CN218115338U - Wear-resisting high printing opacity lens protection film and lens protection architecture - Google Patents
Wear-resisting high printing opacity lens protection film and lens protection architecture Download PDFInfo
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- CN218115338U CN218115338U CN202222319410.5U CN202222319410U CN218115338U CN 218115338 U CN218115338 U CN 218115338U CN 202222319410 U CN202222319410 U CN 202222319410U CN 218115338 U CN218115338 U CN 218115338U
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Abstract
The utility model discloses a wear-resisting high printing opacity lens protection film, including the substrate layer, the substrate layer includes first surface and second surface along the thickness direction, and the first surface is provided with first wear-resisting sclerosis inlayer, and the second surface is provided with the wear-resisting sclerosis inlayer of second, and the surface of first wear-resisting sclerosis inlayer and/or the wear-resisting sclerosis inlayer of second is provided with the wear-resisting top layer of sclerosis, and the refracting index of first wear-resisting sclerosis inlayer and the wear-resisting sclerosis inlayer of second all is greater than the refracting index on the wear-resisting top layer of sclerosis. This wear-resisting high printing opacity lens protection film is rational in infrastructure, and the first wear-resisting sclerosis inlayer and the wear-resisting sclerosis inlayer of second that substrate layer two surfaces set up respectively improve the wearability of printing opacity membrane, further improve the wearability of printing opacity membrane through the wear-resisting top layer of sclerosis, and improve the light transmissivity of printing opacity membrane with the combination of first wear-resisting sclerosis inlayer and/or the wear-resisting sclerosis inlayer of second.
Description
Technical Field
The utility model belongs to the technical field of the technique of blooming and specifically relates to a wear-resisting high printing opacity lens protection film and lens protection architecture are related to.
Background
With the technical development of electronic products, people have higher and higher requirements on the performance of the electronic products and the functions of the electronic products. Among them, the requirements for the pixels and precision performance of the camera of the tablet and the mobile phone are increased. Especially, need the protection film in camera lens production, the protection film can also avoid the product to reduce or contact dust pollution scheduling problem because of rubbing the qualification rate in the capability test in-process, then the protection film should possess high luminousness and resistant characteristics of rubbing, and then reduces camera lens optical property test's error and guarantees the quality of camera.
Therefore, there is a need for an improvement of the protective film in the prior art.
SUMMERY OF THE UTILITY MODEL
The utility model discloses an one of the purpose lies in overcoming the defect that exists among the prior art, provides a wear-resisting high printing opacity lens protection film, and the wearability of printing opacity membrane is improved to first wear-resisting sclerosis inlayer and the wear-resisting sclerosis inlayer of second, further improves the wearability of printing opacity membrane through the wear-resisting top layer of sclerosis, and improves the light transmissivity of printing opacity membrane with the combination of first wear-resisting sclerosis inlayer and/or the wear-resisting sclerosis inlayer of second.
In order to realize the technical effects, the utility model adopts the technical scheme that: the utility model provides a wear-resisting high printing opacity lens protection film, includes the substrate layer, the substrate layer includes first surface and second surface along the thickness direction, the first surface is provided with first wear-resisting sclerosis inlayer, the second surface is provided with the wear-resisting sclerosis inlayer of second, the surface of first wear-resisting sclerosis inlayer and/or the wear-resisting sclerosis inlayer of second is provided with the wear-resisting top layer of sclerosis, the refracting index of first wear-resisting sclerosis inlayer and the wear-resisting sclerosis inlayer of second all is greater than the refracting index on the wear-resisting top layer of sclerosis.
The optimized technical scheme is that the hardened wear-resistant surface layer comprises a first hardened wear-resistant surface layer and a second hardened wear-resistant surface layer, the first hardened wear-resistant surface layer is connected with the first wear-resistant hardened inner layer, and the second hardened wear-resistant surface layer is connected with the second wear-resistant hardened inner layer.
The preferable technical scheme is that the refractive index of the first wear-resistant hardened inner layer is greater than or equal to that of the second wear-resistant hardened inner layer.
The preferable technical scheme is that the refractive index of the first hardened wear-resistant surface layer is less than or equal to that of the second hardened wear-resistant surface layer.
The preferable technical scheme is that the layer thickness of the first hardened wear-resistant surface layer and/or the second hardened wear-resistant surface layer is 95 to 105nm.
The preferable technical scheme is that the layer thickness of the first wear-resistant hardened inner layer and/or the second wear-resistant hardened inner layer is 0.5 to 2 mu m.
The preferable technical scheme is that the substrate layer is a PET transparent substrate, and the layer thickness of the substrate layer is 50-100 mu m.
The utility model discloses a defect that exists among the prior art is overcome to second purpose, provides a lens protection architecture, including lens and foretell wear-resisting high printing opacity lens protection film, the protective film lid is located the surface of lens.
