Anti-ultraviolet imaging optical lens

Abstract

The utility model relates to the technical field of optical lenses, discloses an anti-ultraviolet imaging optical lens, and solves the problems that a conventional anti-ultraviolet lens is simple in structure, has limited absorption and reflection effects on ultraviolet rays and cannot play a role in protecting eyeballs. The upper side of the lens strengthening layer is coated with the ultraviolet reflection layer, the upper side of the ultraviolet reflection layer is coated with the ultraviolet absorption layer, the upper side of the ultraviolet absorption layer is coated with the lens protection layer, the lens strengthening layer improves the overall hardness of the lens, and the ultraviolet reflection layer refracts ultraviolet rays; the ultraviolet absorption layer absorbs transmitted ultraviolet rays to a certain degree, and the lens protection layer protects the surfaces of the lenses from being scratched easily.

Description

TECHNICAL FIELD

[0001] The utility model relates to optical lens technical field, concretely is a kind of anti ultraviolet light imaging optical lens. BACKGROUND

[0002] Ultraviolet can directly damage corneal epithelial cells, affect the normal metabolism and function of cells, ultraviolet can stimulate free radical production in the lens, cause oxidative stress response, long-term oxidative damage can lead to lens protein denaturation, opacity, form cataract, ultraviolet can directly damage retinal photoreceptor cells, pigment epithelial cells etc., affect the normal function of retina, in order to reduce the damage of ultraviolet to eye, market produces a variety of anti ultraviolet optical lens, the conventional anti ultraviolet optical lens is coated with a thin layer of ultraviolet-absorbing paint on the surface of substrate.

[0003] The problem is that the conventional anti ultraviolet lens structure is simple, the absorption and reflection effect of ultraviolet is limited, and it cannot play a role in protecting eyeball. UTILITY MODEL CONTENT

[0004] The utility model discloses a kind of anti ultraviolet light imaging optical lens, work using the present device, to solve the problem that the conventional anti ultraviolet lens structure is simple, the absorption and reflection effect of ultraviolet is limited, and it cannot play a role in protecting eyeball.

[0005] To achieve the above object, the utility model provides the following technical scheme: an anti ultraviolet light imaging optical lens, including substrate, the substrate is coated with lens strengthening layer, the upper side of lens strengthening layer is coated with ultraviolet reflection layer, the upper side of ultraviolet reflection layer is coated with ultraviolet absorption layer, the upper side of ultraviolet absorption layer is coated with lens protection layer.

[0006] Lens strengthening layer improves the hardness of lens as a whole, ultraviolet reflection layer refracts ultraviolet, ultraviolet absorption layer absorbs a certain degree of ultraviolet that transmits, and lens protection layer protects lens surface from being scratched.

[0007] Preferably, the substrate is a component made of polyurethane material.

[0008] Polyurethane material has the characteristics of high refractive index and low dispersion, so that the substrate has good impact resistance and relatively high hardness and is not easy to scratch.

[0009] Preferably, the lens strengthening layer includes an indium tin oxide layer and an acrylate polymer layer.

[0010] Indium tin oxide has good conductivity and light transmittance, and has certain absorption effect on ultraviolet rays, the indium tin oxide layer improves the conductivity and anti-static performance of the lens, and enhances the blocking effect on ultraviolet rays; the acrylate polymer has good optical performance and adhesion, and the acrylate polymer layer improves the hardness and wear resistance of the lens.

[0011] Preferably, the ultraviolet reflection layer comprises a titanium dioxide layer and a compound layer.

[0012] Titanium dioxide has good optical performance and chemical stability, the titanium dioxide layer has strong absorption and scattering effect on ultraviolet rays, and titanium dioxide can also decompose organic pollutants through photocatalysis, and has self-cleaning function; the compound layer has good ultraviolet absorption performance and stability.

[0013] Preferably, the ultraviolet blocking absorption layer is made of a zinc oxide layer and a fluoride layer.

[0014] Zinc oxide is a common semiconductor material, has high refractive index and ultraviolet absorption capacity, in addition, zinc oxide also has antibacterial, self-cleaning and other functions; fluoride has low refractive index and good hydrophobicity, the fluoride layer as the top layer of the lens improves the light transmittance and waterproof performance of the lens.

[0015] Preferably, the lens protective layer is a thin layer made of polyurethane resin.

