08-19 | 2014-08-19 | A kind of eyeshield display screen and anti-blue raster shape film |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410407372.6A CN104181993B (en) | 2014-08-19 | 2014-08-19 | A kind of eyeshield display screen and anti-blue raster shape film |
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| CN104181993A CN104181993A (en) | 2014-12-03 |
| CN104181993B true CN104181993B (en) | 2017-08-25 |
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| CN201410407372.6A Active CN104181993B (en) | 2014-08-19 | 2014-08-19 | A kind of eyeshield display screen and anti-blue raster shape film |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105869525A (en) * | 2016-06-25 | 2016-08-17 | 北京方瑞博石数字技术有限公司 | Eye-protective display screen |
| CN108802879B (en) * | 2017-04-27 | 2020-08-11 | 清华大学 | Preparation method of pine-tree-shaped metal nano grating |
| CN107477321A (en) * | 2017-09-25 | 2017-12-15 | 南京宝丽晶电子科技有限公司 | A kind of multifunctional flat display screen fixing device |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101889220A (en) * | 2007-12-07 | 2010-11-17 | 3M创新有限公司 | Microreplicated films having diffractive features on macro-scale features |
| CN203589073U (en) * | 2013-09-30 | 2014-05-07 | 潘兴华 | Blue ray-resistant LED light source |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7482186B2 (en) * | 2006-04-07 | 2009-01-27 | Chunghwa Picture Tubes, Ltd. | Method for fabricating active matrix organic light emitting diode display device and structure of such device |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101889220A (en) * | 2007-12-07 | 2010-11-17 | 3M创新有限公司 | Microreplicated films having diffractive features on macro-scale features |
| CN203589073U (en) * | 2013-09-30 | 2014-05-07 | 潘兴华 | Blue ray-resistant LED light source |
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Address after: 201506, No. nine, No. 1568, Jinshan Industrial Zone, Shanghai, Jinshan District Patentee after: Shanghai Hehui optoelectronic Co., Ltd Address before: 201508, building two, building 100, 1, Jinshan Industrial Road, 208, Shanghai, Jinshan District Patentee before: EverDisplay Optronics (Shanghai) Ltd. |
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