CN115097651A - Myopia-preventing glasses lens with symmetrical compound eye structure and preparation method thereof - Google Patents
Myopia-preventing glasses lens with symmetrical compound eye structure and preparation method thereof Download PDFInfo
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- CN115097651A CN115097651A CN202210836297.XA CN202210836297A CN115097651A CN 115097651 A CN115097651 A CN 115097651A CN 202210836297 A CN202210836297 A CN 202210836297A CN 115097651 A CN115097651 A CN 115097651A
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- 208000001491 myopia Diseases 0.000 title claims abstract description 46
- 150000001875 compounds Chemical class 0.000 title claims abstract description 39
- 238000002360 preparation method Methods 0.000 title claims abstract description 16
- 239000011521 glass Substances 0.000 title claims abstract description 10
- 230000003287 optical effect Effects 0.000 claims abstract description 105
- 230000004379 myopia Effects 0.000 claims abstract description 36
- 230000002093 peripheral effect Effects 0.000 claims abstract description 28
- 230000002265 prevention Effects 0.000 claims abstract description 28
- 238000004140 cleaning Methods 0.000 claims abstract description 8
- 239000000758 substrate Substances 0.000 claims abstract description 7
- 238000002679 ablation Methods 0.000 claims abstract description 6
- 238000000608 laser ablation Methods 0.000 claims abstract description 6
- 238000000034 method Methods 0.000 claims description 17
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims description 10
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 5
- 238000004590 computer program Methods 0.000 claims description 5
- 239000008367 deionised water Substances 0.000 claims description 5
- 229910021641 deionized water Inorganic materials 0.000 claims description 5
- 238000001035 drying Methods 0.000 claims description 5
- 239000012535 impurity Substances 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Chemical compound O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 5
- 210000001508 eye Anatomy 0.000 abstract description 46
- 210000001525 retina Anatomy 0.000 abstract description 22
- 230000004423 myopia development Effects 0.000 abstract description 4
- 210000005252 bulbus oculi Anatomy 0.000 abstract description 3
- 230000000638 stimulation Effects 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 4
- 230000004402 high myopia Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000004438 eyesight Effects 0.000 description 2
- 230000005043 peripheral vision Effects 0.000 description 2
- 206010047571 Visual impairment Diseases 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 238000003491 array Methods 0.000 description 1
- 208000003464 asthenopia Diseases 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000008773 effect on children Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000877 morphologic effect Effects 0.000 description 1
- 230000004515 progressive myopia Effects 0.000 description 1
- 230000004936 stimulating effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 208000024891 symptom Diseases 0.000 description 1
- 208000029257 vision disease Diseases 0.000 description 1
- 230000004393 visual impairment Effects 0.000 description 1
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- G—PHYSICS
- G02—OPTICS
- G02C—SPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES
- G02C7/00—Optical parts
- G02C7/02—Lenses; Lens systems ; Methods of designing lenses
- G02C7/04—Contact lenses for the eyes
- G02C7/041—Contact lenses for the eyes bifocal; multifocal
- G02C7/044—Annular configuration, e.g. pupil tuned
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/36—Removing material
- B23K26/362—Laser etching
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K26/00—Working by laser beam, e.g. welding, cutting or boring
- B23K26/60—Preliminary treatment
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- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Optics & Photonics (AREA)
- Plasma & Fusion (AREA)
- Mechanical Engineering (AREA)
- Health & Medical Sciences (AREA)
- Ophthalmology & Optometry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Eyeglasses (AREA)
Abstract
The invention discloses a myopia prevention spectacle lens with a symmetrical compound eye structure, which comprises an optical lens, wherein the optical lens comprises two optical areas which are alternately arranged, the two optical areas comprise a central effective light area and a peripheral focusing area, the central effective light area is positioned in the middle of the optical lens, and the peripheral focusing area is formed by symmetrically arranging a plurality of micro lenses with the same size and dimension around the central effective light area. The invention also discloses a preparation method of the myopia prevention glasses lens with the symmetrical compound eye structure, which comprises the steps of substrate cleaning, substrate fixing and ablation preparation and femtosecond laser ablation. The invention enables the object to generate uniform defocusing amount when the object is imaged by the micro-lens array, enables the short-distance light rays to converge and then enter the eye, can avoid stimulation of eyeballs by peripheral divergent light rays, enables the object image to be more accurately transmitted in the center of the retina, thereby slowing down the elongation of the eye axis and effectively preventing the development of myopia caused by over-adjustment.
