CN212846198U

CN212846198U - Structure of superhard blue light of preventing lens that shocks resistance is rolled over to well height

Info

Publication number: CN212846198U
Application number: CN202021059282.XU
Authority: CN
Inventors: 刘锋; 毛良良
Original assignee: Zenni Optical Inc
Current assignee: Zenni Optical Inc
Priority date: 2020-06-10
Filing date: 2020-06-10
Publication date: 2021-03-30
Anticipated expiration: 2030-06-10

Abstract

The utility model discloses a structure of a medium-high-folding superhard blue light-proof impact-resistant lens, which comprises a medium-folding resin substrate, wherein the outer surface of the medium-folding resin substrate is sequentially provided with a first impact-resistant layer, a first blue light-proof hardening layer and a first super-hardness film coating layer from inside to outside; the inner surface of the middle-folding resin substrate is sequentially provided with a second anti-impact layer, a second blue-light-proof hardened layer and a first super-hardness coating layer from inside to outside; the first and second super-hardness coating layers comprise 6 super-hardness coating layers of a first SiO2 layer, a first TiO2 layer, a second SiO2 layer, a second TiO2 layer, an Al2O3 layer and a third SiO2 layer, wherein the film layers of the first and second super-hardness coating layers sequentially from inside to outside. The utility model effectively reduces the lens cost, reduces the process chain and increases the production efficiency; can simultaneously meet the functions of blue light resistance, impact resistance, surface hardness improvement and antireflection of the lens.

Description

Structure of superhard blue light of preventing lens that shocks resistance is rolled over to well height

Technical Field

The utility model relates to a technical field is made to the lens, especially relates to a structure of superhard blue light of preventing lens that shocks resistance is rolled over to crowning.

Background

In the modern fast-paced society, along with the innovation of science and technology, the life of people also becomes more and more convenient, and especially, everyone can hardly leave computers and mobile phones nowadays. Compared with other products, the electronic products can generate a large amount of harmful blue light, especially high-energy blue light near 420nm, which can not only cause blurred vision, but also cause yellowing of eyes seriously. The existing lenses can basically prevent ultraviolet rays, but no new products worthy of innovation appear in the aspect of blue light prevention, and the lenses used in sports and labor protection series are impact-resistant, so that potential safety hazards are caused and the service life is prolonged; in the face of increasing eye diseases in the world, all-round consideration is needed to improve the safety level of the lens.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems, the utility model discloses a structure of a middle-high refractive superhard blue light-proof impact-resistant lens, which can be applied to sports and labor protection series lenses; can simultaneously meet the functions of blue light resistance, impact resistance, surface hardness improvement and antireflection of the lens.

The utility model discloses a structure of a medium-high-folding superhard blue light-proof impact-resistant lens, which comprises a medium-folding resin substrate, wherein the outer surface of the medium-folding resin substrate is sequentially provided with a first impact-resistant layer, a first blue light-proof hardening layer and a first super-hardness film coating layer from inside to outside; the inner surface of the middle-folding resin substrate is sequentially provided with a second anti-impact layer, a second blue-light-proof hardened layer and a second super-hardness coating layer from inside to outside; the first and second super-hardness coating layers comprise 6 super-hardness coating layers of a first SiO2 layer, a first TiO2 layer, a second SiO2 layer, a second TiO2 layer, an Al2O3 layer and a third SiO2 layer, wherein the film layers of the first and second super-hardness coating layers sequentially from inside to outside.

The composition of the 6-layer material can prevent fouling, resist static and be easily scrubbed. And (3) wear resistance.

The utility model discloses the further improvement lies in: the middle-folding resin substrate is made of a thermosetting polyurethane-based material, wherein the refractive index of the middle-folding resin substrate is 1.60 or 1.67.

The utility model discloses the further improvement lies in: the first anti-impact layer and the second anti-impact layer adopt one or two optical coating layers of DOP and DBP; wherein the thickness of the first anti-impact layer and the thickness of the second anti-impact layer are both 1.5 mu m.

