CN209248059U - A kind of rectangular pyramid anti-dazzling film - Google Patents
A kind of rectangular pyramid anti-dazzling film Download PDFInfo
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- CN209248059U CN209248059U CN201821998086.1U CN201821998086U CN209248059U CN 209248059 U CN209248059 U CN 209248059U CN 201821998086 U CN201821998086 U CN 201821998086U CN 209248059 U CN209248059 U CN 209248059U
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Abstract
The utility model discloses a kind of rectangular pyramid anti-dazzling films, including substrate, it is characterized by: being provided with the first anti-dazzle photosphere and the second anti-dazzle photosphere in the substrate, surface both is respectively arranged with anti-dazzle micro-structure, wherein the anti-dazzle micro-structure of one layer of anti-dazzle layer surface setting includes continuously arranged multiple rectangular pyramids, the bottom edge of the two neighboring rectangular pyramid is intersected, and the bottom edge of two intersections is overlapped with intersecting lens.The utility model overcomes the shortcomings of the prior art, solves problems of the prior art, provides a kind of rectangular pyramid anti-dazzling film, can be reduced to 16 or less using the UGR value of the side entering type LED lamp of this anti-dazzling film.
Description
Technical field
The utility model relates to field of LED illumination, in particular to a kind of rectangular pyramid anti-dazzling film.
Background technique
" dazzle " is a kind of undesirable illumination phenomenon, when the brightness of light source is high or the luminance difference of background and central region
When larger, " dazzle " will be generated." dazzle " phenomenon not only influences to watch, but also all has an impact to vision health.So far,
The method that people have proposed non-comfort glare in a variety of qualitative assessment room lighting environment, most widely used surely belongs to CIE/ISO mark
Quasi- UGR (Unified Glare Rating type unified glare value) index.UGR value point 28,25,22,19,16,13,10 etc. seven
Shelves.
LED flat lamp is divided into directly-down light source flat lamp and side light source flat lamp, directly-down light source flat lamp in brightness and
Have very big advantage in terms of light efficiency, can be easy reach 4200Lm or more, but its thickness just allows some disappointed, reasons of people
It is that the LED light source of directly-down light source flat lamp is distributed overleaf, light source space will increase the thickness of flat lamp.And side light source is flat
Plate lamp LED light source is being distributed in side, and light forms a kind of uniform flat luminous effect after the light guide plate of high transparency, because
The thickness of this side light source flat lamp can achieve a millimeter rank.Meanwhile side light source flat lamp also has fashionable appearance, radiates excellent
Etc. advantage.
But as other light sources, side light source flat lamp UGR value generally in 25,22,19 these three shelves, anti-dazzle
Effect is less desirable.What the UGR value of side light source flat lamp improved generally by anti-dazzling film, how to change anti-dazzling film
Structure to reduce the UGR value of LED lamp, be a urgent problem needed to be solved.
Summary of the invention
The utility model provides a kind of rectangular pyramid anti-dazzling film, uses the UGR of the side light source flat lamp of this anti-dazzling film
Value can be reduced to 16 or less.
The utility model provides a kind of rectangular pyramid anti-dazzling film, including substrate, it is characterised in that: is arranged in the substrate
There are the first anti-dazzle photosphere and the second anti-dazzle photosphere, surface both is respectively arranged with anti-dazzle micro-structure, wherein one layer of anti-dazzle photosphere
The anti-dazzle micro-structure of surface setting includes continuously arranged multiple rectangular pyramids, and the bottom edge of the two neighboring rectangular pyramid is intersected,
And the bottom edge of two intersections is overlapped with intersecting lens；The anti-dazzle micro-structure of other one layer of anti-dazzle layer surface setting includes continuous row
Multiple lug bosses of column, the bottom edge intersection of the adjacent lug boss, the shape of the lug boss is prism, convex lens, same
The heart justifies one or more of prism, hemispherical, semielliptical shape, or has both the above shape of the two or both in aforementioned shapes
Compound shape.
The advantages of the utility model:
1, the anti-dazzling film of this patent is had the double-deck anti-dazzle photosphere, can be dropped using the UGR value of the lamps and lanterns of this anti-dazzling film
As low as 16 or less.The general anti-dazzle number of plies is more, and the effect of anti-glare is better, but simultaneously, consequent is the drop of light efficiency
It is low, and this patent has the double-deck anti-dazzle photosphere, while anti-dazzle light effect is substantially improved, light efficiency is reduced fewer, is had
The anti-dazzling film of the double-deck anti-dazzle photosphere can reach a balance of light efficiency and anti-glazing.
