CN218497288U

CN218497288U - Correcting lens

Info

Publication number: CN218497288U
Application number: CN202223092633.9U
Authority: CN
Inventors: 明道平
Original assignee: Duoguang Xiamen Glasses Co ltd
Current assignee: Duoguang Xiamen Glasses Co ltd
Priority date: 2022-11-21
Filing date: 2022-11-21
Publication date: 2023-02-17
Anticipated expiration: 2032-11-21

Abstract

The utility model discloses a correct lens, including the lens body, intermediate position on the lens body divide into accommodation area and non-accommodation area, accommodation area is located non-accommodation area's below, accommodation area is equipped with a plurality of regulation cones, all tops of adjusting the cone are to lens body center slope, all top and the line L1 at bottom center of adjusting the cone and the line L2 at bottom center and lens body center of adjusting the cone form the acute angle between, accommodation area is different at the correction number of degrees of adjusting the cone and the number of degrees of lens body, accommodation area is the same with non-accommodation area's number of degrees and lens body's number of degrees except that the part of adjusting the cone. The utility model discloses apply to in the glasses, the cone of slope can follow bottom to top full play to the regulatory action of eyes, and bigger ground restraines the eye axis and increases. The sight is not shielded by the adjusting area when the user looks far, so that the pressure generated by transition adjustment is avoided, and the user can keep relaxed when looking far.

Description

Correcting lens

Technical Field

The utility model belongs to the technical field of the technique of glasses and specifically relates to a lens structure for correcting eyesight is related to.

Background

In recent years, the myopia of children and teenagers in China has the tendency of high incidence and low age, and the physical and mental health of children is seriously influenced, so that the problem causes high social attention. Myopia has become one of the major public health problems affecting the growth and development of children and teenagers in China and the health of the people. Statistical data show that the myopia rate of primary and secondary school students in China exceeds 50%, and the average 10 high school students in high school students have at least 8 myopia. The damage caused by myopia is slow, and the myopia has long-term influence and harm on physical and mental health of children and the whole life, particularly for children, so that the myopia prevention and control and the aging are important in the myopia prevention and control work of teenagers. The experts remind that the vision degree and the length of the eye axis of the child should be regularly checked and continuously recorded so as to find problems as early as possible, intervene in time and slow down the hypo-aging of the myopia.

Currently, there are many functional lens technologies for correcting myopia and hyperopia, such as a micro-structured lens disclosed in CN202221340288.3, an ophthalmic lens disclosed in CN201310628174.8, a lens for myopia correction disclosed in CN200680044123.9, a lens element disclosed in CN202123299149.9, a lens element disclosed in CN201980075044.1, and so on. However, the above-mentioned patent techniques are carefully analyzed, and it is found through a lot of experiments that these patent techniques collectively form a plurality of convex structures in the middle of the lens, the convex structures are spherical-crown-shaped island regions, the convex structures extend toward the front of the lens along the direction perpendicular to the lens, and the farthest ends of the convex structures, i.e., the highest points of the spherical-crown-shaped island regions, are formed. When such a lens is assembled to eyeglasses, the effect of the projection structure extending only forward is not significant in suppressing the growth of the eye axis when the lens is worn and used, and the effect of adjusting the eye is not ideal. In addition, a plurality of protruding structures are concentrated in the middle of the lens, the sight line of the whole eye is completely shielded, and the eye is adjusted when the user looks far away due to the fact that the user needs to pass through the protruding structures no matter the user looks far away or near, so that eye pressure is increased during transition adjustment, and discomfort is caused.

Therefore, the inventor conducts deep research and analysis on the structure of the existing correcting functional lens by virtue of rich experience in the eyeglass industry for a long time, continuously improves the structure, conducts a large amount of experiments and tests, and designs a novel correcting lens, so that the scheme is generated.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a correct lens, through the cone structure of specific shape when wearing, adjust eyes, realize restraining the eye axis and increase.

A secondary object of the present invention is to provide a corrective lens, which can keep comfortable when looking away, and avoid the pressure generated by the transition adjustment.

In order to achieve the above purpose, the solution of the utility model is:

the utility model provides a correct lens, including the lens body, the intermediate position on the lens body divide into regulation area and non-regulation area, regulation area is located non-regulation area's below, regulation area is equipped with a plurality of regulation cones, the top of all regulation cones inclines to lens body center, form the acute angle between the line L1 of the top of all regulation cones and bottom center and the line L2 of the bottom center of regulation cone and lens body center, the correction number of degrees of regulation area at the regulation cone is different with the number of degrees of lens body, the number of degrees of regulation area part and non-regulation area except that adjust the cone is the same with the number of degrees of lens body.

