CN218332192U

CN218332192U - Novel multi-point type resin out-of-focus lens

Info

Publication number: CN218332192U
Application number: CN202222223964.5U
Authority: CN
Inventors: 朱海林
Original assignee: Jiangsu Perfect Optical Co ltd
Current assignee: Jiangsu Perfect Optical Co ltd
Priority date: 2022-08-24
Filing date: 2022-08-24
Publication date: 2023-01-17
Anticipated expiration: 2032-08-24

Abstract

The utility model discloses a novel multipoint mode resin out of focus lens, it includes: a central optical zone located at the center of the lens body, wherein the outer side of the central optical zone is provided with a central zone convex surface; the far-vision optical zone is positioned on the upper side of the lens body, the far-vision optical zone is adjacent to the central optical zone, and the outer side of the far-vision optical zone is provided with a convex surface of the far-vision zone; the myopia optical zone is positioned on the lower side of the lens body, the myopia optical zone is adjacent to the central optical zone, and a myopia zone convex surface is arranged on the outer side of the myopia optical zone; and the defocusing optical zone is positioned between the central optical zone and the far-vision optical zone and the near-vision optical zone, and a first defocusing zone and a second defocusing zone are arranged at intervals in the defocusing optical zone. The utility model discloses a rationally set up central optics district, hyperopia optics district, myopia optics district and out of focus optics district, can effectually widen the vision zone, can carry out fine protection to the eye, avoid the visual zone narrow in the past, along with the visual zone conversion, with asthenopia's trouble.

Description

Novel multi-point type resin out-of-focus lens

Technical Field

The utility model belongs to the technical field of out of focus lens, specifically speaking relates to a novel multipoint mode 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 no matter seeing far or near, so that the eye disorder is caused inevitably, the eyeballs are over-stressed, and the nausea cycle of continuous increase of the degree of the glasses is caused.

The common myopia glasses only meet the requirement of far seeing, are not suitable for the habits of far seeing and writing of teenagers, are not in accordance with the eye using mechanism of the teenagers, and when the eyes are switched from far seeing to near seeing, the eyeball shaft cannot follow up the speed of adjustment and change, so that the object to be seen is behind the eyeball shaft, eye fatigue can be caused after repeated times, and the degree of myopia is further deepened. 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 novel multi-point type resin out of focus lens is provided, this lens can effectually widen the vision region through rationally setting up central optics district, far vision optics district, near-sighted optics district and out of focus optics district, can carry out fine protection to the eye, avoids the visual region narrow in the past, along with the visual region conversion, with the tired trouble of eye.

In order to solve the technical problem, the utility model discloses a novel multipoint mode resin out of focus lens, it includes: a central optical zone located at the center of the lens body, wherein the outer side of the central optical zone is provided with a central zone convex surface;

the far-vision optical zone is positioned on the upper side of the lens body, the far-vision optical zone is adjacent to the central optical zone, and the outer side of the far-vision optical zone is provided with a convex surface of the far-vision zone;

the myopia optical area is positioned on the lower side of the lens body, is adjacent to the central optical area, and is provided with a myopia area convex surface on the outer side;

the first out-of-focus annular zone and the second out-of-focus annular zone are arranged at intervals in the out-of-focus optical zone, the first out-of-focus annular zone is symmetrically arranged on two sides of the central optical zone, the second out-of-focus annular zone is symmetrically arranged outside the first out-of-focus annular zone, and a plurality of out-of-focus units are arranged in the first out-of-focus annular zone and the second out-of-focus annular zone.

According to the utility model discloses an embodiment, wherein above-mentioned out of focus unit is the circular of indent.

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

According to an embodiment of the present invention, the central region convex surface and the far vision region convex surface and the near vision region convex surface are in curved surface transition.

According to an embodiment of the present invention, the defocus unit diopter of the first defocus zone is-2D to-3D, and the defocus unit diopter of the second defocus zone is-3D to-5D.

Compared with the prior art, the utility model discloses can obtain including following technological effect: the lens body is reasonably provided with a central optical area, a far vision optical area, a near vision optical area and a defocusing optical area. The visual area can be more effectively widened, eye fatigue can not be caused by repeated switching during distance and near switching, eyes can be well protected, and the trouble that the visual area is narrow in the past and eye fatigue is used along with visual area conversion is avoided.

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 novel multi-point resin defocused lens according to an embodiment of the present invention;

fig. 2 is a side view of a novel multi-point resin defocused lens according to an embodiment of the present invention.

Reference numerals

The optical lens comprises a lens body 10, a central optical zone 20, a central zone convex surface 21, a far vision optical zone 30, a far vision zone convex surface 31, a near vision optical zone 40, a near vision zone convex surface 41, a focus optical zone 50, a first out-of-focus zone 51, a second out-of-focus zone 52 and an out-of-focus unit 60.

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.

Referring to fig. 1 and fig. 2, fig. 1 is a front view of a novel multi-point resin defocused lens according to an embodiment of the present invention; fig. 2 is a side view of a novel multi-point resin defocused lens according to an embodiment of the present invention.

