CN211005219U - Light-transmitting micro-nano film - Google Patents
Light-transmitting micro-nano film Download PDFInfo
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- CN211005219U CN211005219U CN201921861278.2U CN201921861278U CN211005219U CN 211005219 U CN211005219 U CN 211005219U CN 201921861278 U CN201921861278 U CN 201921861278U CN 211005219 U CN211005219 U CN 211005219U
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Abstract
The utility model provides a light passes through and receives film a little. The light-transmitting micro-nano film comprises a substrate layer, a transparent optical removable adhesive and a micro-nano structure layer, wherein a release film is arranged at one end of the transparent optical removable adhesive, and a nano particle coating layer is arranged at one end of the micro-nano structure layer; the micro-nano structure layer is provided with a plurality of concave points and convex points in an arrangement mode, wherein at least one concave point is arranged in n convex points, and n is a positive integer greater than three; the n convex points and the at least one concave point form an optical structure area, and the micro-nano structure layer is composed of a plurality of optical structure areas. Compared with the prior art, the utility model discloses a provide light transmission and receive film formation of image a little and have high contrast, can also see like scenery behind one's back in the formation of image, can paste on arbitrary smooth surface, and big breadth application can cooperate the projector to do constantly to expand and extend, is fit for by a wide margin advertisement use and remote watching the use.
Description
Technical Field
The utility model relates to an optics phenomenon technical field especially relates to a light passes through and receives film a little.
Background
At present, transparent display technology has been rapidly developed in recent years in addition to standard display screens.
The transparent display has certain penetrability, and the information of the screen is displayed and simultaneously the transparent display is required to be organically combined with the background behind the screen. The display screen is used as an information medium to play some product information and related pictures, so that the attention of the product is greatly improved, and the lighting of a use place (such as a show window, a market and the like) is not influenced by the display screen, which has higher and higher requirements on the light permeability of the display screen.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a light is passed through and is received film a little, when guaranteeing that the observer can see display screen environment behind one's back, clearly sees the image that laser projector put in.
The technical scheme of the utility model is that: an optically transparent micro-nano film comprises a substrate layer, a transparent optical movable adhesive arranged at one end of the substrate layer, and a micro-nano structure layer arranged at the other end of the substrate layer, wherein a release film is arranged at one end of the transparent optical movable adhesive, which is far away from the micro-nano structure layer, and a nano particle coating layer is arranged at one end of the micro-nano structure layer, which is far away from the transparent optical movable adhesive; the micro-nano structure layer is provided with a plurality of concave points and convex points in an arrangement mode, wherein at least one concave point is arranged in n convex points, and n is a positive integer greater than three; the n convex points and the at least one concave point form an optical structure area, and the micro-nano structure layer is composed of a plurality of optical structure areas.
According to the scheme, the micro-nano structure layer is arranged, and the structural forms of the plurality of convex points and the concave points of the micro-nano structure layer can effectively adjust parameters such as wave front, wave spectrum, wave vector, polarization and energy flow of light waves, so that an observer can see the environment behind the display screen and see the image projected by the laser projector clearly.
Preferably, the orthographic projection of the optical structure area is a regular polygon.
Preferably, the pits in each of said optical structure areas are located on the optical structure area with the regular polygon center offset to one side.
Preferably, in each optical structure region, n convex points and one concave point form a pyramid structure.
Preferably, the pyramid structure is formed by a plurality of triangular faces with equal faces or unequal faces.
Preferably, in each optical structure region, n bumps are arranged at the periphery of one pit, and two adjacent optical structure regions share one side bump.
Preferably, the thickness of the substrate layer is between 10 and 200 microns.
Preferably, a nanoparticle layer is coated on the outer layer of the micro-nano structure layer.
Compared with the prior art, the utility model discloses a following beneficial effect: the light-transmitting micro-nano film imaging has high contrast, can also see scenery behind the image while imaging, can be stuck on any smooth surface, can be continuously extended by matching with a projector in large-breadth application, and is suitable for large-breadth advertisement use and remote watching use.
Drawings
Fig. 1 is a schematic structural view of a light-transmitting micro-nano film provided by the present invention;
fig. 2 is a schematic structural diagram of a micro-nano structure layer in the light-transmitting micro-nano film.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments. It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict. For convenience of description, the words "upper", "lower", "left" and "right" in the following description are used only to indicate the correspondence between the upper, lower, left and right directions of the drawings themselves, and do not limit the structure.