The adjusting cone is a pyramid or a cone.

The height of the adjusting cone is 0.5-1.5mm, for example, 1mm is designed, which is equivalent to 300 degrees.

The adjusting cones are annularly arranged from the center to the periphery of the lens body.

The adjusting cone is arranged from the center of the lens body to the periphery in a gradually expanding trend.

The boundary of the adjusting area and the non-adjusting area is a straight line or an arc line.

The straight line boundary line is positioned above the center of the lens body, or passes through the center of the lens body, or is positioned below the center of the lens body.

The boundary line of the arc line is in a shape with a low middle part and high two ends, so that the adjusting area is in a crescent shape.

The lens body is a lens with correction power or a plano lens.

After the structure of the utility model is adopted, the utility model discloses change the spherical crown shape island shape protruding structure that is used for playing the regulatory action among the prior art into the cone structure to design into the top of cone structure and incline to lens body center, the lens applies to in glasses like this, and when wearing the use, the cone of slope can follow bottom to top full play and to the regulatory action of eyes, and the bigger degree ground restraines the axis of the eye and increases, is showing the increase to eye regulatory effect.

Further, the utility model discloses only form the regulation region in the below of lens intermediate position, and the top remains the non-regulation region, like this, sees through the non-regulation region of top, can not shelter from the sight by the regulation region when seeing far away, just can not be by regulation region's influence yet, and remain original correction effect of lens, avoid transition to adjust and the pressure that produces, make and to keep light when seeing far away, no discomfort produces.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments are briefly described below. It is to be understood that the following drawings illustrate only certain embodiments of this invention and are therefore not to be considered limiting of its scope, for those skilled in the art to which it pertains without inventive faculty, and that other related drawings may be derived therefrom.

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

fig. 2 is a cross-sectional view of a first embodiment of the present invention;

FIG. 3 is an enlarged view of a portion of FIG. 2;

fig. 4 is a schematic structural diagram of a second embodiment of the present invention;

fig. 5 is a schematic structural diagram of a third embodiment of the present invention.

Description of the reference symbols

The lens comprises a lens body 10, an adjusting area 1, a non-adjusting area 2, an adjusting cone 3, a center C, a connecting line L1, a connecting line L2, a dividing line L3, an acute angle a, a correcting power X and a correcting power Y.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

It should be noted that the terms upper, lower, left, right, inner, outer, first, second, etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate a technical feature indicated unless explicitly defined otherwise.

Referring to fig. 1 to 5, the present invention discloses a corrective lens, which includes a lens body 10. The intermediate position on the lens body 10 (the intermediate position is shown by a broken line in the figure in order to increase the visibility) is divided into an adjustment area 1 and a non-adjustment area 2. The conditioning zone 1 is located below the non-conditioning zone 2. The adjusting area 1 is provided with a plurality of adjusting cones 3, the tops of all the adjusting cones 3 incline towards the center C of the lens body 10, and an acute angle a is formed between a connecting line L1 of the tops and the bottoms of all the adjusting cones 3 and a connecting line L2 of the bottoms of the adjusting cones 3 and the center C of the lens body 10, so that the tops of all the adjusting cones 3 are towards the inside of the lens body 10 and are aligned with the middle when viewed from any direction. The portion of the accommodative region 1 other than the accommodative cone 3 has a corrective power Y, the non-accommodative region 2 also has a corrective power Y, and the lens body 10 also has a corrective power Y, i.e., the portion of the accommodative region 1 other than the accommodative cone 3 has the same corrective power as the non-accommodative region 2 and the lens body 10, for correcting the ametropia of the eye. The accommodation cone 3 of the accommodation region 1 has a correction power X, i.e., the accommodation region 1 differs from the correction power of the lens body 10 at the accommodation cone 3 for accommodating the eye, focusing the image on a position other than the retina of the eye, suppressing the growth of the axis of the eye, and controlling the progression of ametropia of the eye.

The utility model discloses change the spherical crown shape island shape protruding structure that is used for playing the regulatory action among the prior art into the cone structure to the top that will adjust cone 3 designs into to the slope of lens body 10 center C, and the lens applies to in the glasses like this, when wearing the use, the regulatory cone 3 of slope can follow bottom to top full play to the regulatory action of eyes, and the bigger ground restraines the axis of the eye and increases, and control eyes are showing the increase to ametropia's development, to eyes regulation effect. And simultaneously, the utility model discloses only form accommodation area 1 in the below of lens body 10 intermediate position, and remain non-accommodation area 2 in the top of lens body 10 intermediate position, the top of lens body 10 intermediate position does not have the regulating action promptly, thus, when seeing far away, can see through the non-accommodation area 2 of top, do not shelter from the sight by accommodation area 1, just also can not intervene by accommodation area 1 regulation cone 11, the influence, and keep the original correction effect of lens body 10, avoid transition regulation and the eye pressure that produces, make and keep light when seeing far away, do not have uncomfortable sense and produce.

