CN220509230U - Curve gradual change type multi-point defocus myopia prevention and control lens - Google Patents
Curve gradual change type multi-point defocus myopia prevention and control lens Download PDFInfo
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- CN220509230U CN220509230U CN202322337268.1U CN202322337268U CN220509230U CN 220509230 U CN220509230 U CN 220509230U CN 202322337268 U CN202322337268 U CN 202322337268U CN 220509230 U CN220509230 U CN 220509230U
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- 208000001491 myopia Diseases 0.000 title claims abstract description 27
- 230000004379 myopia Effects 0.000 title claims abstract description 27
- 230000002265 prevention Effects 0.000 title claims abstract description 23
- 230000008859 change Effects 0.000 title claims abstract description 15
- 239000000758 substrate Substances 0.000 claims abstract description 24
- 229920003002 synthetic resin Polymers 0.000 claims abstract description 13
- 239000000057 synthetic resin Substances 0.000 claims abstract description 13
- 230000003373 anti-fouling effect Effects 0.000 claims abstract description 12
- 238000000576 coating method Methods 0.000 claims abstract description 9
- 239000004372 Polyvinyl alcohol Substances 0.000 claims abstract description 8
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 8
- 239000011248 coating agent Substances 0.000 claims abstract description 8
- 239000000463 material Substances 0.000 claims abstract description 8
- 229920002451 polyvinyl alcohol Polymers 0.000 claims abstract description 8
- 229910052814 silicon oxide Inorganic materials 0.000 claims abstract description 8
- 229920002284 Cellulose triacetate Polymers 0.000 claims description 4
- NNLVGZFZQQXQNW-ADJNRHBOSA-N [(2r,3r,4s,5r,6s)-4,5-diacetyloxy-3-[(2s,3r,4s,5r,6r)-3,4,5-triacetyloxy-6-(acetyloxymethyl)oxan-2-yl]oxy-6-[(2r,3r,4s,5r,6s)-4,5,6-triacetyloxy-2-(acetyloxymethyl)oxan-3-yl]oxyoxan-2-yl]methyl acetate Chemical compound O([C@@H]1O[C@@H]([C@H]([C@H](OC(C)=O)[C@H]1OC(C)=O)O[C@H]1[C@@H]([C@@H](OC(C)=O)[C@H](OC(C)=O)[C@@H](COC(C)=O)O1)OC(C)=O)COC(=O)C)[C@@H]1[C@@H](COC(C)=O)O[C@@H](OC(C)=O)[C@H](OC(C)=O)[C@H]1OC(C)=O NNLVGZFZQQXQNW-ADJNRHBOSA-N 0.000 claims description 4
- 230000000750 progressive effect Effects 0.000 claims 5
- 230000001681 protective effect Effects 0.000 claims 1
- 230000004438 eyesight Effects 0.000 abstract description 16
- 239000003086 colorant Substances 0.000 abstract description 3
- 230000000007 visual effect Effects 0.000 description 13
- 239000011521 glass Substances 0.000 description 10
- 230000008901 benefit Effects 0.000 description 5
- 238000000149 argon plasma sintering Methods 0.000 description 4
- 208000003464 asthenopia Diseases 0.000 description 4
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- ILJSQTXMGCGYMG-UHFFFAOYSA-N triacetic acid Chemical compound CC(=O)CC(=O)CC(O)=O ILJSQTXMGCGYMG-UHFFFAOYSA-N 0.000 description 3
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- 208000029091 Refraction disease Diseases 0.000 description 1
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- Surface Treatment Of Optical Elements (AREA)
Abstract
The utility model relates to the technical field of myopia prevention and control lenses, and discloses a curve gradual change type multipoint defocusing myopia prevention and control lens which comprises a substrate layer, wherein a hardening layer is arranged at the upper end of the substrate layer, a tone layer is arranged at the upper end of the hardening layer, an anti-reflection layer is arranged at the upper end of the tone layer, and an anti-fouling layer is arranged at the upper end of the anti-reflection layer. The curve gradual change type multipoint defocusing myopia prevention and control lens is provided with a substrate layer made of a synthetic resin material, the weight is lighter, the wearing is comfortable, the synthetic resin can have different refractive indexes according to the needs, the curve gradual change type multipoint defocusing myopia prevention and control lens is suitable for vision correction, a hardened layer made of silicon oxide can remarkably improve the scratch resistance of the eyeglass lens, the risk of surface scratches is reduced, various colors can be set by adopting a color tone layer made of a polyvinyl alcohol film, aesthetic and functional requirements such as blue-light-resistant lenses are met, and reflection on the surface of the lenses is reduced by adopting an anti-reflection layer made of an AR coating.
