CN213987076U

CN213987076U - Photochromic polarized lens

Info

Publication number: CN213987076U
Application number: CN202022499283.2U
Authority: CN
Inventors: 谢公晚
Original assignee: Mingyue Lens Co ltd
Current assignee: Mingyue Lens Co ltd
Priority date: 2020-11-03
Filing date: 2020-11-03
Publication date: 2021-08-17
Anticipated expiration: 2030-11-03

Abstract

The utility model discloses a photochromic polarized lens, which comprises a lens base body, wherein the lens base body is formed by resin curing and is provided with a front convex surface and a rear concave surface, an inclined ring surface is annularly arranged on the outer ring of the front convex surface, and the inclined ring surface is downwards inclined from the front convex surface; a hard-coating layer dip-coated on the lens substrate; the photochromic film layer is vacuum-plated on the hard coating and is positioned on one side of the front convex surface; vacuum plating a colored film layer of the hardened coating, wherein the colored film layer is positioned on one side of the inclined ring surface; a polarizing film sheet adhered to the front convex surface and covered on the photochromic film layer; and a tin oxide layer plated on the polarizing film, wherein the oxygen content of the tin oxide layer is more than 65%. The utility model discloses a set up the slope anchor ring in the outer lane of lens base member, reduce the counter weight, cooperate photochromism rete photochromism simultaneously, polarizing film piece polarisation reduces the highlight radiation, and the tin oxide layer can prevent to reduce the adhesion volume owing to the electrified condition that leads to adhering to dust, dust on the surface of glasses lens in addition.

Description

Photochromic polarized lens

Technical Field

The application belongs to the technical field of lenses, and particularly relates to a photochromic polarized lens.

Background

Photochromic lenses, refers to lenses whose color can change as the lighting conditions change. When the photochromic lens is in an environment with strong illumination, the color of the lens is changed from transparent to dark, and meanwhile, in an environment with weak illumination, the color of the lens is restored from dark to transparent. In outdoor activities, snowfields and indoor places with strong sunlight irradiation, people replace traditional sunglass lenses in order to protect eyes from being damaged by strong light, and customers of the products are increasing.

Currently, photochromic polarizing lenses have attracted attention, but still have the following drawbacks: for the lens with high luminosity, the difference between the thickness of the center of the lens with high luminosity and the thickness of the edge of the lens is large, the lens is heavy after being formed, the effect is difficult to avoid, dust is easy to adsorb, and the definition is not high.

SUMMERY OF THE UTILITY MODEL

In view of this, the technical problem to be solved by the present application is to provide a photochromic polarized lens, which is used to avoid the trouble that the previous lens has poor photochromic and polarizing effects, a single structure, a large counterweight, is uncomfortable to wear, and is easy to adsorb dust.

In order to solve the technical problem, the utility model discloses a photochromic polarized lens, which comprises a lens base body, wherein the lens base body is formed by resin curing and is provided with a front convex surface and a rear concave surface, an inclined ring surface is annularly arranged on the outer ring of the front convex surface, and the inclined ring surface is inclined downwards from the front convex surface;

a hard-coating layer dip-coated on the lens substrate;

the photochromic film layer is vacuum-plated on the hard coating and is positioned on one side of the front convex surface;

vacuum plating a colored film layer of the hardened coating, wherein the colored film layer is positioned on one side of the inclined ring surface;

a polarizing film sheet adhered to the front convex surface and covered on the photochromic film layer; and

the tin oxide layer is plated on the polarizing film, and the oxygen content of the tin oxide layer is more than 65%.

According to the utility model discloses an embodiment, wherein the wide 2mm ~4mm of above-mentioned slope anchor ring, the bank height is half of lens base member thickness.

According to an embodiment of the present invention, the colored film layer has brown particles and blue particles.

According to an embodiment of the present invention, the polarizing film has a thickness of 0.8mm to 1 mm.

According to the utility model discloses an embodiment, wherein above-mentioned tin oxide layer surface still is equipped with the multilayer and subtracts the reflection coating layer.

According to an embodiment of the present invention, the antireflection film layer includes a zirconia film layer.

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

set up the slope anchor ring through the outer lane at the lens base member, reduce the counter weight, cooperate photochromism of photochromism rete simultaneously, polarizing film piece polarisation reduces the highlight radiation, and the tin oxide layer can prevent to reduce the volume of adhering to owing to electrified condition that leads to adhering to dust, dust on the surface of glasses lens in addition.

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 view of a photochromic polarized lens according to an embodiment of the present application;

fig. 2 is a schematic cross-sectional view of a photochromic polarized lens film according to an embodiment of the present disclosure.

Reference numerals

The lens comprises a lens substrate 10, a front convex surface 21, a rear concave surface 22, an inclined ring surface 23, a hard coating 30, a photochromic film layer 40, a colored film layer 50, a polarizing film 60, a tin oxide layer 70 and an antireflection film layer 80.