[0016] Polyurethane resin has good wear resistance, chemical corrosion resistance and flexibility, and also has high hardness, and the lens protective layer made of polyurethane resin can protect the lens surface from scratching.

[0017] Preferably, the scratch-resistant layer is a coating layer made of a diamond-like film.

[0018] The diamond-like film has hardness and wear resistance similar to diamond, high chemical stability and is not easy to be corroded, reduces the friction coefficient of the lens surface and reduces the possibility of scratching.

[0019] Preferably, the adhesion layer is a thin layer made of a silane coupling agent.

[0020] The silane coupling agent has good water resistance, heat resistance and chemical corrosion resistance, can maintain the stability of the plating layer under different environmental conditions, can react with the plating layer material and the substrate material, and enhance the bonding force between the two.

[0021] Compared with the prior art, the beneficial effects of the present application are as follows:

[0022] The utility model provides an anti ultraviolet light imaging optical lens, the base sheet is coated with lens strengthening layer, the upside of lens strengthening layer is coated with ultraviolet ray reflection layer, the upside of ultraviolet ray reflection layer is coated with ultraviolet ray absorption layer, the upside of ultraviolet ray absorption layer is coated with lens protection layer, and lens strengthening layer improves the hardness of lens whole, ultraviolet ray reflection layer refracts ultraviolet ray, ultraviolet ray absorption layer absorbs the ultraviolet ray that passes to a certain extent, and lens protection layer protects lens surface and is not easy to be scratched. BRIEF DESCRIPTION OF DRAWINGS

[0023] Fig. 1 It is the overall three-dimensional view of the utility model

[0024] Fig. 2 It is the overall plane schematic view of the utility model;

[0025] Fig. 3 It is the lens strengthening layer structure schematic view of the utility model;

[0026] Fig. 4 It is the ultraviolet ray reflection layer structure schematic view of the utility model;

[0027] Fig. 5 It is the ultraviolet ray absorption layer structure schematic view of the utility model;

[0028] Fig. 6 It is the lens protection layer structure schematic view of the utility model;

[0029] In the drawing: 1, base sheet;2, lens strengthening layer;21, indium tin oxide layer;22, acrylate polymer layer;3, ultraviolet ray reflection layer;31, titanium dioxide layer;32, compound layer;4, ultraviolet ray absorption layer;41, zinc oxide layer;42, fluoride layer;5, lens protection layer. DETAILED DESCRIPTION

[0030] The technical scheme in the embodiments of the utility model will be apparently and completely described below with the drawings in the embodiments of the utility model, and apparently, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the ordinary skill in the art without creative work belong to the range of protection of the utility model.

[0031] In order to further understand the content of the utility model, the utility model is described in detail in conjunction with the drawings.

[0032] In conjunction with Figs. 1-2The application discloses an anti-ultraviolet photo-imaging optical lens, which comprises a substrate 1, a lens strengthening layer 2 coated on the substrate 1, and a connecting layer 6 filled between the substrate 1 and the lens strengthening layer 2, so as to improve the adhesion and stability of the lens coating and the lens surface, prevent the coating from falling off, coat an ultraviolet reflecting layer 3 on the upper side of the lens strengthening layer 2, coat an ultraviolet absorbing layer 4 on the upper side of the ultraviolet reflecting layer 3, coat a lens protection layer 5 on the upper side of the ultraviolet absorbing layer 4, the lens strengthening layer 2 improves the hardness of the whole lens, the ultraviolet reflecting layer 3 refracts ultraviolet rays, the ultraviolet absorbing layer 4 absorbs the transmitted ultraviolet rays to a certain extent, and the lens protection layer 5 protects the lens surface from being easily scratched.

[0033] In combination Figs. 1-3 The substrate 1 is a component made of polyurethane material, the polyurethane material has the characteristics of high refractive index and low dispersion, so that the substrate 1 has good impact resistance and relatively high hardness and is not easy to be scratched, the lens strengthening layer 2 comprises an indium tin oxide layer 21 and an acrylate polymer layer 22, the indium tin oxide has good conductivity and light transmittance and has a certain absorption effect on ultraviolet rays, the indium tin oxide layer 21 improves the conductivity and anti-static performance of the lens and enhances the blocking effect on ultraviolet rays, and the acrylate polymer has good optical performance and adhesion, so that the acrylate polymer layer 22 improves the hardness and wear resistance of the lens.