The utility model discloses further can with adjust the cone 3 design for pyramid or circular cone, nevertheless need guarantee to design into the form of lens body 10 center C slope with the top to reach full play to the regulatory action of eyes, suppress the eye axis to increase by a bigger degree, control eyes to ametropia's development.

The utility model discloses further can with the height design of adjusting cone 3 is 0.5-1.5mm, for example, design for 1mm is equivalent to 300 degrees promptly. The specific height can be determined according to the actual need of adjusting and inhibiting the growth of the axis of the eye.

The utility model discloses it is further general adjust cone 3 by the central C of lens body 10 to be the annular arrangement around to. Moreover, the adjusting cone 3 may be gradually enlarged from the center C of the lens body 10 to the periphery, that is, the adjusting cone 3 near the center C of the lens body 10 is smaller, and the adjusting cone 3 far from the center C of the lens body 10 is gradually enlarged. The number of the adjusting cones 3 and the density of the arrangement are not limited by the attached drawings and can be determined according to the design requirements.

The utility model discloses further will adjust regional 1 and the regional 2 boundary L3 design of non-regulation for straight line or pitch arc. For example, the straight line L3 shown in fig. 1 is located above the center C of the lens body 10 to form the adjustment area 1 in a large semicircular shape, the straight line L3 shown in fig. 4 passes through the center C of the lens body 10 to form the adjustment area 1 in a regular semicircular shape, or the straight line L3 is located below the center C of the lens body 10 (not shown) to form the adjustment area 1 in a small semicircular shape, and the curved line L3 shown in fig. 5 is low in the middle and high at both ends to form the adjustment area 1 in a crescent shape. The specific form of the boundary line L3 is not limited by the drawings, and may be other forms required for design, which are not listed herein. The boundary L3 of different shapes makes the shape and size of the adjusting area 1 different, and the adjusting function is slightly different, but no matter what shape, all according to the specific embodiments made by the idea of the present invention, all belong to the protection scope of the present invention.

It should be noted that, the lens body 10 of the present invention may be a flat lens, besides a lens with a correction power Y, and only the adjustment cone 3 of the adjustment area 1 has a correction power X. The product is suitable for people without ametropia, and can be used for inhibiting eye axis growth. For example, children without myopia can wear the product during the development period, and the effect of prevention is achieved.

The above description is only an implementation example of the present invention, and is not a limitation to the protection scope of the present invention. It should be noted that after reading this description, those skilled in the art can make equivalent changes according to the design concept of the present application, which fall within the protection scope of the present application.

Claims

1. A corrective lens, characterized by: the correcting lens comprises a lens body, wherein the middle position on the lens body is divided into a regulating area and a non-regulating area, the regulating area is positioned below the non-regulating area, the regulating area is provided with a plurality of regulating cones, the tops of all the regulating cones incline to the center of the lens body, an acute angle is formed between a connecting line L1 between the top and the bottom center of the regulating cone and a connecting line L2 between the bottom center of the regulating cone and the center of the lens body, the correcting power of the regulating area on the regulating cone is different from that of the lens body, and the power of the regulating area except the regulating cone and the power of the non-regulating area are the same as that of the lens body.

2. The corrective lens of claim 1, wherein: the adjusting cone is a pyramid or a cone.

3. The corrective lens of claim 1, wherein: the adjusting cones are annularly arranged around the center of the lens body to the periphery.

4. The corrective lens of claim 1, wherein: the adjusting cone is arranged from the center of the lens body to the periphery in a gradually expanding trend.

5. The corrective lens of claim 1, wherein: the boundary between the regulated area and the non-regulated area is a straight line or an arc line.

6. The corrective lens of claim 5, wherein: the straight line boundary is positioned above the center of the lens body, or passes through the center of the lens body, or is positioned below the center of the lens body.

7. The corrective lens of claim 5, wherein: the boundary line of the arc line is in a shape with a low middle part and high two ends, so that the adjusting area is in a crescent shape.

8. The corrective lens of claim 1, wherein: the height of the adjusting cone is 0.5-1.5mm.

9. The corrective lens of claim 1, wherein: the lens body is a lens with a correction power or a plano lens.