CN213903976U

CN213903976U - Super-tough resin lens with refractive index of 1.50

Info

Publication number: CN213903976U
Application number: CN202021057624.4U
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: 2021-08-06
Anticipated expiration: 2030-06-10

Abstract

The utility model provides a 1.50 refractivity super tough resin lens, which comprises a resin substrate, wherein the front surface of the resin substrate is sequentially provided with a front surface first super tough hardening layer, a front surface second super tough hardening layer, a front surface hardening layer and a front surface antireflection film from inside to outside; the rear surface of the resin substrate is sequentially provided with a rear surface first super-tough hardening layer, a rear surface second super-tough hardening layer, a rear surface hardening layer and a rear surface antireflection film from inside to outside; the front and back surface antireflection films are finished in a vacuum coating machine, and the antireflection film consists of 100-nanometer SiO2, 120-nanometer ZrO2, 80-nanometer SiO2, 90-nanometer ZrO2, 60-nanometer Al2O3, 110-nanometer SiO2 and 15-nanometer waterproof films. The utility model has the advantages that: the safety and impact resistance of the super-tough lens are improved.

Description

Super-tough resin lens with refractive index of 1.50

Technical Field

The utility model relates to a super tough technical field especially relates to a structure of 1.50 super tough resin lens of refracting index.

Background

1.50 the material of the resin lens, namely CR 39. CR-39 was first used in the production of corrective ophthalmic lenses in about 1955-1960. CR-39 is a thermosetting material, and is polymerized, cured and formed under the conditions of heating and adding a catalyst. As an optical lens, the CR-39 material has the advantages of 1.5 of refractive index, high Abbe and excellent optical performance. However, the impact resistance of the material cannot fully meet the requirements of the application. Therefore, how to improve the impact resistance of 1.50 is an important topic, and the structure of the existing 1.50 resin lens needs to be changed.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems, the utility model discloses a 1.50-refractivity super-tough resin lens, which comprises a resin substrate, wherein the front surface of the resin substrate is sequentially provided with a front surface first super-tough hard layer, a front surface second super-tough hard layer, a front surface hard layer and a front surface antireflection film from inside to outside; the rear surface of the resin substrate is sequentially provided with a rear surface first super-tough hardening layer, a rear surface second super-tough hardening layer, a rear surface hardening layer and a rear surface antireflection film from inside to outside; the front and back surface antireflection films are finished in a vacuum coating machine, and the antireflection film consists of 100-nanometer SiO2, 120-nanometer ZrO2, 80-nanometer SiO2, 90-nanometer ZrO2, 60-nanometer Al2O3, 110-nanometer SiO2 and 15-nanometer waterproof films.

Further, the front and back surface hardbanding is completed in an automatic hardbanding machine, and the thickness of the hardbanding layer is 2.5 microns.

Further, the first super tough hardbanding layers on the front and back surfaces are finished in an automatic hardbanding machine, wherein the hardbanding layer contains 100PPM DOP, and the thickness of the hardbanding layer is 1.5 microns.

Further, the second super tough hardbanding on the front and back surfaces is completed in an automatic hardbanding machine, wherein the hardbanding contains 50PPM DBP, and the thickness of the hardbanding is 1.0 micron.

Further, the resin substrate is a CR39 series resin substrate or a CR39 series semi-finished product processed resin substrate, and the center thickness of the resin substrate is 1.5-6.0 mm.

The utility model has the advantages that: the safety and impact resistance of the super-tough lens are improved.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

List of reference numbers:

1-front surface antireflection film, 2-front surface hardening layer, 3-front surface second super-tough hardening layer, 4-front surface first super-tough hardening layer, 5-resin substrate, 6-back surface first super-tough hardening layer, 7-back surface second super-tough hardening layer, 8-back surface hardening layer and 9-back surface antireflection film.

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.

As shown in fig. 1, the super-tough resin lens with refractive index of 1.50 according to the present embodiment includes a resin substrate 5, and the central thickness of the resin substrate 5 is 3.0 mm.

The front surface of the resin substrate 5 is sequentially provided with a front surface first super-tough hardening layer 4, a front surface second super-tough hardening layer 3, a front surface hardening layer 2 and a front surface antireflection film 1 from inside to outside; the rear surface of the resin substrate 5 is sequentially provided with a rear surface first super-tough hardening layer 6, a rear surface second super-tough hardening layer 7, a rear surface hardening layer 8 and a rear surface antireflection film 9 from inside to outside; the front and back surface antireflection films 1 and 9 are finished in a vacuum coating machine, and the antireflection film consists of 100-nanometer SiO2, 120-nanometer ZrO2, 80-nanometer SiO2, 90-nanometer ZrO2, 60-nanometer Al2O3, 110-nanometer SiO2 and 15-nanometer waterproof films.

Wherein the thickness of the front and back surface hardbanding layers 2, 8 is 2.5 microns; the first super tough hardbanding layers 4 and 6 on the front and back surfaces both contain 100PPM DOP, and the thickness of the hardbanding layer is 1.5 microns.

The second super tough hardbanding layers 3, 7 on the front and back surfaces contain 50PPM DBP, and the thickness of the hardbanding layer is 1.0 micron.

A second super tough hardened layer, 4 a front surface first super tough hardened layer, 5 a resin substrate, 6 a rear surface first super tough hardened layer, 7 a rear surface second super tough hardened layer, 8 a rear surface hardened layer, and 9 a rear surface antireflection film.

Cleaning a 1.50 resin substrate 5 by using alcohol, putting the resin substrate into an automatic hardening machine, and sequentially plating a front surface first super-tough hardening layer 4, a rear surface first super-tough hardening layer 6, a front surface second super-tough hardening layer 3 and a rear surface second super-tough hardening layer 7; hard layers 2 and 8 are added on the front surface and the rear surface, and the materials are placed into a curing box for curing. After the curing is completed, the glass substrate is placed into a vacuum coating machine for vacuum coating of the front and rear antireflection films 1 and 9.

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. A1.50 refractive index super tough resin lens is characterized in that: the front surface of the resin substrate (5) is sequentially provided with a front surface first super-tough hardening layer (4), a front surface second super-tough hardening layer (3), a front surface hardening layer (2) and a front surface antireflection film (1) from inside to outside; the rear surface of the resin substrate (5) is sequentially provided with a rear surface first super-tough hardening layer (6), a rear surface second super-tough hardening layer (7), a rear surface hardening layer (8) and a rear surface antireflection film (9) from inside to outside; the front and back surface antireflection films (1, 9) are finished in a vacuum coating machine, and the antireflection film consists of 100-nanometer SiO2, 120-nanometer ZrO2, 80-nanometer SiO2, 90-nanometer ZrO2, 60-nanometer Al2O3, 110-nanometer SiO2 and 15-nanometer waterproof films; the front and back surface hardbanding layers (2, 8) are finished in an automatic hardbanding machine, and the thickness of the hardbanding layer is 2.5 microns; the first super-tough hardened layers (4, 6) on the front and rear surfaces are finished in an automatic hardening machine, wherein the hardened layers contain 100PPM DOP, and the thickness of the hardened layers is 1.5 microns; the second super-tough hardened layers (3, 7) on the front and rear surfaces are finished in an automatic hardening machine, wherein the hardened layers contain 50PPM DBP, and the thickness of the hardened layers is 1.0 micron; the resin substrate (5) is a CR39 series resin substrate or a CR39 series semi-finished product processed resin substrate, and the center thickness of the resin substrate is 1.5-6.0 mm.