Description
Technical Field
The invention relates to the technical field of optical lenses, in particular to a myopia prevention spectacle lens with a symmetrical compound eye structure and a preparation method thereof.
Background
Myopia is mainly characterized in that parallel rays of light are refracted by a dioptric system of the eye in a relaxed state, a focus point falls in front of a retina, and a clear image cannot be formed on the retina, and the eye is particularly shown in fig. 1. According to epidemiological data. Children and teenagers are good-sighted people, have more symptoms and are easy to develop into high myopia. Studies have shown that high myopia may lead to severe visual impairment and may not be corrected by normal lenses, increasing the risk of problems after the elderly. Although the eye fatigue can be relieved to a certain extent by keeping the correct eye using habit and reasonably increasing outdoor activities, the myopia can be effectively prevented. But for children who are already myopic, it is far from enough to avoid developing high myopia simply by developing normal lifestyle habits. Therefore, it is of great interest to invent a lens element that can inhibit or slow down the progression of myopia.
Disclosure of Invention
The invention aims to provide a pair of myopia prevention glasses lenses with symmetrical compound eye structures and a preparation method thereof, a first refractive power is generated by the central effective optical zone, the image is focused on the center of the retina of the eye, the peripheral defocusing area with the symmetrical structure focuses the image on the retina or in front of the retina, so that the object generates uniform defocusing amount when being imaged by the micro-lens array, the effect that the central vision and the peripheral vision of the retina are clearer is achieved, the short-distance light rays can be converged and enter the eye, can avoid the stimulation of the eyeball by peripheral divergent light rays, ensure that the object influence can be more accurately transmitted in the center of the retina, thereby slowing down the elongation of the axis of the eyes, effectively preventing the development of myopia caused by over-adjustment, and particularly having good effect on children and teenagers so as to solve the problems provided by the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
a pair of myopia prevention spectacle lenses with a symmetrical compound eye structure comprises optical lenses, wherein each optical lens comprises two optical areas which are alternately arranged, the two optical areas are located between the center and the periphery of each optical lens, each optical area comprises a central effective light area and a peripheral focusing-off area, the central effective light area is located in the middle of each optical lens, and each peripheral focusing-off area is formed by symmetrically arranging a plurality of micro lenses with the same size and size around the central effective light area.
Preferably, in the anti-myopia spectacle lens with the symmetrical compound eye structure according to the present invention, the central effective light area is a circular area having a diameter of 3 to 9 mm in a middle portion of the optical lens or a regular polygonal area having a symmetry axis of 3 to 9 mm.
Preferably, as the myopia prevention spectacle lens with the symmetrical compound eye structure, a plurality of microlenses with the same size and dimension are arranged in a circular or regular polygon mode around the central effective light area by 10-200 rings.
A preparation method of a myopia prevention spectacle lens with a symmetrical compound eye structure comprises the following steps:
s1, cleaning a base material: carrying out ultrasonic bath on the optical lens by an ultrasonic cleaner, removing impurities on the surface of the optical lens, and drying for later use;
s2, substrate fixing and ablation preparation: fixing an optical lens on a three-dimensional precision workbench, starting a femtosecond laser, and focusing a femtosecond laser beam on the surface of the optical lens through an optical focusing lens;
s3, femtosecond laser ablation: the movement of the three-dimensional precise workbench is controlled by a computer program, so that the focus of the femtosecond laser beam is ablated on the surface of the optical lens to form a plurality of micro lenses with the same size and dimension which are arranged in a close and orderly manner, and two optical areas which are alternately arranged between the central effective area and the peripheral focusing area are formed on the optical lens, wherein the central effective area is positioned in the middle of the optical lens, the peripheral focusing area is a circular or regular polygon which is formed by symmetrically arranging a plurality of micro lenses with the same size and dimension formed by ablating the surface of the optical lens around the central effective area, and finally the myopia prevention spectacle lens with the symmetrical compound eye structure is formed.