As shown in fig. 1-2, the utility model provides a pair of light passes through and receives film a little includes substrate layer 1, locates the transparent optics of 1 one end of substrate layer can move gluey 2 locates the micro-nano structural layer 3 of the 1 other end of substrate layer transparent optics can move gluey 2 and keep away from the one end of micro-nano structural layer 3 and be equipped with from type membrane 4 the one end that transparent optics can move gluey 2 is kept away from to micro-nano structural layer 3 is equipped with nano-particle coating 5.
The substrate layer 1 is formed by processing one or a combination of transparent polymer materials such as PVC, PET, PC and the like.
PVC (polyvinyl chloride), polyvinyl chloride, and initiators such as peroxides and azo compounds; or a polymer polymerized by a free radical polymerization mechanism under the action of light and heat.
PET (polyethylene terephthalate), polyethylene terephthalate, prepared by exchanging dimethyl terephthalate with ethylene glycol or esterifying terephthalic acid with ethylene glycol to synthesize dihydroxy ethyl terephthalate, and then performing polycondensation reaction. Belongs to crystalline saturated polyester, is milk white or light yellow and highly crystalline polymer, and has smooth and glossy surface.
PC (polycarbonate) PC, a polycarbonate plastic, is an amorphous polymer that becomes a transparent glass upon melting and cooling, and has excellent optical and mechanical properties.
The materials have the characteristics of high transparency, capability of blocking ultraviolet rays and good glossiness.
The thickness of the substrate layer 1 is 10-200 microns. If PET is used, its thickness is 150 microns.
The transparent optical removable adhesive 2 is a preformed adhesive tape, is a high-transparency adhesive with certain flexibility, and is conveniently attached to carriers such as large-sized glass and the like.
The micro-nano structure layers 3 are manufactured on the substrate layer 1 through a nano-imprinting method, so that the light propagation direction can be effectively managed, the interference of interference light ambient light irradiating a screen is effectively shielded, the probability that the propagation is only to the eyes of an observer is not reduced, and the intensity of a projected image is relatively increased. And a nano particle layer is coated on the outer layer of the micro-nano structure layer.
A plurality of convex points 32 and concave points 33 are arranged on the upper row, wherein at least one concave point 33 is arranged in the n convex points 32, and n is a positive integer larger than three. In this embodiment n is 4. The micro-nano structure layer 3 is composed of a plurality of optical structure areas 31, wherein the optical structure areas 31 are formed by 4 convex points 32 and one concave point 33.
As shown in fig. 2, the orthographic projection of the optical structure region 31 is a regular polygon. In each of the optical structure regions, n bumps 32 and one pit 33 form a pyramid structure. The pyramid structure is composed of four triangular surfaces with unequal surfaces. In other embodiments, the pyramid structure may also be composed of four or more or less than four equal or unequal triangular faces.
The pits 33 in each of the optical structure areas 31 are located on the regular polygon center of the optical structure area 31 offset to one side. In this embodiment, it is offset to the left in fig. 2. In each of the optical structure regions 31, 4 bumps 32 and one pit 33 form a pyramid structure. The pyramid-shaped offset structure can ensure that the micro-nano structure layer has better light transmission and can clearly see the image projected on the micro-nano structure layer by the laser projector.
In each optical structure area 31, 4 bumps 32 are arranged on the periphery of one pit 33, and two adjacent optical structure areas 31 share one side bump 32.
The nano-particle coating layer 5 is internally provided with a plurality of layers of nano-particles with coating structures, and the nano-particles can absorb and scatter light with specific wavelength. The nano-particle coating layer has selective scattering and refraction effects on incident light with the wavelength of approximately 650nm, 530nm and 450 nm.
The utility model provides a manufacturing approach of light-transmitting micro-nano film, including following step:
and step S1, processing the substrate layer, wherein the substrate layer is processed by adopting any one or combination of PVC, PET and PC.