As shown, a novel multi-point resin out-of-focus lens comprises: a central optical area 20 located at the center of the lens body 10, wherein the outer side of the central optical area 20 is provided with a central area convex surface 21; a far vision optical zone 30 located on the upper side of the lens body 10, wherein the far vision optical zone 30 is adjacent to the central optical zone 20, and the outer side of the far vision optical zone 30 is provided with a far vision zone convex surface 31; a near optical zone 40 located on the lower side of the lens body 10, wherein the near optical zone 40 is adjacent to the central optical zone 20, and a near zone convex surface 41 is provided on the outer side of the near optical zone 40; the defocus optical zone 50 is located between the central optical zone 20 and the far-vision optical zone 30 and the near-vision optical zone 40, a first defocus zone 51 and a second defocus zone 52 are arranged at intervals in the defocus optical zone 50, the first defocus zone 51 is symmetrically arranged on two sides of the central optical zone 20, the second defocus zone 52 is symmetrically arranged outside the first defocus zone 51, and a plurality of defocus units 60 are arranged in the first defocus zone 51 and the second defocus zone 52.

The utility model discloses an among the embodiment, four regions of lens body shaping play in the mould realize progressively out of focus conversion, have solved the user and have seen the object of different distances and need different luminosity, reduce the problem that eye muscle loaded.

Specifically, the central optical zone 20 is located at the center of the lens body 10, and preferably, the central optical zone 20 is circular. The outside of the central optical zone 20 has a central zone convex surface 21 which surrounds the fitting cross, is arranged in a circle, covers the area occupied by daily head-up and provides corrective power for normal astigmatism, myopia or hyperopia.

The distance vision optical zone 30 is located on the upper side of the lens body 10, and the distance vision optical zone 30 is adjacent to the central optical zone 20, and the outer side of the distance vision optical zone 30 has a distance vision zone convex surface 31. Is convenient to see far away and can be suitable for the requirements of driving environment.

The near optical zone 40 is located at the lower side of the lens body 10, and the near optical zone 40 is adjacent to the central optical zone 20, and a near zone convex surface 41 is provided at the outer side of the near optical zone 40. The pen is convenient to see and is used in reading and writing environments.

Wherein, through the curved surface transition between central zone convex surface 21 and far vision district convex surface 31, the near vision district convex surface 41, three kinds of regional functions are independent each other, mutually noninterfere, can realize separately adjusting, realize progressively defocus conversion more effectively, have effectively solved the user and have seen the object of different distances and need different luminosity, reduce the problem of eye muscle load.

Further, the out-of-focus optical zone 50 is located between the central optical zone 20 and the far-vision optical zone 30 and the near-vision optical zone 40, a first out-of-focus zone 51 and a second out-of-focus zone 52 are arranged at intervals in the out-of-focus optical zone 50, the first out-of-focus zone 51 is symmetrically arranged on two sides of the central optical zone 20, the second out-of-focus zone 52 is symmetrically arranged outside the first out-of-focus ring 51, and a plurality of out-of-focus units 60 are arranged in the first out-of-focus zone 51 and the second out-of-focus zone 52. Preferably, the defocus unit 60 has a concave circular shape. The defocus unit diopter of the first defocus zone 51 ranges from-2D to-3D, and the defocus unit diopter of the second defocus zone 52 ranges from-3D to-5D.

Set up first out of focus zone 51 and second out of focus zone 52 of interval, the diopter of first out of focus zone 51 and second out of focus zone 52 is inconsistent, can more effective regulation out of focus effect, to the out of focus regulation of eye, reduces the fatigue of eye muscle, compares the progressive no peripheral astigmatism area, and the visual zone is wide, uses more for comfortablely.

To sum up, the utility model discloses a reasonable central optics district, far vision optics district, near-sighted optics district and the optics district of out of focus that sets up on the lens body. The visual area can be more effectively widened, eye fatigue can not be caused by repeated switching during distance and near switching, eyes can be well protected, and the trouble that the visual area is narrow in the past and eye fatigue is used along with visual area conversion is avoided.

The foregoing description shows and describes several preferred embodiments of the present invention, but as aforementioned, it is to be understood that the invention is not limited to the forms disclosed herein, and is not to be construed as excluding other embodiments, but is capable of use 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 as defined by the appended claims.

Claims

1. A novel multi-point resin defocusing lens is characterized by comprising:

a central optical zone located in the center of the lens body, the outer side of the central optical zone having a central zone convex surface;

a distance vision optical zone on the upper side of the lens body, the distance vision optical zone being adjacent to the central optical zone, the distance vision optical zone having a distance vision zone convex surface on the outer side;

a near optical zone located on the lower side of the lens body, wherein the near optical zone is adjacent to the central optical zone, and a near zone convex surface is arranged on the outer side of the near optical zone;

the defocus optical zone is positioned between the central optical zone and the far vision optical zone and between the near vision optical zone, a first defocus zone and a second defocus zone which are spaced are arranged in the defocus optical zone, the first defocus zone is symmetrically arranged on two sides of the central optical zone, the second defocus zone is symmetrically arranged outside the first defocus zone, and a plurality of defocus units are arranged in the first defocus zone and the second defocus zone.

2. The novel multi-point resin defocus lens as claimed in claim 1, wherein the defocus unit is a concave circular shape.

3. The novel multi-point resin defocus lens of claim 1 wherein the central optical zone is circular.

4. The novel multi-point resin-defocused lens as claimed in claim 1, wherein the convex surface of said central zone is in curved transition with the convex surface of far vision zone and the convex surface of near vision zone.

5. The novel multi-point resin defocused lens as claimed in claim 1, wherein the defocused unit diopter of the first defocused zone is from-2D to-3D, and the defocused unit diopter of the second defocused zone is from-3D to-5D.