Preferably, in the S1, acetone, alcohol and deionized water are sequentially added into an ultrasonic cleaner to perform ultrasonic bath on the optical lens, and the cleaning time is 5-15 min.
As a preferable method for preparing an anti-myopia spectacle lens with a symmetrical compound eye structure of the present invention, the initial energy of the femtosecond laser beam emitted by the femtosecond laser device in S2 and focused on the surface of the optical lens is 20 MW.
Preferably, in the method for manufacturing a pair of glasses for preventing myopia with a symmetrical compound eye structure, the numerical aperture NA of the optical focusing lens in S2 is 0.8.
Preferably, in the preparation method of the myopia prevention eyeglass lens with the symmetrical compound eye structure, the femtosecond laser in the S3 emits femtosecond laser beams with the pulse width of 50fs, the central wavelength of 800nm and the repetition frequency of 1 KHz.
Preferably, in the method for manufacturing a myopia prevention eyeglass lens with a symmetrical compound eye structure, the central effective light area in S3 is a circular area with a diameter of 3 to 9 mm in the middle of the optical lens or a regular polygon area with a symmetry axis of 3 to 9 mm.
Preferably, in the S3, the microlenses with the same size and size are arranged in 10 to 200 rings around the central effective light area in a circular or regular polygonal manner.
Compared with the prior art, the invention has the beneficial effects that:
the invention mainly aims at the people who have myopia, and particularly has good effect for children and teenagers, the central effective light area positioned in the middle of the optical lens generates first refractive power, the image is focused on the center of the retina of the eye, and the peripheral defocusing area of the symmetrical structure formed by a plurality of microlenses with the same size and size on the periphery of the central effective light area focuses the image on the retina or in front of the retina, so that an object generates uniform defocusing amount when being imaged by the microlens array, the effect that the central vision and the peripheral vision of the retina are clearer is achieved, the elongation of the axis of the eye is slowed down, and the myopia development caused by over-regulation can be effectively prevented; compared with other types of myopia prevention glasses, the lens of the myopia prevention glasses with the symmetrical compound eye structure can enable short-distance light rays to converge and enter eyes, can prevent peripheral divergent light rays from stimulating eyeballs, enables object images to be transmitted in the center of retina more accurately, and accordingly effectively slows down the development of myopia; meanwhile, the micro-lens arrays with different morphological and structural parameters can be prepared according to the actual conditions of patients, so that the requirements of different myopes are met.
Drawings
FIG. 1 is a schematic diagram of a path of light rays entering the eyes of a myopic patient;
FIG. 2 is a schematic view of a pair of glasses for preventing myopia with symmetrical compound eye structure according to the present invention;
FIG. 3 is a schematic view of the path of light rays entering the eyes of a myopic patient through the anti-myopia spectacle lenses of the symmetrical compound eye structure of the present invention;
fig. 4 is a schematic flow chart of a method for manufacturing a myopia prevention spectacle lens with a symmetrical compound eye structure according to the present invention.
In the figure: 1. an optical lens; 2. a peripheral defocus region; 3. the central effective light area.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Thus, the following detailed description of the embodiments of the present invention, as presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be obtained by a person skilled in the art without inventive efforts based on the embodiments of the present invention, are within the scope of protection of the present invention.
Example 1
A pair of anti-myopia spectacle lenses with a symmetrical compound eye structure comprises an optical lens 1, wherein the optical lens 1 comprises two optical areas which are alternately arranged, the two optical areas are positioned between the center and the periphery of the optical lens 1, the two optical areas comprise a central effective light area 3 and a peripheral focusing area 2, the central effective light area 3 is positioned in the middle of the optical lens 1 and is a circular area with the diameter of 3 mm, and the circular area is used for generating a first refractive power and focusing an image on the center of a retina of an eye; the peripheral focusing region 2 is formed by symmetrically arranging a plurality of microlenses with the same size and dimension around the central effective light region 3, specifically is a circle formed by a plurality of microlenses with 10 rings arranged in the same size and dimension, and is used for focusing an image on a retina or in front of the retina, slowing down the elongation of the axis of the eye and relieving the situation of myopia deepening.