The preferable technical scheme is that the protective film is connected with the lens through the hardened wear-resistant surface layer.
Preferably, the first wear-resistant hardened inner layer or the second wear-resistant hardened inner layer is connected with the lens.
The utility model has the advantages and the beneficial effects that:
this wear-resisting high printing opacity lens protection film is rational in infrastructure, and the wear resistance of printing opacity membrane is improved to first wear-resisting sclerosis inlayer and the wear-resisting sclerosis inlayer of second that the substrate layer two surfaces set up respectively, further improves the wear resistance of printing opacity membrane through the wear-resisting top layer of sclerosis, and improves the light transmissivity of printing opacity membrane with the combination of first wear-resisting sclerosis inlayer and/or the wear-resisting sclerosis inlayer of second.
Drawings
Fig. 1 is a schematic structural view of a wear-resistant high-transmittance lens protective film according to embodiment 1 of the present invention;
fig. 2 is a schematic view of a lens protection structure according to embodiment 1 of the present invention;
fig. 3 is a schematic view of a lens protection structure according to embodiment 2 of the present invention;
fig. 4 is a schematic structural view of a wear-resistant high-transmittance lens protective film according to embodiment 3 of the present invention;
fig. 5 is a schematic view of a lens protection structure according to embodiment 3 of the present invention;
fig. 6 is a schematic view of a lens protection structure according to embodiment 4 of the present invention.
In the figure: 1. a substrate layer; 3. hardening the wear-resistant surface layer; 4. a lens; 21. a first wear resistant hardened inner layer; 22. a second wear resistant hardened inner layer; 31. a first hardened wear resistant surface layer; 32. and a second hardened wear resistant surface layer.
Detailed Description
The following description will further describe embodiments of the present invention with reference to the accompanying drawings and examples. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.
In the description of the present invention, it is to be understood that the terms "first", "second", and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature.
A first wear-resistant hardened inner layer
The hardening liquid with the solid content of 30-35% is coated on the surface of the base material layer, and is dried in a circulating oven at 60 ℃,75 ℃,85 ℃,90 ℃ and 80 ℃ and then cured by irradiation of ultraviolet light of 480-550mJ/cm.
The refractive index of the first wear-resistant hardened inner layer is 1.65 to 1.72.
The thickness of the first wear-resistant hardened inner layer is 0.8 to 2 mu m.
Second wear-resistant hardened inner layer
The method comprises the following steps: the hardening liquid containing acrylic resin has a solid content of 35-40% and is prepared by drying and curing in a circulating oven at 60 ℃,75 ℃,85 ℃,90 ℃ and 80 ℃.
The second method comprises the following steps: curing liquid with solid content of 30-35% is coated on the surface of the base material layer, and is dried in a circulating oven at 60 ℃,75 ℃,85 ℃,90 ℃ and 80 ℃ and then is prepared by irradiation and curing of the curing liquid through ultraviolet light of 480-550mJ/cm.
The refractive index of the second wear-resistant hardened inner layer is 1.45 to 1.55.
The thickness of the second wear-resistant hardened inner layer is 0.5 to 1.5 mu m.
First hardened wear resistant surface layer
The hardening liquid with the solid content of 2-5% is coated on the surface of the first wear-resistant hardened inner layer, contains 0.5-1.5% of silicon dioxide particles, has the particle size of 50-90nm, and is prepared by drying in a circulating oven at 60 ℃,70 ℃,85 ℃,110 ℃ and 90 ℃ and then curing through ultraviolet irradiation of 480-550mJ/cm.
The refractive index of the first hardened wear-resistant surface layer is 1.2 to 1.42.
The thickness of the first hardened wear-resistant surface layer is 80 to 105nm.
Second hardened wear resistant surface layer
The hardening liquid with solid content of 3-6% is coated on the surface of the first wear-resistant hardening inner layer, contains 0.5-1.5% of silicon dioxide particles, has the particle size of 50-90nm, and is prepared by drying in a circulating oven at 60 ℃,70 ℃,85 ℃,110 ℃ and 90 ℃ and then irradiating and curing by using ultraviolet light of 480-550mJ/cm.
The refractive index of the second hardened wear-resistant surface layer is 1.25 to 1.45.
The layer thickness of the second hardened wear-resistant surface layer is 80 to 100 nm.
Substrate layer
The refractive index of the PET transparent material is 1.6-1.7.
Lens protection structure
The protective film is connected with the lens through the hardened wear-resistant surface layer. Furthermore, both surfaces of the lens are connected with the first hardened wear-resistant surface layer; or both surfaces of the lens are connected with the second hardened wear-resistant surface layer, or both surfaces of the lens are connected with the two wear-resistant hardened inner layers.