The utility model discloses the further improvement lies in: wherein the thicknesses of the first SiO2 layer, the first TiO2 layer, the second SiO2 layer, the second TiO2 layer, the Al2O3 layer and the third SiO2 layer are 135 nanometers, 28 nanometers, 26 nanometers, 52 nanometers, 9.5 nanometers and 75 nanometers respectively.

The utility model discloses the further improvement lies in: wherein the maximum absorption value of blue light can reach 435 nm.

The utility model discloses the further improvement lies in: wherein each of the first and second super-hard coating layers requires ion source bombardment.

The first and second super-hardness coating layers of the utility model need to be coated on a vacuum coating machine, and the vacuum pressure of the first and second super-hardness coating layers at least needs to be maintained on 1 x 10-5 Pa.

Compared with the prior art, the utility model discloses following beneficial effect has:

the cost of the lens is effectively reduced, the process chain is reduced, and the production efficiency is increased; can simultaneously meet the functions of blue light resistance, impact resistance, surface hardness improvement and antireflection of the lens.

Drawings

FIG. 1 is a schematic view of the lens structure of the present invention;

FIG. 2 is a schematic view showing the layer structure of the first and second super-hard coating layers;

list of reference numerals:

wherein 4 is a middle-folding resin substrate; 2. 6 is a first blue light-proof hardening layer and a second blue light-proof hardening layer, 3 and 5 are a first anti-impact layer and a second anti-impact layer, and 1 and 7 are a first superhard coating layer and a second superhard coating layer; 8 is a SiO2 layer; 9 is a first TiO2 layer; 10 is a second SiO2 layer; 11 is a second TiO2 layer; 12 is an Al2O3 layer; 13 is a third SiO2 layer.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings and embodiments, which are to be understood as illustrative only and not limiting the scope of the invention. It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.

Example 1

As shown in fig. 1 and 2: a structure of a middle-high folding super-hard blue-light-proof impact-resistant lens comprises a middle-folding resin substrate 4, wherein the middle-folding resin substrate 4 is made of a thermosetting polyurethane-based material, and the refractive index of the middle-folding resin substrate 4 is 1.67.

Wherein the outer surface of the middle-folding resin substrate 4 is sequentially provided with a first impact-resistant layer 3, a first blue-light-proof hardening layer 2 and a first super-hardness coating layer 1 from inside to outside; the inner surface of the middle-folding resin substrate 4 is sequentially provided with a second anti-impact layer 5, a second blue-light-proof hardened layer 6 and a second super-hardness coating layer 7 from inside to outside; the first and second super-hardness coating layers 1 and 7 comprise 6 super-hardness coating layers, namely a first SiO2 layer 8, a first TiO2 layer 9, a second SiO2 layer 10, a second TiO2 layer 11, an Al2O3 layer 12 and a third SiO2 layer, wherein the film layers of the first and second super-hardness coating layers are sequentially arranged from inside to outside. Wherein the thicknesses of the first SiO2 layer 8, the first TiO2 layer 9, the second SiO2 layer 10, the second TiO2 layer 11, the Al2O3 layer 12 and the third SiO2 layer 13 are 135 nanometers, 28 nanometers, 26 nanometers, 52 nanometers, 9.5 nanometers and 75 nanometers respectively.

Wherein the thickness of the first and second anti-impact layers 3 and 5 is 1.5 μm.

Wherein the maximum absorption value of blue light can reach 435 nm.