A preparation method of a myopia prevention spectacle lens with a symmetrical compound eye structure comprises the following steps:
s1, cleaning a base material: sequentially adding acetone, alcohol and deionized water into an ultrasonic cleaner to perform ultrasonic bath on the optical lens 1 for 5min, removing impurities on the surface of the optical lens 1, and drying for later use;
s2, substrate fixing and ablation preparation: fixing an optical lens 1 on a three-dimensional precise workbench, starting a femtosecond laser, and focusing a femtosecond laser beam with initial energy of 20MW to the surface of the optical lens 1 through an optical focusing lens with numerical aperture NA of 0.8;
s3, femtosecond laser ablation: the movement of a three-dimensional precise workbench is controlled by a computer program, so that a femtosecond laser beam focus is ablated on the surface of an optical lens 1 to form a plurality of micro lenses with the same size and size which are closely and orderly arranged, a femtosecond laser device emits a femtosecond laser beam with the pulse width of 50fs, the central wavelength of 800nm and the repetition frequency of 1KHz, and two alternately arranged optical areas of a central effective area 3 and a peripheral focusing area 2 are formed on the optical lens, wherein the central effective area 3 is positioned in the middle of the optical lens 1, the peripheral focusing area 2 is formed by symmetrically arranging a plurality of micro lenses with the same size and size formed by ablating the surface of the optical lens 1 around the central effective area 3, 10 rings are specifically arranged, and finally the myopia prevention lens with a symmetrical compound eye structure is formed.
Example 2
A pair of anti-myopia spectacle lenses with a symmetrical compound eye structure comprises an optical lens 1, wherein the optical lens 1 comprises two optical areas which are alternately arranged, the two optical areas are positioned between the center and the periphery of the optical lens 1, the two optical areas comprise a central effective light area 3 and a peripheral focusing area 2, the central effective light area 3 is positioned in the middle of the optical lens 1 and is a circular area with the diameter of 6 mm, and the circular area is used for generating a first refractive power and focusing an image on the center of a retina of an eye; the peripheral focusing region 2 is formed by symmetrically arranging a plurality of microlenses with the same size and dimension around the central effective light region 3, specifically is a regular hexagon formed by a plurality of microlenses with 100 rings arranged in the same size and dimension, and is used for focusing an image on the retina or in front of the retina, slowing down the elongation of the axis of the eye and relieving the situation of myopia deepening.
A preparation method of a myopia prevention spectacle lens with a symmetrical compound eye structure comprises the following steps:
s1, cleaning a base material: sequentially adding acetone, alcohol and deionized water into an ultrasonic cleaner to perform ultrasonic bath on the optical lens 1 for 10min, removing impurities on the surface of the optical lens 1, and drying for later use;
s2, substrate fixing and ablation preparation: fixing an optical lens 1 on a three-dimensional precise workbench, starting a femtosecond laser, and focusing a femtosecond laser beam with initial energy of 20MW to the surface of the optical lens 1 through an optical focusing lens with numerical aperture NA equal to 0.8;
s3, femtosecond laser ablation: the movement of a three-dimensional precise workbench is controlled by a computer program to enable a femtosecond laser beam focus to be ablated on the surface of an optical lens 1 to form a plurality of micro lenses with the same size and size which are closely and orderly arranged, a femtosecond laser device emits a femtosecond laser beam with the pulse width of 50fs, the central wavelength of 800nm and the repetition frequency of 1KHz, so that two optical areas which are alternately arranged of a central effective area 3 and a peripheral focusing area 2 are formed on the optical lens, wherein the central effective area 3 is positioned in the middle of the optical lens 1, the peripheral focusing area 2 is formed by symmetrically arranging a plurality of micro lenses with the same size and size formed by ablating the surface of the optical lens 1 around the central effective area 3, 100 rings are specifically arranged, and finally the myopia-preventing lens with a symmetrical compound eye structure is formed.
Example 3
A pair of anti-myopia spectacle lenses with a symmetrical compound eye structure comprises an optical lens 1, wherein the optical lens 1 comprises two optical areas which are alternately arranged, the two optical areas are positioned between the center and the periphery of the optical lens 1, each optical area comprises a central effective light area 3 and a peripheral focusing area 2, the central effective light area 3 is positioned in the middle of the optical lens 1 and is a regular hexagon area with a symmetry axis of 9 mm, and the regular hexagon area is used for generating a first refractive power and focusing an image on the center of a retina of an eye; the peripheral focusing region 2 is formed by symmetrically arranging a plurality of microlenses with the same size and dimension around the central effective light region 3, specifically is a regular hexagon formed by a plurality of microlenses with 200 rings arranged in the same size and dimension, and is used for focusing an image on the retina or in front of the retina, slowing down the elongation of the axis of the eye and relieving the situation of myopia deepening.