Description
Technical Field
The utility model relates to the technical field of myopia prevention and control lenses, in particular to a curve gradual change type multipoint defocusing myopia prevention and control lens.
Background
Myopia is a common vision problem, also known as shortsightedness. In myopia, the eye's optical focus is in front of the retina, causing distant objects to appear blurred or unclear, while near objects can be seen clearly. In conventional single vision lenses, the focal point is typically located in the foveal region of the retina, thus providing correction for central vision, but may have some effect on the imaging quality of the peripheral vision, so that vision correction is typically performed using a multi-point defocus myopia prevention and control lens having multiple optical zones that provide clear vision at different vision distances, helping to reduce vision discomfort for myopes at multiple vision distances.
Chinese utility model bulletin number: CN 217739645U, disclosing: a curve gradually changing type multi-point defocusing lens provides a diopter which accords with a prescription for vision ametropia better so as to ensure clear central vision, meets normal vision requirements of a wearer in the far vision, adopts a convex dome meter with different diopters and light addition in other circular ring structures, can eliminate peripheral myopia defocusing of eyeballs of myopes, has better myopia prevention and control effects, does not provide scratch-proof and antifouling coatings, and is easy to wear after long-time use, so that the use is influenced.
Disclosure of Invention
(one) solving the technical problems
Aiming at the defects of the prior art, the utility model provides a curve gradual change type multipoint defocus myopia prevention and control lens for solving the problems in the background.
(II) technical scheme
In order to achieve the above purpose, the present utility model provides the following technical solutions: curve gradual change formula multiple spot defocus myopia prevention and control lens, including the substrate layer, the upper end of substrate layer is provided with the hardening layer, the upper end of hardening layer is provided with the tone layer, the upper end of tone layer is provided with the anti-reflection layer, the upper end of anti-reflection layer is provided with the antifouling layer, the center of substrate layer is provided with the refraction correction district, the outside in refraction correction district is provided with intervenes the district, the upper end of substrate layer is provided with the micro-convex lens, the outside in intervening the district is provided with the defocus district.
Preferably, the intervention area is composed of a plurality of circles of micro convex lenses, and the refraction correction area is hexagonal in shape.
Through the technical scheme, the hexagonal refraction correction area can optimize the visual field and provide a wider visual field range.
Preferably, the diameters of the plurality of circles of the micro convex lenses are gradually enlarged from inside to outside, and 24-72 micro convex lenses are arranged in each circle.
Through the technical scheme, the design of the gradual-change amplification-type micro convex lens can help people to adapt to gradual adjustment of focus more easily, reduce the sense of inadaptation to the lens, better imitate natural focus switching, provide higher visual comfort, and reduce visual fatigue and uncomfortable sense.
Preferably, each circle of the micro convex lens is hexagonal in shape, and the defocus amount of the micro convex lens ranges from 2.00D to 2.5D.
Through the technical scheme, the defocus amount range of the micro convex lens is 2.00D-2.5D, and the micro convex lens is suitable for visual requirements of different distances.
Preferably, the substrate layer is made of a synthetic resin material, the hardening layer is made of silicon oxide, the tone layer is made of a polyvinyl alcohol film, the anti-reflection layer is made of an AR coating, and the anti-fouling layer is made of a cellulose triacetate film.
Through the technical scheme, the substrate layer made of the synthetic resin material is light in weight and comfortable to wear, the synthetic resin can have different refractive indexes according to requirements, the glass lens is suitable for vision correction, the scratch resistance of the glass lens can be obviously improved by the hardened layer made of the silicon oxide, the risk of surface scratches is reduced, various colors can be set by the color tone layer made of the polyvinyl alcohol film, the aesthetic and functional requirements such as blue-resistant glass are met, the reflection of the surface of the glass lens is reduced by the anti-reflection layer made of the AR coating, the transparency is improved, the light scattering is reduced, the glare is reduced, and the adhesion of pollutants such as dirt, grease and fingerprints on the glass lens is reduced by the anti-pollution layer made of the triacetate cellulose film, so that the glass lens is easier to clean.
Preferably, the diameter of the refractive correction zone is 10 mm-15 mm and the diameter of the intervention zone is 30 mm-35 mm.
Through the technical scheme, the intervention area with larger diameter is used for solving the problem of multi-point defocus, so that focus switching is smoother and more natural, and the performance of the multi-point defocus lens is improved.