The first lens protection structure: a first hardened wear-resistant surface layer/a first wear-resistant hardened inner layer/a substrate layer/a second wear-resistant hardened inner layer/a second hardened wear-resistant surface layer/a lens/a second hardened wear-resistant surface layer/a second wear-resistant hardened inner layer/a substrate layer/a first wear-resistant hardened inner layer/a first hardened wear-resistant surface layer;
a second lens protection structure: a second hardened wear-resistant surface layer/a second wear-resistant hardened inner layer/a substrate layer/a first wear-resistant hardened inner layer/a first hardened wear-resistant surface layer/a lens/a first hardened wear-resistant surface layer/a first wear-resistant hardened inner layer/a substrate layer/a second wear-resistant hardened inner layer/a second hardened wear-resistant surface layer;
a third lens protection structure: a wear hardened skin/first wear hardened inner layer/substrate layer/second wear hardened inner layer/lens/second wear hardened inner layer/substrate layer/first wear hardened inner layer/hardened wear skin layer.
Wear-resisting high printing opacity lens protection film structure that lens surface symmetry set up not only guarantees that wearability and luminousness are better.
Example 1
As shown in fig. 1 to 2, the wear-resistant high-transmittance lens protective film includes a substrate layer 1, the substrate layer 1 includes a first surface and a second surface along a thickness direction, the first surface is provided with a first wear-resistant hardened inner layer 21, the second surface is provided with a second wear-resistant hardened inner layer 22, the outer surfaces of the first wear-resistant hardened inner layer 21 and the second wear-resistant hardened inner layer 22 are both provided with a hardened wear-resistant surface layer 3, and the refractive indexes of the first wear-resistant hardened inner layer 21 and the second wear-resistant hardened inner layer 22 are both greater than the refractive index of the hardened wear-resistant surface layer 3.
The hardened wear-resistant surface layer 3 comprises a first hardened wear-resistant surface layer 31 and a second hardened wear-resistant surface layer 32, the first hardened wear-resistant surface layer 31 is connected with the first wear-resistant hardened inner layer 21, and the second hardened wear-resistant surface layer 32 is connected with the second wear-resistant hardened inner layer 22.
The refractive index of the first wear-resistant hardened inner layer 21 is greater than the refractive index of the second wear-resistant hardened inner layer 22, the refractive index of the first wear-resistant hardened inner layer 21 is 1.67, and the refractive index of the second wear-resistant hardened inner layer 22 is 1.5.
The refractive index of the first hardened wear resistant surface 31 is less than the refractive index of the second hardened wear resistant surface 32, the refractive index of the first hardened wear resistant surface 31 is 1.25, and the refractive index of the second hardened wear resistant surface 32 is 1.35.
The substrate layer 1 is a PET transparent substrate, the layer thickness of the substrate layer 1 is 55 micrometers, the layer thickness of the first wear-resistant hardened inner layer 21 is 1 micrometer, the layer thickness of the second wear-resistant hardened inner layer 22 is 1 micrometer, the layer thickness of the first hardened wear-resistant surface layer 31 is 100nm, and the layer thickness of the second hardened wear-resistant surface layer 32 is 90nm.
The lens protection structure comprises a lens 4 and the wear-resistant high-transmittance lens protection film, and the wear-resistant high-transmittance lens protection film is arranged on two surfaces of the lens 4 respectively.
The lens protection structure includes from top to bottom: first hardened wear resistant skin 31/first wear resistant hardened inner layer 21/substrate layer 1/second wear resistant hardened inner layer 22/second hardened wear resistant skin 32/lens 4/second hardened wear resistant skin 32/second wear resistant hardened inner layer 22/substrate layer 1/first wear resistant hardened inner layer 21/first hardened wear resistant skin 31.
Example 2
As shown in fig. 3, embodiment 2 is based on embodiment 1, except that the lens protection structure includes, from top to bottom: second hardened wear resistant skin 32/second wear resistant hardened inner layer 22/substrate layer 1/first wear resistant hardened inner layer 21/first hardened wear resistant skin 31/lens 4/first hardened wear resistant skin 31/first wear resistant hardened inner layer 21/substrate layer 1/second wear resistant hardened inner layer 22/second hardened wear resistant skin 32.
Example 3
As shown in fig. 4 to 5, example 3 is based on example 1, except that only the first wear-resistant hardened inner layer 21 is provided with the hardened wear-resistant surface layer 3, and the lens protection structure includes, from top to bottom: hardened wear-resistant surface layer 3/first wear-resistant hardened inner layer 21/substrate layer 1/second wear-resistant hardened inner layer 22/lens 4/second wear-resistant hardened inner layer 22/substrate layer 1/first wear-resistant hardened inner layer 21/hardened wear-resistant surface layer 3.
