CN217821147U

CN217821147U - Composite film layer resin defocusing lens

Info

Publication number: CN217821147U
Application number: CN202222211912.6U
Authority: CN
Inventors: 朱海林
Original assignee: Jiangsu Perfect Optical Co ltd
Current assignee: Jiangsu Perfect Optical Co ltd
Priority date: 2022-08-23
Filing date: 2022-08-23
Publication date: 2022-11-15
Anticipated expiration: 2032-08-23

Abstract

The utility model discloses a complex film layer resin out of focus lens, it includes: a central optical zone located in the center of the lens body; the defocusing optical area is positioned on the outer side of the lens body, the defocusing optical area is annularly arranged on the outer ring of the central optical area, and the surface of the defocusing optical area is lower than that of the central optical area; a plurality of microlens units arranged in the defocused optical area, wherein the microlens units are arranged in a spiral divergence shape; and the outer ring composite film layer is arranged on the surface of the defocusing optical area. The utility model discloses a set up at the lens surface and leave the focus district, be equipped with in the out-of-focus district and be the spiral and disperse the microlens unit that the form was arranged, the compound rete in outer lane that the cooperation set up alone improves the lens and eliminates out-of-focus effect, can more effectual broadening visual area, can not cause eye fatigue because of relapse switching when joining in marriage near-far switch, can carry out fine protection to the eye, avoid in the past the visual area narrow, along with the visual area conversion, with eye fatigue's trouble.

Description

Composite film layer resin defocusing lens

Technical Field

The utility model belongs to the technical field of out of focus lens, specifically speaking relates to a complex film layer resin out of focus lens.

Background

As the teenagers are in the period of rapid body development, and meanwhile, in the learning process, the eye using requirement is very large, eyeballs need frequent adjustment, the extensibility is large, and myopia is easy to form. The long-term wearing of the glasses has the habit of wearing the glasses both for far and near, so that the eyes are inevitably disordered, eyeballs are excessively stressed, and the nausea cycle caused by the continuous increase of the degrees of the glasses is caused.

The common myopia glasses only meet the requirements of far vision, are not suitable for the habits of far vision and writing of teenagers, are not in accordance with the eye using mechanism of the teenagers, and when the eyes are switched from far vision to near vision, the eyeball axis cannot follow up the adjustment of the change speed, so that the object to be seen is behind the eyeball axis, and the eye fatigue can be caused after the eye axis is repeatedly used for many times, thereby further deepening the myopia degree. Therefore, the design of the optical defocusing lens capable of effectively controlling the degree of eyes and the increase of the axis of eyes is significant.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model aims to solve the technical problem that a complex film layer resin is from burnt lens is provided, this lens is through setting up from the focal zone at the lens surface, be equipped with the microlens unit that is the spiral and disperse the form range in the out-of-focus district, the compound rete in outer lane that the cooperation set up alone, improve the lens and eliminate out-of-focus effect, can more effectual widen visual zone, can not cause eyes fatigue because of the switching that relapses when joining in marriage near-far switch, can carry out fine protection to the eye, avoid the visual zone narrow in the past, along with the visual zone conversion, with eye fatigue's trouble.

In order to solve the technical problem, the utility model discloses a complex film layer resin out of focus lens, it includes: a central optical zone located in the center of the lens body;

the defocusing optical area is positioned on the outer side of the lens body, the defocusing optical area is annularly arranged on the outer ring of the central optical area, and the surface of the defocusing optical area is lower than that of the central optical area;

the micro lens units are arranged in the defocusing optical area and are arranged in a spiral divergence shape;

the setting is at the compound rete of outer lane on out of focus optics district surface, and the compound rete of outer lane includes that from interior to exterior sets gradually: the outer ring is provided with a hard film layer, a first outer ring antireflection film layer, a second outer ring antireflection film layer and an outer ring protective film layer;

the inner ring stiffened film layer and the inner ring protective film layer are sequentially arranged on the surface of the central optical area from inside to outside.

According to an embodiment of the present invention, the central optical area is circular.

According to an embodiment of the present invention, the diameter of the central optical area is 16-23mm.

According to an embodiment of the present invention, the microlens unit is a concave circular shape.

According to the present invention, the central optical area and the defocus optical area are connected by a curved surface.

According to an embodiment of the present invention, the thickness of the outer ring composite film layer is 120nm to 150nm.

Compared with the prior art, the utility model discloses can obtain including following technological effect:

the utility model discloses a through set up at the lens surface and leave the focus district, be equipped with in the out-of-focus district and be the spiral and disperse the microlens unit that the form was arranged, the compound rete in outer lane that the cooperation set up alone improves the lens and eliminates out-of-focus effect, can more effectual broadening visual area, can not cause eye fatigue because of relapse switching when joining in marriage near-far switch, can carry out fine protection to the eye, avoid in the past the visual area narrow, along with the visual area conversion, with eye fatigue's trouble.

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

Drawings

The accompanying drawings, which are described herein, serve to provide a further understanding of the invention and constitute a part of this specification, and the exemplary embodiments and descriptions thereof are provided for explaining the invention without unduly limiting it. In the drawings:

fig. 1 is a front view of a composite film resin defocused lens according to an embodiment of the present invention;

fig. 2 is a side view of a composite film layer resin out-of-focus lens according to an embodiment of the present invention;

fig. 3 is a partial enlarged view of the composite film layer resin defocused lens in the embodiment of the present invention.

Reference numerals

The lens comprises a lens body 10, a central optical area 20, a defocusing optical area 30, a micro-lens unit 31, an outer ring composite film layer 40, an outer ring hard coating layer 41, an outer ring first anti-reflection film layer 42, an outer ring second anti-reflection film layer 43, an outer ring protective film layer 44, an inner ring hard coating layer 50 and an inner ring protective film layer 51.