2, the anti-dazzle micro-structure of the anti-dazzling film of this patent, close-packed arrays between adjacent projections, adjacent projections
Bottom edge intersection, can reduce occur platform on anti-dazzling film in this way, for the flat lamp of side light source, the appearance of platform can increase light
The refraction angle of line, to reduce UGR value.It therefore, can be to avoid wide-angle using the flat lamp of the side light source of this anti-dazzling film
Light, from wide-angle use this flat lamp, imperceptible light.
3, the anti-dazzle micro-structure of the anti-dazzling film of this patent, the wide height of lug boss is all micron level, further may be used
To be 10~100 microns, since the lug boss of this range is difficult to be seen by human eye, the light of the sending of lamps and lanterns is made to seem more soft
With smooth, the presence of the imperceptible lug boss of human eye.
4, the anti-dazzling film of this patent is also provided with diffusion micro-structure, i.e. anti-dazzling film has the function of anti-dazzle
While, also there is diffusion function and prevent the suction-operated of material interlayer, it is possible to reduce the material cost and process of lamps and lanterns, together
When due to reducing an individual diffusion barrier, assembling is more convenient, does not need to align diffusion barrier and anti-dazzling film
Assembling.Further, this diffusion micro-structure can be frosted structure.
Detailed description of the invention
Fig. 1 is a preferred embodiment of the utility model.
Fig. 2 is another preferred embodiment of the utility model.
Fig. 3 is another preferred embodiment of the utility model.
Fig. 4 is the decomposition texture schematic diagram of another preferred embodiment of the utility model.
Fig. 5 is the decomposition texture schematic diagram of another preferred embodiment of the utility model.
Fig. 6 is the decomposition texture schematic diagram of another preferred embodiment of the utility model.
Fig. 7 is the decomposition texture schematic diagram of another preferred embodiment of the utility model.
Specific embodiment
Technical solutions of the utility model are described in detail in 1-2 and preferred embodiment with reference to the accompanying drawing, in which: 1,
First substrate；2, the second substrate；3, anti-dazzle micro-structure；4, micro-structure is spread；5, optical cement.
The utility model discloses a kind of anti-dazzling films to have including two layers of anti-dazzle photosphere being arranged in substrate and substrate
The anti-dazzling film of two layers of anti-dazzle photosphere can reach a balance of light efficiency and anti-glare, and reason is that the anti-dazzle number of plies is more,
The effect of anti-glare is better, but simultaneously, consequent is being greatly reduced for light efficiency, and has the anti-dazzle of two layers of anti-dazzle photosphere
Light film, while anti-dazzle light effect is substantially improved, light efficiency is reduced fewer, therefore uses the lamps and lanterns of this anti-dazzling film
UGR value can reduce to 16 or less.Meanwhile there is anti-dazzle micro-structure on the surface of every layer of anti-dazzle photosphere, anti-dazzle micro-structure includes
Continuously arranged multiple lug bosses, close-packed arrays between these lug bosses, the bottom edge intersection of adjacent projections can be reduced in this way
Occurs platform on anti-dazzling film, for the flat lamp of side light source, the appearance of platform can increase the refraction angle of light, to reduce
UGR value.Therefore using the flat lamp of the side light source of this anti-dazzling film, can make from wide-angle to avoid the light of wide-angle
With this flat lamp, imperceptible light.
It should be noted that there are many set-up modes of two layers of anti-dazzle photosphere, it can be in the two-sided upper difference of a substrate
Anti-dazzle photosphere is set, anti-dazzle photosphere can also be set in two substrates respectively, two substrates are sequentially overlapped under by upper, are formed
Enhanced anti-dazzling film.
Further, the diffusion barrier for being provided with diffusion micro-structure can be increased in the utility model, or in substrate
It is not provided with the surface setting diffusion micro-structure of anti-dazzle photosphere.The enhanced anti-dazzling film of utility model can in this way had
There is diffusion function, reduce the material cost and process of lamps and lanterns, simultaneously because reducing an individual diffusion barrier, therefore assembles more
It is convenient, it does not need to carry out contraposition assembling to diffusion barrier and anti-dazzling film.It should be noted that above-mentioned diffusion micro-structure is existing skill
Art can be such as the micro-nano structure on the optical diffusion film in patent CN1734290B there are many embodiment, be also possible to using
The micro-nano structure that diffusion mode in patent CN107030940A is made, can also be frosted structure etc., does not just have here
Body explanation.