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 view of a photochromic polarized lens according to an embodiment of the present disclosure; fig. 2 is a schematic cross-sectional view of a photochromic polarized lens film according to an embodiment of the present disclosure. As shown in the figure, a photochromic polarizer comprises a lens substrate 10, wherein the lens substrate 10 is formed by curing resin and has a front convex surface 21 and a rear concave surface 22, wherein an inclined ring surface 23 is arranged around the outer ring of the front convex surface 21, and the inclined ring surface 23 is inclined downwards from the front convex surface 21; a hard coat layer 30 dip-coated on the lens substrate 10; the photochromic film layer 40 is vacuum-plated on the hard coating layer 30, and the photochromic film layer 40 is positioned on one side of the front convex surface 21; the colored film layer 50 is plated on the hard coating layer 30 in vacuum, and the colored film layer 50 is positioned on one side of the inclined ring surface 23; a polarizing film sheet 60 adhered to the front convex surface 21 and covering the photochromic film layer 40; and a tin oxide layer 70 plated on the polarizing film 60, wherein the tin oxide layer 70 has an oxygen content of 65% or more.

In one embodiment of the present invention, the lens base 10 is formed by curing a resin monomer, and has a front convex surface 21 and a rear concave surface 22, and the curvature design is matched with the corresponding diopter. Meanwhile, in order to reduce the weight of the lens base body 10, the inclined ring surface 23 is designed on the outer ring of the front convex surface 21, the thickness of the lens base body 10 is reduced, the assembly convenience is improved, and the wearing pressure is reduced.

In addition, a hard coating layer 30 is also dip-coated on the surface of the lens base 10, thereby increasing the hardness of the lens base 10 and improving durability. The photochromic film layer 40 and the colored film layer 50 are respectively plated on the front convex surface 21 and the inclined ring surface 23, so that the photochromic function of the central visual area is realized, and in addition, the edge design of the colored film layer 50 enhances the edge color sense of the lens matrix 10 and improves the decoration.

The polarizing film 60 is made of a polarizing material by hot bending, and is adhered to the front convex surface 21 by a shadowless adhesive to realize the polarization protection of the lens substrate 10. In addition, the surface of the polarizing film sheet 50 is also plated with a tin oxide layer 70, and metal oxide is adopted to realize the conductive effect, prevent static protection, avoid dust adhesion and effectively ensure the cleanliness of the lens, wherein the oxygen content of the tin oxide layer 70 is more than 65%, so that the oxidation effect is fully ensured and the stability is enhanced.

In an optimized embodiment, the width of the inclined ring surface 23 is 2 mm-4 mm, the inclined height is half of the thickness of the lens base body 10, the inclined ring surface is fully thinned and convenient to assemble, and meanwhile, the decorative aesthetic feeling is enhanced by matching with the colored film layer 50.

Further, the colored film layer 50 has brown particles and blue particles, and thus, the display of the brown and blue is realized, which meets the trend.

The utility model discloses a polarizing film piece 60 thickness is 0.8mm ~1mm, guarantees the polarisation effect.

The tin oxide layer 70 surface still is equipped with multilayer antireflection rete 80, realizes stray light's antireflection effect, and effective filtering reduces eye fatigue. Preferably, the antireflection film layer 80 includes a zirconia film layer, and has a wide application range.

To sum up, the utility model discloses an outer lane at lens base member 10 sets up slope anchor ring 23, reduces the counter weight, cooperates the photochromic rete 40 photochromism simultaneously, and polarizing film piece 60 polarisation reduces the highlight radiation, and tin oxide layer 70 can prevent to reduce the volume of adhering to owing to the electrified condition that leads to adhering to dust, dust on the surface of glasses lens in addition.

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. A photochromic polarized lens, comprising:

the lens base body is formed by curing resin and is provided with a front convex surface and a rear concave surface, wherein the outer ring of the front convex surface is annularly provided with an inclined ring surface, and the inclined ring surface is inclined downwards from the front convex surface;

a hard coating dip-coated on said lens substrate;

the photochromic film layer is plated on the hardened coating in vacuum, and is positioned on one side of the front convex surface;

the colored film layer is plated on the hardened coating in a vacuum mode and is positioned on one side of the inclined ring surface;

a polarizing film sheet adhered to the front convex surface and covering the photochromic film layer; and

and the tin oxide layer is plated on the polarizing film, and the oxygen content of the tin oxide layer is more than 65%.

2. The photochromic polarized lens according to claim 1, wherein the width of the inclined ring surface is 2mm to 4mm, and the inclined height is half of the thickness of the lens substrate.

3. The photochromic polarized lens of claim 1, wherein the colored film layer has dark-colored particles and blue-colored particles.

4. The photochromic polarized lens according to claim 1, wherein the polarized film sheet has a thickness of 0.8mm to 1 mm.

5. The photochromic polarized lens according to claim 1, wherein the tin oxide layer is further provided with a plurality of antireflection film layers on the surface thereof.

6. The photochromic polarized lens according to claim 5, wherein the antireflection film layer comprises a zirconium oxide film layer.