A preparation method of a myopia prevention spectacle lens with a symmetrical compound eye structure comprises the following steps:
s1, cleaning a base material: sequentially adding acetone, alcohol and deionized water into an ultrasonic cleaner to perform ultrasonic bath on the optical lens 1 for 15min, removing impurities on the surface of the optical lens 1, and drying for later use;
s2, substrate fixing and ablation preparation: fixing an optical lens 1 on a three-dimensional precise workbench, starting a femtosecond laser, and focusing a femtosecond laser beam with initial energy of 20MW to the surface of the optical lens 1 through an optical focusing lens with numerical aperture NA equal to 0.8;
s3, femtosecond laser ablation: the movement of a three-dimensional precise workbench is controlled by a computer program to enable a femtosecond laser beam focus to be ablated on the surface of an optical lens 1 to form a plurality of micro lenses with the same size and size which are closely and orderly arranged, a femtosecond laser device emits a femtosecond laser beam with the pulse width of 50fs, the central wavelength of 800nm and the repetition frequency of 1KHz, so that two optical areas which are alternately arranged of a central effective area 3 and a peripheral focusing area 2 are formed on the optical lens, wherein the central effective area 3 is positioned in the middle of the optical lens 1, the peripheral focusing area 2 is formed by symmetrically arranging a plurality of micro lenses with the same size and size formed by ablating the surface of the optical lens 1 around the central effective area 3, 200 rings are specifically arranged, and finally the myopia-preventing glasses lens with a symmetrical compound eye structure is formed.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (10)
1. The utility model provides a myopia prevention glasses lens of symmetrical formula compound eye structure which characterized in that: the optical lens comprises an optical lens (1), wherein the optical lens (1) comprises two optical areas which are alternately arranged, the two optical areas are positioned between the center and the periphery of the optical lens (1), the two optical areas comprise a central effective light area (3) and a peripheral focusing area (2), the central effective light area (3) is positioned in the middle of the optical lens (1), and the peripheral focusing area (3) is formed by symmetrically arranging a plurality of micro lenses with the same size and size around the central effective light area (3).
2. A spectacle lens for myopia prevention in a symmetrical compound eye configuration as claimed in claim 1, wherein: the central effective light area (3) is a circular area with the diameter of 3-9 mm in the middle of the optical lens (1) or a regular polygon area with the symmetry axis of 3-9 mm.
3. A spectacle lens for myopia prevention in a symmetrical compound eye configuration as claimed in claim 1, wherein: and a plurality of micro lenses with the same size and size are arranged in a mode of a circle or a regular polygon around the central effective light area (3) by 10-200 rings.
4. A method for preparing a myopia prevention spectacle lens with a symmetrical compound eye structure according to any one of claims 1 to 3, which comprises the following steps:
s1, cleaning a base material: carrying out ultrasonic bath on the optical lens by an ultrasonic cleaner, removing impurities on the surface of the optical lens, and drying for later use;
s2, substrate fixing and ablation preparation: fixing an optical lens on a three-dimensional precision workbench, starting a femtosecond laser, and focusing a femtosecond laser beam on the surface of the optical lens through an optical focusing lens;
s3, femtosecond laser ablation: the movement of the three-dimensional precise workbench is controlled by a computer program, so that the focus of the femtosecond laser beam is ablated on the surface of the optical lens to form a plurality of micro lenses with the same size and dimension which are arranged in a close and orderly manner, and two optical areas which are alternately arranged between the central effective area and the peripheral focusing area are formed on the optical lens, wherein the central effective area is positioned in the middle of the optical lens, the peripheral focusing area is a circular or regular polygon which is formed by symmetrically arranging a plurality of micro lenses with the same size and dimension formed by ablating the surface of the optical lens around the central effective area, and finally the myopia prevention spectacle lens with the symmetrical compound eye structure is formed.