Detailed Description

The following detailed description will be made with reference to the accompanying drawings and examples, so that how to implement the technical means of the present invention to solve the technical problems and achieve the technical effects can be fully understood and implemented.

Please refer to fig. 1 to 3, fig. 1 is a front view of a composite film resin defocused lens in an embodiment of the present invention, fig. 2 is a side view of the composite film resin defocused lens in an embodiment of the present invention, and fig. 3 is a partial enlarged view of the composite film resin defocused lens in an embodiment of the present invention.

As shown, a composite film layer resin out-of-focus lens comprises: a central optical zone 20 located in the center of the lens body 10; a defocusing optical zone 30 positioned at the outer side of the lens body 10, wherein the defocusing optical zone 30 is annularly arranged at the outer ring of the central optical zone 20, and the surface of the defocusing optical zone 30 is lower than the surface of the central optical zone 20; a plurality of microlens units 31 disposed in the defocus optical zone 30, the microlens units 31 being arranged in a spiral divergent shape; the setting is at the compound rete 40 of outer lane on out of focus optics district 30 surface, and compound rete 40 of outer lane includes that from interior to exterior sets gradually: an outer ring hard coating layer 41, an outer ring first anti-reflection coating layer 42, an outer ring second anti-reflection coating layer 43 and an outer ring protective coating layer 44; an inner hard coating layer 50 and an inner protective coating layer 51 are sequentially disposed on the surface of central optical zone 20 from inside to outside.

In one embodiment of the present invention, the lens body 10 has a central optical area 20 in the center, the central optical area 20 is circular, and the diameter of the central optical area 20 is 16-23mm. The outer side of the lens body 10 is provided with a defocusing optical area 30, the defocusing optical area 30 is annularly arranged on the outer ring of the central optical area 20, and the surface of the defocusing optical area 30 is lower than the surface of the central optical area 20. A plurality of microlens units 31 are disposed in the defocus optical area 30, the microlens units 31 are arranged in a spiral divergent shape, and the microlens units 31 are in a concave circular shape.

The lens body 10 is formed in a mold at one time, the surface of the molded out-of-focus optical area 30 is lower than the surface of the central optical area 20, the central optical area 20 is connected with the out-of-focus optical area 30 through a curved surface, the micro lens units 31 which are arranged in a spiral divergence shape are also formed at one time, the transition between the central optical area 20 and the out-of-focus optical area 30 on the surface of the lens body 10 is smooth, and the forming is simple.

Further, be equipped with the outer lane compound rete 40 that the position corresponds rather than on out-of-focus optics district 30 surface, outer lane compound rete 40 includes that from interior to exterior sets gradually: an outer ring hard coating 41, an outer ring first antireflection coating 42, an outer ring second antireflection coating 43, and an outer ring protective coating 44. Preferably, the thickness of the outer composite film layer 40 is 120nm to 150nm. An inner hard coating layer 50 and an inner protective coating layer 51 are sequentially disposed on the surface of central optical zone 20 from inside to outside. The outer lane composite film layer 40 that sets up alone can increase the definition, and the cooperation is the microlens unit 31 of spiral divergent form range, effectively improves the lens and eliminates out of focus's effect, adjusts out of focus to eye defocus, reduces the fatigue of eye muscle, compares progressive no peripheral astigmatism region, and the visual zone is wide, uses more for comfortablely.

To sum up, this utility model discloses a set up at the lens surface and leave the focus district, be equipped with in the out-of-focus district and be the spiral and disperse the microlens unit that the form was arranged, the compound rete in outer lane that the cooperation set up alone improves the lens and adjusts out-of-focus effect, can more effectually widen the visual area, can not cause eyestrain because of relapse switching when joining in marriage near-far switch, can carry out fine protection to the eye, avoid the visual area narrow in the past, along with visual area conversion, with the tired trouble of eye.

While the foregoing description shows and describes several preferred embodiments of the invention, it is to be understood, as noted above, that the invention is not limited to the forms disclosed herein, but is not intended to be exhaustive or to exclude other embodiments and may be used in various other combinations, modifications, and environments and is capable of changes within the scope of the inventive concept as expressed herein, commensurate with the above teachings, or the skill or knowledge of the relevant art. But that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the invention, which is to be limited only by the claims appended hereto.

Claims

1. A composite film layer resin defocused lens, comprising:

a central optical zone located in the center of the lens body;

the defocusing optical area is positioned on the outer side of the lens body, is arranged on the outer ring of the central optical area in an encircling manner, and has a surface lower than that of the central optical area;

a plurality of microlens units disposed in the out-of-focus optical zone, the microlens units being arranged in a helical divergence;

the setting is in the outer lane compound rete on out of focus optics district surface, the compound rete of outer lane includes that from interior to exterior sets gradually: the outer ring is provided with a hard film layer, a first outer ring anti-reflection film layer, a second outer ring anti-reflection film layer and an outer ring protective film layer;

and the inner ring hardadded film layer and the inner ring protective film layer are sequentially arranged on the surface of the central optical area from inside to outside.

2. The composite film layer resin afocal lens of claim 1, wherein the central optical zone is circular.

3. The composite film layer resin afocal lens of claim 2, wherein the central optical zone is 16-23mm in diameter.

4. The composite film layer resin afocal lens according to claim 1, wherein the microlens units are concave circular.

5. The composite film layer resin afocal lens of claim 1, wherein the central optical zone and the out-of-focus optical zone are joined by a curved surface.

6. The composite film layer resin afocal lens according to claim 1, wherein the outer composite film layer has a thickness of 120nm to 150nm.