[0034] In combination Figs. 4-6The ultraviolet reflection layer 3 includes a titanium dioxide layer 31 and a compound layer 32, the titanium dioxide has good optical performance and chemical stability, the titanium dioxide layer 31 has strong absorption and scattering effect on ultraviolet rays, and the titanium dioxide can also decompose organic pollutants through photocatalysis, and has a self-cleaning function; the compound layer 32 includes benzotriazole compounds and benzophenone compounds, the benzotriazole compounds and the benzophenone compounds are a common ultraviolet absorber, and have good ultraviolet absorption performance and stability; the ultraviolet absorption layer 4 includes a zinc oxide layer 41 and a fluoride layer 42, the zinc oxide is a common semiconductor material, has a high refractive index and ultraviolet absorption capacity, and further has antibacterial and self-cleaning functions; the fluoride has a low refractive index and good hydrophobicity, can be used as a top layer of lens coating, and improves the light transmittance and waterproof performance of the lens; the lens protective layer 5 is a sheet made of polyurethane resin, the polyurethane resin has good wear resistance, chemical corrosion resistance and flexibility, and also has high hardness, so that the lens protective layer 5 can protect the lens surface from being scratched; the anti-scratching layer 23 is a coating made of a diamond-like film, the diamond-like film has hardness and wear resistance similar to those of diamond, high chemical stability and corrosion resistance, reduces the friction coefficient of the lens surface, and reduces the possibility of scratching; and the linking layer 6 is a thin layer made of a silane coupling agent, the silane coupling agent has good water resistance, heat resistance and chemical corrosion resistance, is coated by a plasma enhanced chemical vapor deposition method, can maintain the stability of the coating layer under different environmental conditions, and can react with the coating material and the substrate material to enhance the bonding force between the two.

[0035] It should be noted that, in the present text, relational terms such as first and second and the like can only be used to distinguish one entity or operation from another entity or operation, without necessarily requiring or implying any such actual relationship or order between these entities or operations. Moreover, the terms "comprises", "comprising", or any other variant thereof are intended to cover non-exclusive inclusions, so that a process, method, article, or apparatus that includes a list of elements does not only include those elements, but also includes other elements not explicitly listed, or inherent to such a process, method, article, or apparatus.

[0036] Although the embodiments of the present application have been shown and described, it should be understood by those skilled in the art that various changes, modifications, substitutions and variations can be made to the embodiments without departing from the principles and spirit of the present application, and the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. An anti-UV photoimaged optical lens comprising a substrate (1), characterized in that: The substrate (1) is coated with a lens strengthening layer (2), the upper side of the lens strengthening layer (2) is coated with an ultraviolet light reflecting layer (3), the upper side of the ultraviolet light reflecting layer (3) is coated with an ultraviolet light absorbing layer (4), the upper side of the ultraviolet light absorbing layer (4) is coated with a lens protecting layer (5), the upper side of the lens protecting layer (5) is coated with an anti-scratching layer (23), and a linking layer (6) is coated between the lens protecting layer (5) and the anti-scratching layer (23), and a linking layer (6) is also coated between the substrate (1) and the lens strengthening layer (2).

2. The anti-UV photoimaged optical lens according to claim 1, characterized in that: The substrate (1) is a component made of a polyurethane material.

3. The anti-UV photoimaged optical lens according to claim 1, characterized in that: The lens strengthening layer (2) comprises an indium tin oxide layer (21) and an acrylate polymer layer (22).

4. The anti-UV photoimaged optical lens according to claim 1, characterized in that: The ultraviolet light reflecting layer (3) comprises a titanium dioxide layer (31) and a compound layer (32).

5. The anti-UV photoimaged optical lens according to claim 1, characterized in that: The ultraviolet light absorbing layer (4) comprises a zinc oxide layer (41) and a fluoride layer (42).

6. The anti-UV photoimaged optical lens according to claim 1, characterized in that: The lens protecting layer (5) is a thin layer made of a polyurethane resin.

7. The anti-UV photoimaged optical lens according to claim 1, characterized in that: The anti-scratching layer (23) is a coating layer made of a diamond-like thin film.

8. The anti-UV photoimageable optical lens according to claim 1, characterized in that: The linking layer (6) is a thin layer made of a silane coupling agent.

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