The shape of the lug boss of the utility model can be prism, rectangular pyramid, convex lens, concentric circles prism, hemispherical,
One or more of semielliptical shape, or have both the compound shape of the above shape of the two or both in aforementioned shapes.When two
When wherein one layer of the lug boss of the anti-dazzle photosphere of layer is rectangular pyramid, the anti-dazzling film has the effect of preferably anti-glare.
It should be noted that it is all micron level that the height of lug boss is wide, it may further be 10~100 microns, due to this
The lug boss of a range is difficult to be seen by human eye, so that the light of the sending of lamps and lanterns is seemed softer, smooth, human eye is imperceptible convex
The presence in the portion of rising.
As shown in Figure 1, a preferred embodiment as the utility model, substrate is composite substrate, including the first base
Bottom 1 and the second substrate 2, the first substrate 1 and the second substrate 2 are sequentially overlapped by upper under.Two layers of anti-dazzle photosphere is separately positioned on
The upper surface of one substrate and the second substrate, two layers of anti-dazzle layer surface are respectively arranged with anti-dazzle micro-structure 3.In first substrate 1
Anti-dazzle micro-structure 3 include continuously arranged multiple hemisphericals, adjacent hemispheric bottom edge is tangent.In second substrate 2
Anti-dazzle micro-structure 3 includes continuous arrangement and multiple triangular pyramids for being parallel to each other, the bottom edge intersection of adjacent triangular pyramid.Second substrate
On 2 surfaces far from the first substrate 1, it is provided with diffusion micro-structure 4.First substrate 1 is affixed with the second substrate 2 by optical cement 5
It closes.
As shown in Fig. 2, another preferred embodiment as the utility model, two layers of anti-dazzle photosphere is arranged in the first base
Two surfaces up and down at bottom 1, two layers of anti-dazzle layer surface are respectively arranged with anti-dazzle micro-structure 3.In order to increase the effect of diffusion,
Increase by the second substrate 2, the second substrate 2 is fitted with 1 bottom of the first base by optical cement 5, and the second substrate 2 is far from the first substrate 1
Surface on be provided with diffusion micro-structure 4.
As shown in figure 3, another preferred embodiment as the utility model, two layers of anti-dazzle photosphere is arranged in a base
Two surfaces at bottom, the protrusion of the anti-dazzle micro-structure of the anti-dazzle photosphere of first layer are rectangular pyramid, between two neighboring rectangular pyramid
Bottom edge intersection, and two bottom edges intersected are overlapped with intersecting lens.The protrusion of the anti-dazzle micro-structure of the anti-dazzle photosphere of the second layer is
Hemispherical, bottom edge intersection between two neighboring hemispherical.
As shown in figure 4, another preferred embodiment as the utility model, two layers of anti-dazzle photosphere is separately positioned on two
In a substrate, two substrates are binded by optical cement.The protrusion of the anti-dazzle micro-structure of the anti-dazzle photosphere of first layer is hemispherical,
Bottom edge is intersected between two neighboring hemispherical.The protrusion of the anti-dazzle micro-structure of the anti-dazzle photosphere of the second layer is prism, adjacent
It is parallel to each other between two prisms and bottom edge is intersected, and the bottom edge of two intersections is overlapped with intersecting lens.
As shown in figure 5, another preferred embodiment as the utility model, two layers of anti-dazzle photosphere is separately positioned on two
In a substrate, two substrates are binded by optical cement.The protrusion of the anti-dazzle micro-structure of the anti-dazzle photosphere of first layer is rectangular pyramid,
Bottom edge is intersected between two neighboring rectangular pyramid, and the bottom edge of two intersections is overlapped with intersecting lens.The anti-dazzle photosphere of the second layer it is anti-dazzle
The protrusion of light micro-structure is prism, is parallel to each other between two neighboring prism and bottom edge is intersected, and the bottom of two intersections
Side is overlapped with intersecting lens.
As shown in fig. 6, another preferred embodiment as the utility model, two layers of anti-dazzle photosphere is separately positioned on two
In a substrate, two substrates are binded by optical cement.The protrusion of the anti-dazzle micro-structure of the anti-dazzle photosphere of first layer is hemispherical,
Bottom edge is intersected between two neighboring hemispherical.The protrusion of the anti-dazzle micro-structure of the anti-dazzle photosphere of the second layer is prism, adjacent
It is parallel to each other between two prisms and bottom edge is intersected, and the bottom edge of two intersections is overlapped with intersecting lens.In the second anti-dazzle photosphere
Another surface of the substrate at place is provided with diffusion micro-structure.