5. The method for preparing a myopia prevention spectacle lens with a symmetrical compound eye structure according to claim 4, wherein the method comprises the following steps: and in the step S1, acetone, alcohol and deionized water are sequentially added into an ultrasonic cleaner to carry out ultrasonic bath on the optical lens, and the cleaning time is 5-15 min.
6. The method for preparing a myopia prevention spectacle lens with a symmetrical compound eye structure according to claim 4, wherein the method comprises the following steps: the initial energy of the femtosecond laser beam emitted by the femtosecond laser in the S2 and focused on the surface of the optical lens is 20 MW.
7. The method for preparing a myopia prevention spectacle lens with a symmetrical compound eye structure according to claim 4, wherein the method comprises the following steps: in S2, the numerical aperture NA of the optical focusing lens is 0.8.
8. The method for preparing a myopia prevention spectacle lens with a symmetrical compound eye structure according to claim 4, wherein the method comprises the following steps: in S3, the femtosecond laser emits femtosecond laser beam with pulse width of 50fs, center wavelength of 800nm, and repetition frequency of 1 KHz.
9. The method for preparing a myopia prevention spectacle lens with a symmetrical compound eye structure according to claim 4, wherein the method comprises the following steps: the central effective light area in the S3 is a circular area with a diameter of 3 to 9 mm in the middle of the optical lens or a regular polygon area with a symmetry axis of 3 to 9 mm.
10. The method for preparing a myopia prevention spectacle lens with a symmetrical compound eye structure according to claim 4, wherein the method comprises the following steps: and in the S3, the multiple microlenses with the same size and size are arranged in 10-200 rings around the central effective light area in a circular or regular polygon mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210836297.XA CN115097651A (en) | 2022-07-15 | 2022-07-15 | Myopia-preventing glasses lens with symmetrical compound eye structure and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210836297.XA CN115097651A (en) | 2022-07-15 | 2022-07-15 | Myopia-preventing glasses lens with symmetrical compound eye structure and preparation method thereof |
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| CN115097651A true CN115097651A (en) | 2022-09-23 |
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| CN102757014A (en) * | 2012-06-21 | 2012-10-31 | 西安交通大学 | Preparation method of glass rod surface micro-lens array |
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| CN104808268A (en) * | 2014-01-29 | 2015-07-29 | 西安交通大学 | Multifocal lens and processing device and method thereof |
| US20170131567A1 (en) * | 2015-11-06 | 2017-05-11 | Hoya Lens Thailand Ltd. | Spectacle Lens |
| US20210018762A1 (en) * | 2019-07-19 | 2021-01-21 | Clerio Vision, Inc. | Myopia Progression Treatment |
| CN215494400U (en) * | 2021-06-09 | 2022-01-11 | 苏州明世光学科技有限公司 | Myopia out-of-focus spectacle lens with superposed micro-lenses |
| CN114609799A (en) * | 2022-01-30 | 2022-06-10 | 苏州明世光学科技有限公司 | Out-of-focus spectacle lens and preparation mold thereof |
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2022
- 2022-07-15 CN CN202210836297.XA patent/CN115097651A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102757014A (en) * | 2012-06-21 | 2012-10-31 | 西安交通大学 | Preparation method of glass rod surface micro-lens array |
| CN104678572A (en) * | 2013-11-29 | 2015-06-03 | 豪雅镜片泰国有限公司 | Glass lens |
| CN104808268A (en) * | 2014-01-29 | 2015-07-29 | 西安交通大学 | Multifocal lens and processing device and method thereof |
| US20170131567A1 (en) * | 2015-11-06 | 2017-05-11 | Hoya Lens Thailand Ltd. | Spectacle Lens |
| US20210018762A1 (en) * | 2019-07-19 | 2021-01-21 | Clerio Vision, Inc. | Myopia Progression Treatment |
| CN215494400U (en) * | 2021-06-09 | 2022-01-11 | 苏州明世光学科技有限公司 | Myopia out-of-focus spectacle lens with superposed micro-lenses |
| CN114609799A (en) * | 2022-01-30 | 2022-06-10 | 苏州明世光学科技有限公司 | Out-of-focus spectacle lens and preparation mold thereof |
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