And step S2, processing the micro-nano structure layer, and manufacturing the micro-nano structure layer on the surface of the substrate layer completed in the step I by using a nano-imprinting method. The nano-imprinting method is a thermal imprinting method of heating and pressurizing or an ultraviolet forming method of ultraviolet radiation curing. The nanoimprint method is to imprint a plurality of pyramid-shaped optical structure areas on the surface of a substrate layer through a special mold.
And step S3, processing a nano-particle coating layer, and coating a nano-particle coating layer on the micro-nano structure layer completed in the step two by using a spraying or roll coating method to form the nano-particle coating layer. The nano-particle coating comprises a nano-particle material and a polymer material, wherein the polymer material is hot air drying polymer paint or ultraviolet radiation curing. The nano-particle material is a multi-layer coating structure nano-particle material which is a metal oxide and/or a semiconductor oxide. The nanoparticles have the function of absorbing and scattering light waves of a specific wavelength.
In this embodiment, the nanoparticles are coated with any two or three of silicon dioxide, titanium dioxide and silver, and the composite material has a high response value to red (650nm) green (530nm) blue (450nm) of image light waves delivered by a projector, and basically does not absorb and scatter other stray light in the environment.
And step S4, coating transparent optical removable adhesive on the other end of the substrate layer far away from the micro-nano structure layer, and compounding a release film.
And step S5, finishing the processing of the light-transmitting micro-nano film.
The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention are used in the specification and the attached drawings, or directly or indirectly applied to other related technical fields, and the same principle is included in the protection scope of the present invention.
Claims (8)
1. The light-transmitting micro-nano film is characterized by comprising a substrate layer, a transparent optical movable adhesive arranged at one end of the substrate layer and a micro-nano structure layer arranged at the other end of the substrate layer, wherein a release film is arranged at one end, away from the micro-nano structure layer, of the transparent optical movable adhesive, and a nano particle coating layer is arranged at one end, away from the transparent optical movable adhesive, of the micro-nano structure layer; the micro-nano structure layer is provided with a plurality of concave points and convex points in an arrangement mode, wherein at least one concave point is arranged in n convex points, and n is a positive integer greater than three; the n convex points and the at least one concave point form an optical structure area, and the micro-nano structure layer is composed of a plurality of optical structure areas.
2. The optically transmissive micro-nano film according to claim 1, wherein the orthographic projection of the optical structure region is a regular polygon.
3. The optically transparent micro-nano film according to claim 2, wherein the concave point in each optical structure region is located on the center of the regular polygon of the optical structure region and is offset to one side.
4. The optically transparent micro-nano film according to claim 1 or 3, wherein in each optical structure region, n convex points and one concave point form a pyramid structure.
5. The optically transparent micro-nano film according to claim 4, wherein the pyramid structure is composed of a plurality of triangular faces with equal or unequal faces.
6. The light-transmitting micro-nano film according to claim 1, wherein in each optical structure area, n convex points are arranged at the periphery of one concave point, and two adjacent optical structure areas share one side convex point.
7. The light-transmitting micro-nano film according to claim 1, wherein the thickness of the substrate layer is 10-200 microns.
8. The light-transmitting micro-nano film according to claim 1, wherein a nano particle layer is coated on the outer layer of the micro-nano structure layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921861278.2U CN211005219U (en) | 2019-10-31 | 2019-10-31 | Light-transmitting micro-nano film |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201921861278.2U CN211005219U (en) | 2019-10-31 | 2019-10-31 | Light-transmitting micro-nano film |
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| CN211005219U true CN211005219U (en) | 2020-07-14 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110698996A (en) * | 2019-10-31 | 2020-01-17 | 广州市恒晋新材料科技有限公司 | Light-transmitting micro-nano film and manufacturing method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110698996A (en) * | 2019-10-31 | 2020-01-17 | 广州市恒晋新材料科技有限公司 | Light-transmitting micro-nano film and manufacturing method thereof |
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Address after: 510000 floors 2 and 3, building 5, No. 10, Yongsheng Road, Guangzhou Economic and Technological Development Zone, Guangzhou, Guangdong (self declaration) Patentee after: Guangzhou Baoli New Material Technology Co.,Ltd. Address before: 510000 floors 2 and 3, building 5, No. 10, Yongsheng Road, Guangzhou Economic and Technological Development Zone, Guangzhou, Guangdong (self declaration) Patentee before: Guangzhou Hengjin New Material Technology Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |