CN213122479U

CN213122479U - Anti-dazzle basic unit photochromic lens

Info

Publication number: CN213122479U
Application number: CN202021775847.4U
Authority: CN
Inventors: 焦飞宏; 蒋俊平
Original assignee: Jiangsu Huiding Optical Glasses Co ltd
Current assignee: Jiangsu Huiding Optical Glasses Co ltd
Priority date: 2020-08-24
Filing date: 2020-08-24
Publication date: 2021-05-04
Anticipated expiration: 2030-08-24

Abstract

The utility model discloses an anti-dazzle base-layer color-changing lens, which comprises a lens body, wherein the lens body is provided with an elliptical surface positioned in the center and a peripheral surface positioned around the elliptical surface; the silicon oxide film layer is arranged on the lens body; the photochromic film layer is arranged on the silicon oxide film layer and positioned on the surface of the ellipse; the brown film layer is arranged on the silicon oxide film layer and positioned on the peripheral surface; and the anti-dazzle film layer is arranged on the surfaces of the tawny film layer and the photochromic film layer. The utility model discloses a plating system photochromic rete on the oval surface of lens body, plating system tawny rete on the surface all around, cooperation anti-dazzle rete improves the color changing effect and the anti-dazzle performance of lens, strengthens the aesthetic property simultaneously.

Description

Anti-dazzle basic unit photochromic lens

Technical Field

The application belongs to the technical field of lenses, and particularly relates to an anti-dazzle basic-layer color-changing lens.

Background

Color changing lenses, also known as "photosensitive lenses". Silver halide is added into the glass lens, but at present, resin color-changing lenses are mainly used, chemical substances such as a pyriproxyfen and the like are added into the acrylic resin lenses, and the originally transparent and colorless lenses can be changed into colored lenses for protection when being irradiated by strong light, so that the glass lenses are suitable for being used indoors and outdoors. The color-changing lens is made of optical glass containing silver halide microcrystals, and can quickly darken under the irradiation of sunlight and ultraviolet rays according to the principle of light color interconversion reversible reaction, completely absorb the ultraviolet rays and realize neutral absorption of visible light; and the color and the transparency can be quickly recovered when the lamp returns to the dark. The color-changing lens is mainly used in outdoor, snowfield and indoor work places with strong light sources to prevent sunlight, ultraviolet light and glare from damaging eyes.

The existing color-changing lens on the market has poor anti-glare effect and cannot adapt to the environment with strong light. Therefore, a photochromic lens with better anti-glare effect is needed to solve the above problems.

SUMMERY OF THE UTILITY MODEL

In view of this, the technical problem to be solved by the present application is to provide an anti-glare base layer color-changing lens, which is used for avoiding the trouble of poor color-changing effect and anti-glare effect of the conventional lens.

In order to solve the technical problem, the utility model discloses an anti-dazzle base-layer color-changing lens, which comprises a lens body, wherein the lens body is provided with an elliptical surface positioned in the center and a peripheral surface positioned around the elliptical surface; the silicon oxide film layer is arranged on the lens body; the photochromic film layer is arranged on the silicon oxide film layer and positioned on the surface of the ellipse; the brown film layer is arranged on the silicon oxide film layer and positioned on the peripheral surface; and the anti-dazzle film layer is arranged on the surfaces of the tawny film layer and the photochromic film layer.

According to an embodiment of the present invention, the major radius of the elliptical surface is 20mm to 30mm smaller than the radius of the lens body; the short radius is 30 mm-40 mm smaller than the radius of the lens body.

According to an embodiment of the present invention, the thickness of the photochromic film layer is 20 μm to 250 μm.

According to an embodiment of the present invention, the brown particles in the brown film layer are gradually concentrated from the edge of the peripheral surface to the inside.

According to the utility model discloses an embodiment, wherein above-mentioned anti-dazzle membrane layer surface still has first low refracting index rete and second high refracting index rete.

Compared with the prior art, the application can obtain the following technical effects:

the photochromic film layer is plated on the elliptic surface of the lens body, the tawny film layer is plated on the peripheral surface of the lens body, and the anti-dazzle film layer is matched, so that the color changing effect and the anti-dazzle performance of the lens are improved, and meanwhile, the attractiveness is enhanced.

Of course, it is not necessary for any one product to achieve all of the above-described technical effects simultaneously.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

FIG. 1 is a schematic cross-sectional view of an anti-glare based color-changing lens according to an embodiment of the present application;

fig. 2 is a schematic view of the surface of an anti-glare based color-changing lens according to an embodiment of the present application.

Reference numerals

The lens comprises a lens body 10, an elliptical surface 11, a peripheral surface 12, a silicon oxide film layer 20, a photochromic film layer 30, a tawny film layer 40 and an anti-glare film layer 50.

Detailed Description

Embodiments of the present application will be described in detail with reference to the drawings and examples, so that how to implement technical means to solve technical problems and achieve technical effects of the present application can be fully understood and implemented.

Referring to fig. 1 and fig. 2 together, fig. 1 is a schematic cross-sectional view of an anti-glare substrate color-changing lens according to an embodiment of the present disclosure; fig. 2 is a schematic view of the surface of an anti-glare based color-changing lens according to an embodiment of the present application. As shown in the drawings, an anti-glare primary color-changing lens includes a lens body 10, the lens body 10 having an elliptical surface 11 at the center and a peripheral surface 12 around the elliptical surface 11; a silicon oxide film layer 20 disposed on the lens body 10; a photochromic film layer 30 disposed on the silicon oxide film layer 20 and on the elliptical surface 11; a brown film layer 40 disposed on the silicon oxide film layer 20 and on the peripheral surface 12; and an anti-glare film layer 50 disposed on the surfaces of the tawny film layer 40 and the photochromic film layer 30.

In one embodiment of the present invention, the lens body 10 is formed by curing a single resin body, and has a concave lens shape with an elliptical surface 11 and a peripheral surface 12 in the center. Wherein, the surface of the lens body 10 is plated with a silicon oxide film layer 20 for enhancing the hardness of the lens body 10 and protecting the lens body 10. Then, the surface of the silicon oxide film layer 20 is plated with a photochromic film layer 30, the photochromic film layer 30 is relatively positioned on the central elliptical surface 11 to realize the photochromic effect of the main visual area, and the peripheral surface 12 is plated with a tawny film layer 40, so that the outer side of the edge is weakened to have direct strong light, which is equivalent to a sunglass and enhances protection. Finally, the anti-glare film layer 50 is further plated on the surfaces of the tawny film layer 40 and the photochromic film layer 30, so that the anti-glare protection of the lens body 10 can be further realized, and the eye fatigue can be effectively prevented.

In the embodiment of the present invention, the major radius of the elliptical surface 11 is 20mm to 30mm smaller than the radius of the lens body 10; the short radius is less than lens body 10 radius 30mm ~40mm, under the assurance sufficient main visual area condition, has also reserved sufficient surface 12 on every side, and the tawny rete 40 of being convenient for plates, forms tawny lens surface, improves and decorates.

Preferably, the brown particles in the brown film layer 40 are gradually concentrated from the edge of the peripheral surface 12 to the inside, so that the gradual transition is realized, and the decorative aesthetic property is stronger.

In addition, the thickness of the photochromic film layer 30 is 20-250 microns, and a photochromic compound is added to achieve the photochromic effect, so that the thickness is moderate, and the durability is ensured.

The utility model discloses an embodiment, 50 surfaces on anti-dazzle rete still have first low refracting index rete and second high refracting index rete, improve stray light's refraction efficiency, constantly weaken the light intensity and penetrate directly, reduce eyes and use fatigue.

The foregoing description shows and describes several preferred embodiments of the present application, but as aforementioned, it is to be understood that the application is not limited to the forms disclosed herein, but is not to be construed as excluding other embodiments and is capable of use in various other combinations, modifications, and environments and is capable of changes within the scope of the application as described herein, commensurate with the above teachings, or the skill or knowledge of the relevant art. And that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the application, which is to be protected by the claims appended hereto.

Claims

1. An anti-glare, substrate-based color-changing lens, comprising:

a lens body having a central elliptical surface and a peripheral surface around the elliptical surface;

the silicon oxide film layer is arranged on the lens body;

the photochromic film layer is arranged on the silicon oxide film layer and positioned on the surface of the ellipse;

the brown film layer is arranged on the silicon oxide film layer and positioned on the peripheral surface; and

and the anti-dazzle film layer is arranged on the surfaces of the tawny film layer and the photochromic film layer.

2. The anti-glare based color-changing lens according to claim 1, wherein the major radius of the elliptical surface is 20mm to 30mm smaller than the radius of the lens body; the short radius is smaller than the radius of the lens body by 30 mm-40 mm.

3. The anti-glare based photochromic lens according to claim 1, wherein the photochromic film layer has a thickness of 20 to 250 μm.

4. The anti-glare based color-changing lens according to claim 1, wherein the dark brown particles in the dark brown film layer are gradually concentrated from the edge of the peripheral surface to the inside.

5. The anti-glare substrate-based color-changing lens according to claim 1, wherein the surface of the anti-glare film layer further comprises a first low refractive index film layer and a second high refractive index film layer.