CN221101187U - Composite progressive convex lens sheet - Google Patents
Composite progressive convex lens sheet Download PDFInfo
- Publication number
- CN221101187U CN221101187U CN202323105227.6U CN202323105227U CN221101187U CN 221101187 U CN221101187 U CN 221101187U CN 202323105227 U CN202323105227 U CN 202323105227U CN 221101187 U CN221101187 U CN 221101187U
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- China
- Prior art keywords
- layer
- progressive
- blue light
- protective
- fixedly connected
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- 230000000750 progressive effect Effects 0.000 title claims abstract description 49
- 239000002131 composite material Substances 0.000 title claims abstract description 15
- 230000001681 protective effect Effects 0.000 claims abstract description 38
- 230000002929 anti-fatigue Effects 0.000 claims abstract description 16
- 150000001875 compounds Chemical class 0.000 claims description 5
- 230000003678 scratch resistant effect Effects 0.000 claims description 4
- 239000004677 Nylon Substances 0.000 claims description 3
- 239000004734 Polyphenylene sulfide Substances 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 229920001778 nylon Polymers 0.000 claims description 3
- 239000004417 polycarbonate Substances 0.000 claims description 3
- 229920000515 polycarbonate Polymers 0.000 claims description 3
- 229920000069 polyphenylene sulfide Polymers 0.000 claims description 3
- 239000011347 resin Substances 0.000 claims description 3
- 229920005989 resin Polymers 0.000 claims description 3
- 230000003667 anti-reflective effect Effects 0.000 claims 1
- 230000002265 prevention Effects 0.000 abstract description 10
- 238000007790 scraping Methods 0.000 abstract description 3
- 239000011521 glass Substances 0.000 description 3
- 230000002035 prolonged effect Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000004438 eyesight Effects 0.000 description 1
- 210000000887 face Anatomy 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000003595 mist Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 208000001491 myopia Diseases 0.000 description 1
- 230000004379 myopia Effects 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 201000010041 presbyopia Diseases 0.000 description 1
- 210000001525 retina Anatomy 0.000 description 1
- 238000006748 scratching Methods 0.000 description 1
- 230000002393 scratching effect Effects 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
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- Eyeglasses (AREA)
Abstract
The utility model discloses a composite progressive convex lens sheet, and relates to the technical field of composite progressive convex lens sheets. According to the progressive sheet body, the blue light prevention layer is arranged on the bottom surface of the progressive sheet body, the anti-fatigue layer is arranged on the bottom surface of the blue light prevention layer, the protective rings are fixedly connected around the surfaces of the progressive sheet body, the blue light prevention layer and the anti-fatigue layer together, the protective shells are fixedly connected around the surfaces of the protective rings, the middle parts of the upper surface and the lower surface of the protective shells are in a disconnected state, a plurality of clamping grooves are formed in two disconnected surfaces of the protective shells, a plurality of clamping blocks matched with the clamping grooves are fixedly connected to the two disconnected surfaces of the protective shells, the protective shells comprise an anti-scraping layer, an anti-static layer and an anti-fog layer, and the surfaces of the anti-scraping layer are fixedly connected with the inner wall of the anti-static layer. According to the utility model, the progressive slice body is protected by the protective shell, so that the progressive slice body is prevented from being scratched, and when the protective shell is worn, the progressive slice body is continuously used by replacing the protective shell.
Description
Technical Field
The utility model relates to the technical field of composite progressive convex lens sheets, in particular to a composite progressive convex lens sheet.
Background
A compound progressive addition lens is a special lens for correcting vision, and is composed of a plurality of portions each having a different refractive power, a positive lens above the lens for correcting myopia, and a negative lens below the lens for correcting presbyopia, the refractive powers of the two portions being gradually changed over the lens so that light can be focused on the retina at different distances.
Based on that some compound progressive convex lens are made of plastic materials, the scratch resistance is poor, and in the using process, certain scratches can be generated due to the fact that the cleaning mode is not opposite and the glasses are not placed, the using definition of the lens can be affected, meanwhile, the service life of the lens is greatly shortened, and the compound progressive convex lens cannot be used continuously. To this end, we propose a composite progressive lenticular sheet.
Disclosure of utility model
The utility model adopts the following technical scheme for realizing the purposes:
The utility model provides a compound progressive convex lens piece, includes progressive piece body, the bottom surface of progressive piece body is provided with the anti-blue light layer the bottom surface on anti-blue light layer is provided with anti-fatigue layer, the common fixedly connected with guard ring around progressive piece body, anti-blue light layer, anti-fatigue layer surface, fixedly connected with guard shell around the guard ring surface, the middle part on two sides about the guard shell is the state of disconnection, a plurality of block grooves have all been seted up to two disconnection faces of guard shell, two disconnection face fixedly connected with of guard shell a plurality of block pieces with block groove assorted, the guard shell includes anti-scratch layer, antistatic layer, anti-fog layer, the surface on anti-scratch layer and the inner wall fixed connection on antistatic layer, the surface on antistatic layer and the inner wall fixed connection on anti-fog layer protect progressive piece body through the guard shell, block groove and block can prevent that the guard shell from producing the fracture for the guard shell uses more firmly, when the guard shell produces the wearing and tearing, through carrying out the realization progressive piece to the guard shell.
Further, the blue light prevention layer is a blue light prevention film.
Further, the anti-fatigue layer is an anti-reflection film.
Further, the material of the protective ring is resin.
Further, the scratch-resistant layer is made of polycarbonate.
Further, the antistatic layer is made of PA nylon.
Further, the anti-fog layer is made of polyphenylene sulfide.
Further, chamfers are formed around the surfaces of the upper side and the lower side of the protective shell.