As shown in fig. 7, another preferred embodiment as the utility model, preferred embodiment shown in Fig. 5
On the basis of, diffusion micro-structure is increased, another table of the substrate where the second anti-dazzle photosphere is arranged in diffusion micro-structure
Face.
The above is only the preferred embodiments of the utility model, and therefore it does not limit the scope of the patent of the utility model, all
Equivalent structure or equivalent flow shift made based on the specification and figures of the utility model, is applied directly or indirectly in
Other related technical areas are also included in the patent protection scope of the utility model.
Claims (5)
1. a kind of rectangular pyramid anti-dazzling film, including substrate, it is characterised in that: be provided with the first anti-dazzle photosphere and in the substrate
Two anti-dazzle photospheres, surface both are respectively arranged with anti-dazzle micro-structure, wherein the anti-dazzle of one layer of anti-dazzle layer surface setting is micro-
Structure includes continuously arranged multiple rectangular pyramids, the bottom edge intersection of the two neighboring rectangular pyramid, and the bottom edges of two intersections with
Intersecting lens is overlapped；The anti-dazzle micro-structure of other one layer of anti-dazzle layer surface setting includes continuously arranged multiple lug bosses, phase
The bottom edge intersection of the adjacent lug boss, the shape of the lug boss are prism, convex lens, concentric circles prism, hemispherical, half
One or more of elliposoidal, or have both the compound shape of the above shape of the two or both in aforementioned shapes.
2. rectangular pyramid anti-dazzling film as described in claim 1, it is characterised in that: the substrate is double-layer structure, including first
Substrate and the second substrate, the first anti-dazzle photosphere and the second anti-dazzle photosphere are separately positioned on the same of the first substrate and the second substrate
On one surface in one direction.
3. rectangular pyramid anti-dazzling film as claimed in claim 2, it is characterised in that: the first anti-dazzle photosphere of first substrate is set
It sets on the surface close to second substrate, surface of first substrate far from second substrate, it is micro- to be provided with diffusion
Second anti-dazzle photosphere of structure or second substrate is positioned close to the surface of first substrate, and second substrate is remote
On surface from first substrate, it is provided with diffusion micro-structure.
4. rectangular pyramid anti-dazzling film as described in claim 1, it is characterised in that: the substrate be the first substrate, described first
Anti-dazzle photosphere and the second anti-dazzle photosphere are separately positioned on two surfaces up and down of the substrate.
5. rectangular pyramid anti-dazzling film as claimed in claim 4, it is characterised in that: it further include the second substrate, second substrate
It is fitted with the first substrate by optical cement, it is micro- that second substrate is provided with diffusion on the surface far from first substrate
Structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821998086.1U CN209248059U (en) | 2018-11-30 | 2018-11-30 | A kind of rectangular pyramid anti-dazzling film |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821998086.1U CN209248059U (en) | 2018-11-30 | 2018-11-30 | A kind of rectangular pyramid anti-dazzling film |
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| Publication Number | Publication Date |
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| CN209248059U true CN209248059U (en) | 2019-08-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201821998086.1U Active CN209248059U (en) | 2018-11-30 | 2018-11-30 | A kind of rectangular pyramid anti-dazzling film |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111578223A (en) * | 2020-05-22 | 2020-08-25 | 浙江亮心汽车部件有限公司 | Light-gathering signal lamp module and light-gathering lens thereof |
| CN112303533A (en) * | 2020-10-21 | 2021-02-02 | 浙江彩丞照明科技有限公司 | Anti-dazzle lighting device, manufacturing method thereof and classroom lamp |
| DE202023106266U1 (en) | 2023-10-27 | 2023-11-27 | Xiamen PVTECH Co., Ltd. | Lighting device with anti-glare cover |
-
2018
- 2018-11-30 CN CN201821998086.1U patent/CN209248059U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111578223A (en) * | 2020-05-22 | 2020-08-25 | 浙江亮心汽车部件有限公司 | Light-gathering signal lamp module and light-gathering lens thereof |
| CN112303533A (en) * | 2020-10-21 | 2021-02-02 | 浙江彩丞照明科技有限公司 | Anti-dazzle lighting device, manufacturing method thereof and classroom lamp |
| DE202023106266U1 (en) | 2023-10-27 | 2023-11-27 | Xiamen PVTECH Co., Ltd. | Lighting device with anti-glare cover |
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