Example 4
As shown in fig. 6, embodiment 4 is based on embodiment 1, and is different in that the lens protection structure includes, from bottom to top, a first hardened wear-resistant surface layer 31/a first wear-resistant hardened inner layer 21/a substrate layer 1/a second wear-resistant hardened inner layer 22/a second hardened wear-resistant surface layer 32/a lens 4/a first hardened wear-resistant surface layer 31/a first wear-resistant hardened inner layer 21/a substrate layer 4/a second wear-resistant hardened inner layer 22/a second hardened wear-resistant surface layer 32.
Performance testing instrument
1. Haze: NDH2000N haze meter;
2. light transmittance: NDH2000N haze meter;
3. wear resistance: model P-228;
4. hardness: a hardness tester DDQ-X3;
5. reflectance ratio: spectrocolorimeter Color Quest XE.
The properties of the hardened wear resistant surface layer are as follows:
the surface layer satisfies the following conditions: the wear resistance is 300g/10 times, and no scratch is caused; the hardness is more than or equal to 500g/H; the reflectivity is less than or equal to 0.6 percent.
The properties of the first wear resistant hardened inner layer and the second wear resistant hardened inner layer are as follows:
the wear-resistant hardened inner layer meets the following conditions: the wear resistance is 2000g/10 times, and no scratch is caused; the hardness is more than or equal to 750g/H.
The performance of the lens protection structure is as follows:
preferred lens protection structures meet the conditions: the haze is less than or equal to 0.5 percent; the light transmittance is more than or equal to 96 percent.
The next lens protection structure satisfies the following conditions: the haze is less than or equal to 1 percent; the light transmittance is more than or equal to 95 percent.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the technical principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.
Claims (10)
1. The utility model provides a wear-resisting high printing opacity lens protection film, includes substrate layer (1), its characterized in that, substrate layer (1) includes first surface and second surface along the thickness direction, the first surface is provided with first wear-resisting sclerosis inlayer (21), the second surface is provided with wear-resisting sclerosis inlayer (22) of second, the surface of first wear-resisting sclerosis inlayer (21) and/or wear-resisting sclerosis inlayer of second (22) is provided with the wear-resisting top layer of sclerosis (3), the refracting index of first wear-resisting sclerosis inlayer (21) and wear-resisting sclerosis inlayer of second (22) all is greater than the refracting index of the wear-resisting top layer of sclerosis (3).
2. The abrasion-resistant high-transmission lens protective film according to claim 1, wherein the hardened abrasion-resistant surface layer (3) comprises a first hardened abrasion-resistant surface layer (31) and a second hardened abrasion-resistant surface layer (32), the first hardened abrasion-resistant surface layer (31) being connected with the first abrasion-resistant hardened inner layer (21), and the second hardened abrasion-resistant surface layer (32) being connected with the second abrasion-resistant hardened inner layer (22).
3. The abrasion-resistant high-transmission lens protective film according to claim 1 or 2, wherein the refractive index of the first abrasion-resistant hardened inner layer (21) is equal to or greater than the refractive index of the second abrasion-resistant hardened inner layer (22).
4. The abrasion-resistant high-transmission lens protective film according to claim 2, wherein the refractive index of the first hardened abrasion-resistant surface layer (31) is equal to or less than the refractive index of the second hardened abrasion-resistant surface layer (32).
5. The wear-resistant high-light-transmission lens protective film according to claim 2 or 4, wherein the layer thickness of the first hardened wear-resistant surface layer (31) and/or the second hardened wear-resistant surface layer (32) is 95 to 105nm.
6. The wear-resistant high-transmittance lens protective film according to claim 1, wherein the layer thickness of the first wear-resistant hardened inner layer (21) and/or the second wear-resistant hardened inner layer (22) is 0.5 to 2 μm.
7. The wear-resistant high-transmittance lens protective film according to claim 1, wherein the substrate layer (1) is a PET transparent substrate, and the layer thickness of the substrate layer (1) is 50-100 μm.
8. A lens protection structure is characterized by comprising a lens (4) and the wear-resistant high-transmittance lens protection film according to any one of claims 1 to 7, wherein the protection film is arranged on the surface of the lens (4) in a covering mode.
9. Lens protection structure as claimed in claim 8, characterized in that said protective film is connected to said lens (4) by said hardened wear-resistant surface layer (3).
10. Lens protection structure as claimed in claim 8, characterized in that said first wear-resistant hardened inner layer (21) or second wear-resistant hardened inner layer (22) is connected with said lens (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222319410.5U CN218115338U (en) | 2022-09-01 | 2022-09-01 | Wear-resisting high printing opacity lens protection film and lens protection architecture |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222319410.5U CN218115338U (en) | 2022-09-01 | 2022-09-01 | Wear-resisting high printing opacity lens protection film and lens protection architecture |
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| CN218115338U true CN218115338U (en) | 2022-12-23 |
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