Compared with the prior art, the utility model provides the curve gradual change type multipoint defocus myopia prevention and control lens which has the following beneficial effects:
1. the curve gradual change type multipoint defocus myopia prevention and control lens has the advantages that the hexagonal refraction correction area can optimize the visual field, a wider visual field range is provided, the design of the gradual change type amplifying micro convex lens can help people to adapt to gradual adjustment of focuses more easily, the sense of inadaptation to the lens is reduced, natural focus switching is simulated better, higher visual comfort is provided, visual fatigue and sense of discomfort are reduced, the defocus range of the micro convex lens is 2.00D-2.5D, and the lens is suitable for visual requirements of different distances.
2. The curve gradual change type multi-point defocusing myopia prevention and control lens is provided with a substrate layer made of a synthetic resin material, the mass is lighter, the wearing is comfortable, the synthetic resin can have different refractive indexes according to the requirement, the curve gradual change type multi-point defocusing myopia prevention and control lens is suitable for vision correction, a hardened layer made of silicon oxide can remarkably improve the scratch resistance of the eyeglass lens, the risk of surface scratches is reduced, various colors can be set by adopting a color tone layer made of a polyvinyl alcohol film, so that aesthetic and functional requirements, such as a blue-light resistant lens, an anti-reflection layer made of an AR coating, reflection on the surface of the lens is reduced, transparency is improved, light scattering is reduced, glare is reduced, an anti-fouling layer made of a triacetate cellulose film is used for reducing the adhesion of pollutants such as dirt, grease, fingerprints and the like on the lens, cleaning is easier, and an intervention area with larger diameter is used for treating the multi-point defocusing problem, so that focus switching is smoother and natural, and the performance of the multi-point defocusing lens is improved.
Drawings
FIG. 1 is a schematic perspective view of the present utility model;
FIG. 2 is a schematic top view of the present utility model;
FIG. 3 is a schematic view of a three-dimensional cross-sectional structure of the present utility model;
FIG. 4 is a schematic cross-sectional view of the present utility model.
Wherein: 1. a substrate layer; 2. a hardening layer; 3. a tone layer; 4. an anti-reflection layer; 5. an anti-fouling layer; 6. a refractive correction zone; 7. an intervention area; 8. a micro convex lens; 9. and (3) out-of-focus area.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Embodiment one:
as shown in fig. 1-4, the curve gradual change type multipoint defocus myopia prevention and control lens provided by the utility model comprises a substrate layer 1, wherein a hardening layer 2 is arranged at the upper end of the substrate layer 1, a tone layer 3 is arranged at the upper end of the hardening layer 2, an anti-reflection layer 4 is arranged at the upper end of the tone layer 3, an anti-fouling layer 5 is arranged at the upper end of the anti-reflection layer 4, a refraction correction area 6 is arranged at the center of the substrate layer 1, an intervention area 7 is arranged at the outer side of the refraction correction area 6, a micro-convex lens 8 is arranged at the upper end of the substrate layer 1, and a defocus area 9 is arranged at the outer side of the intervention area 7.
Specifically, the intervention area 7 is formed by a plurality of circles of micro convex lenses 8, and the refraction correction area 6 is hexagonal in shape. The advantage is that the hexagonal refractive correction zone 6 can optimize the field of view, providing a wider field of view.
Specifically, the diameters of the multiple circles of the micro convex lenses 8 are gradually enlarged from inside to outside, and 24-72 micro convex lenses 8 are arranged in each circle. The design of the gradually-changed amplifying micro-convex lens 8 can help people to adapt to gradually adjusting the focus more easily, reduce the sense of inadaptation to the lens, better imitate natural focus switching, provide higher visual comfort and reduce visual fatigue and sense of discomfort.
Specifically, each circle of the micro convex lens 8 is hexagonal in shape, and the defocus amount of the micro convex lens 8 is in the range of 2.00D-2.5D. The micro convex lens 8 has the advantages that the defocus amount range of the micro convex lens 8 is 2.00D-2.5D, and the micro convex lens is suitable for the visual requirements of different distances.
Embodiment two:
as shown in fig. 2-4, as an improvement over the previous embodiment.
Specifically, the substrate layer 1 is made of a synthetic resin material, the hardening layer 2 is made of silicon oxide, the tone layer 3 is made of a polyvinyl alcohol film, the anti-reflection layer 4 is made of an AR coating, and the anti-fouling layer 5 is made of a cellulose triacetate film. The glass has the advantages that the substrate layer 1 made of the synthetic resin material is light in weight and comfortable to wear, the synthetic resin can have different refractive indexes according to requirements, the glass is suitable for vision correction, the hardened layer 2 made of the silicon oxide can remarkably improve the scratch resistance of the glass lens, the risk of surface scratches is reduced, the tone layer 3 made of the polyvinyl alcohol film can be provided with various tones so as to meet aesthetic and functional requirements, such as an anti-blue glass lens, the anti-reflection layer 4 made of the AR coating reduces reflection on the surface of the lens, transparency is improved, light scattering is reduced, glare is reduced, and the anti-fouling layer 5 made of the triacetate cellulose film reduces the adhesion of pollutants such as dirt, grease, fingerprints and the like on the lens, so that cleaning is easier.