Cleaning a resin substrate 4 with the refractive index of 1.60 by ultrasonic waves, clamping the resin substrate, plating first and second anti-impact layers 3 and 5 on the front and back surfaces of the resin substrate 4 in a dip-coating mode, plating first and second blue-proof hardened layers 2 and 6 on the outer surfaces of the first and second anti-impact layers 3 and 5 in a dip-coating mode, and finally plating a first SiO2 layer 8, a first TiO2 layer 9, a second SiO2 layer 10, a second TiO2 layer 11, an Al2O3 layer 12 and a third SiO2 layer 13 of a film layer on the front and back surfaces of the first anti-impact layers 3 and 5 in sequence by a vacuum film plating machine; wherein the first stepEach of the first and second super-hardness coating layers 1 and 7 needs an ion source for bombardment; the vacuum pressure of the vacuum is at least required to be maintained at 1 x 10^-5Pa。

Example 2

Cleaning a resin substrate 4 with a refractive index of 1.67 by ultrasonic waves, clamping, plating a first anti-impact layer 3 and a second anti-impact layer 5 on the front surface and the back surface of the resin substrate 4 in a dip-coating mode, plating a first blue-light-proof hardening layer 2 and a second blue-light-proof hardening layer 6 on the outer surfaces of the first anti-impact layer 3 and the second anti-impact layer 5 in a dip-coating mode, and finally plating a first SiO2 layer 8, a first TiO2 layer 9, a second SiO2 layer 10, a second TiO2 layer 11, an Al2O3 layer 12 and a third SiO2 layer 13 of a film layer on the front surface and the back surface of the first anti-impact layer 3 and the back surface of the first anti-impact layer 5 in sequence by a vacuum; wherein each of the first and second super-hardness coating layers 1 and 7 needs ion source bombardment; the vacuum pressure of the vacuum is at least required to be maintained at 1 x 10^-5Pa。

The technical means disclosed by the scheme of the present invention is not limited to the technical means disclosed by the above embodiments, but also includes the technical scheme formed by the arbitrary combination of the above technical features.

Claims

1. The utility model provides a structure of superhard blue light of preventing shocks resistance lens is rolled over to well height which characterized in that: the anti-blue-light-reflection coating comprises a middle-folding resin substrate (4), wherein a first impact-resistant layer (3), a first blue-light-proof hardening layer (2) and a first super-hardness coating layer (1) are sequentially arranged on the outer surface of the middle-folding resin substrate (4) from inside to outside; the inner surface of the middle-folding resin substrate (4) is sequentially provided with a second anti-impact layer (5), a second blue-light-proof hardened layer (6) and a second super-hardness coating layer (7) from inside to outside; the first and second super-hardness coating layers (1 and 7) comprise 6 super-hardness coating layers, wherein the 6 super-hardness coating layers comprise a first SiO2 layer (8), a first TiO2 layer (9), a second SiO2 layer (10), a second TiO2 layer (11), an Al2O3 layer (12) and a third SiO2 layer, which are sequentially arranged from inside to outside.

2. The structure of a middle-high refractive-index super-hard blue-light-proof impact-resistant lens according to claim 1, wherein: the middle-folding resin substrate (4) is made of a thermosetting polyurethane-based material, wherein the refractive index of the middle-folding resin substrate (4) is 1.60 or 1.67.

3. The structure of a middle-high refractive-index super-hard blue-light-proof impact-resistant lens according to claim 1, wherein: the first anti-impact layers (3 and 5) adopt one or two optical coating layers of DOP and DBP; wherein the thickness of the first and second anti-impact layers (3, 5) is 1.5 μm.

4. The structure of a middle-high refractive-index super-hard blue-light-proof impact-resistant lens according to claim 1, wherein: wherein the thicknesses of the first SiO2 layer (8), the first TiO2 layer (9), the second SiO2 layer (10), the second TiO2 layer (11), the Al2O3 layer (12) and the third SiO2 layer (13) are 135 nanometers, 28 nanometers, 26 nanometers, 52 nanometers, 9.5 nanometers and 75 nanometers respectively.

5. The structure of a middle-high refractive-index super-hard blue-light-proof impact-resistant lens according to claim 1, wherein: wherein each of the first and second super-hard coating layers (1, 7) requires ion source bombardment.