In particular, the diameter of the refractive correction zone 6 is between 10mm and 15mm and the diameter of the intervention zone 7 is between 30mm and 35mm. The advantage is that the larger diameter intervention zone 7 is used for solving the multi-point defocus problem, so that the focus switching is smoother and more natural, and the performance of the multi-point defocus lens is improved.
Working principle: the substrate layer 1 made of synthetic resin materials is light in weight and comfortable to wear, the synthetic resin can have different refractive indexes according to requirements, the hardened layer 2 made of silicon oxide can obviously improve the scratch resistance of the eyeglass lens and reduce the risk of surface scratches, the tone layer 3 made of a polyvinyl alcohol film can be provided with various tones so as to meet aesthetic and functional requirements, such as a blue-light-resistant lens, the anti-reflection layer 4 made of an AR coating reduces reflection on the surface of the lens, transparency is improved, light scattering is reduced, glare is reduced, the anti-pollution layer 5 made of a cellulose triacetate film reduces adhesion of pollutants such as dirt, grease and fingerprints on the lens, cleaning is easier, the hexagonal refraction correction area 6 can optimize the visual field, a wider visual field range is provided, the design of the graded-amplification-shaped micro-convex lens 8 can help people to adapt to gradually adjusting the focus, the sense of incompatibility of the lens is reduced, natural focus switching is better imitated, visual comfort is improved, visual fatigue and discomfort are reduced, and the structure is reasonable.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. Curve gradual change formula multiple spot defocus myopia prevention and control lens, including substrate layer (1), its characterized in that: the anti-fouling protective film comprises a substrate layer (1), wherein a hardening layer (2) is arranged at the lower end of the substrate layer (1), a tone layer (3) is arranged at the upper end of the hardening layer (2), an anti-reflection layer (4) is arranged at the upper end of the tone layer (3), an anti-fouling layer (5) is arranged at the upper end of the anti-reflection layer (4), a refraction correction area (6) is arranged at the center of the substrate layer (1), an intervention area (7) is arranged at the outer side of the refraction correction area (6), a micro-convex lens (8) is arranged at the upper end of the substrate layer (1), and a defocusing area (9) is arranged at the outer side of the intervention area (7).
2. The curve progressive multi-point defocus myopia prevention and control lens according to claim 1, wherein: the intervention area (7) is composed of a plurality of circles of micro convex lenses (8), and the refraction correction area (6) is hexagonal in shape.
3. The curve progressive multi-point defocus myopia prevention and control lens according to claim 1, wherein: the diameters of the rings of the micro convex lenses (8) are gradually enlarged from inside to outside, and 24-72 micro convex lenses (8) are arranged in each ring.
4. The curve progressive multi-point defocus myopia prevention and control lens according to claim 1, wherein: the shape of each circle of the micro convex lens (8) is hexagonal, and the defocus amount of the micro convex lens (8) is in the range of 2.00D-2.5D.
5. The curve progressive multi-point defocus myopia prevention and control lens according to claim 1, wherein: the substrate layer (1) is made of a synthetic resin material, the hardening layer (2) is made of silicon oxide, the tone layer (3) is made of a polyvinyl alcohol film, the anti-reflection layer (4) is made of an AR coating, and the anti-fouling layer (5) is made of a cellulose triacetate film.
6. The curve progressive multi-point defocus myopia prevention and control lens according to claim 1, wherein: the diameter of the refraction correction area (6) is 10 mm-15 mm, and the diameter of the intervention area (7) is 30 mm-35 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322337268.1U CN220509230U (en) | 2023-08-30 | 2023-08-30 | Curve gradual change type multi-point defocus myopia prevention and control lens |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322337268.1U CN220509230U (en) | 2023-08-30 | 2023-08-30 | Curve gradual change type multi-point defocus myopia prevention and control lens |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220509230U true CN220509230U (en) | 2024-02-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322337268.1U Active CN220509230U (en) | 2023-08-30 | 2023-08-30 | Curve gradual change type multi-point defocus myopia prevention and control lens |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220509230U (en) |
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2023
- 2023-08-30 CN CN202322337268.1U patent/CN220509230U/en active Active
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