The beneficial effects of the utility model are as follows:
1. according to the utility model, the progressive sheet body is protected by the protective shell, and is isolated from the outside, so that the progressive sheet body is not scratched, meanwhile, the protective shell is formed by the scratch-resistant layer, the antistatic layer and the anti-fog layer, so that the protective shell has high scratch resistance and strong antistatic performance, the adhesion of dust can be reduced, meanwhile, the protective shell has stronger hydrophobicity, water mist is difficult to adhere, the service life of the protective shell can be prolonged, and the protective shell can be replaced when worn, so that the progressive sheet body can be continuously used.
2. According to the utility model, the radiation of blue light is reduced through the anti-blue light layer, so that eyes are protected from being damaged by the blue light, the light transmission quantity of the progressive lens body is increased through the anti-fatigue layer, stray light is reduced, the visual effect is ensured, the fatigue of eyes is reduced, the progressive lens body, the anti-blue light layer and the anti-fatigue layer are reinforced through the protective ring, the lens is prevented from being damaged when the protective shell is replaced, the service life of the protective shell is prolonged through the anti-scratch layer, the anti-static layer and the anti-fog layer, and the service effect of the lens is improved.
3. The utility model avoids the cheek or nose bridge from being scratched by the edge of the lens through chamfering, and reduces the thickness of the edge of the lens, thereby reducing the weight and cost of the glasses.
Drawings
FIG. 1 is a schematic view of a front cross-sectional structure of the present utility model;
FIG. 2 is an enlarged schematic view of the portion A of FIG. 1 according to the present utility model;
FIG. 3 is a schematic illustration of the structure of the break-away face of the protective shell of the present utility model;
FIG. 4 is a schematic perspective view of the present utility model;
Reference numerals: 1. a progressive slice body; 2. a blue light prevention layer; 3. an anti-fatigue layer; 4. a protective ring; 5. a protective shell; 6. a clamping groove; 7. a clamping block; 501. a scratch-resistant layer; 502. an antistatic layer; 503. an anti-fog layer; 8. chamfering.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present utility model more clear, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model.
As shown in fig. 1-4, a composite progressive convex lens sheet comprises a progressive lens body 1, wherein a blue light prevention layer 2 is arranged on the bottom surface of the progressive lens body 1, an anti-fatigue layer 3 is arranged on the bottom surface of the blue light prevention layer 2, a protective ring 4 is fixedly connected around the surfaces of the progressive lens body 1, the blue light prevention layer 2 and the anti-fatigue layer 3 together, a protective shell 5 is fixedly connected around the surfaces of the protective ring 4, the middle parts of the upper surface and the lower surface of the protective shell 5 are in a disconnected state, a plurality of clamping grooves 6 are respectively arranged on two disconnected surfaces of the protective shell 5, a plurality of clamping blocks 7 matched with the clamping grooves 6 are fixedly connected on the two disconnected surfaces of the protective shell 5, the protective shell 5 comprises a scratch prevention layer 501, an anti-static layer 502 and an anti-fog layer 503, the surface of anti-scratch layer 501 and the inner wall fixed connection of anti-static layer 502, the surface of anti-static layer 502 and the inner wall fixed connection of anti-fog layer 503 protect progressive piece body 1 through protecting shell 5, keep apart progressive piece body 1 and external world, make progressive piece body 1 can not receive scraping, simultaneously, because protecting shell 5 comprises anti-scratch layer 501, anti-static layer 502, anti-fog layer 503, make the anti-scratch of protecting shell 5 high, anti-static performance is strong, can reduce the attachment of dust, simultaneously have stronger hydrophobicity, make the water smoke be difficult to adhere to, can increase the life of protecting shell 5, when protecting shell 5 produces wearing and tearing, can change it, thereby realize the sustainable use of progressive piece body 1.
As shown in fig. 1-2, in some embodiments, the anti-blue light layer 2 is an anti-blue light film, the anti-fatigue layer 3 is an anti-reflection film, the protective ring 4 is made of resin, the anti-scratch layer 501 is made of polycarbonate, the anti-static layer 502 is made of PA66 nylon, the anti-fog layer 503 is made of polyphenylene sulfide, the radiation of blue light is reduced through the anti-blue light layer 2 to protect eyes from being damaged by blue light, the light transmission amount of the progressive lens body 1 is increased through the anti-fatigue layer 3, stray light is reduced, visual effect is ensured, the fatigue of eyes is reduced, the progressive lens body 1, the anti-blue light layer 2 and the anti-fatigue layer 3 are reinforced through the protective ring 4, damage to lenses during replacement of the protective shell 5 is prevented, the service life of the protective shell 5 is prolonged through the anti-scratch layer 501, the anti-static layer 502 and the anti-fog layer 503, and the use effect of the lenses is improved.
As shown in fig. 1-4, in some embodiments, the upper and lower side surfaces of the protective shell 5 are provided with chamfers 8 around them, which avoid scratching cheeks or bridge of nose by the edges of the lenses, and reduce the thickness of the edges of the lenses, thereby reducing the weight and cost of the glasses.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present utility model. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model. Thus, the present utility model is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (8)
1. The utility model provides a compound progressive convex lens piece, includes progressive piece body (1), its characterized in that, the bottom surface of progressive piece body (1) is provided with prevents blue light layer (2) the bottom surface of preventing blue light layer (2) is provided with antifatigue layer (3), jointly fixedly connected with guard ring (4) around progressive piece body (1), prevent blue light layer (2), antifatigue layer (3) surface, fixedly connected with guard shell (5) around guard ring (4) surface, the middle part on upper and lower two sides of guard shell (5) is the state of disconnection, a plurality of block grooves (6) have all been seted up to two break surfaces of guard shell (5), two break surfaces fixedly connected with of guard shell (5) a plurality of block pieces (7) with block groove (6) assorted, guard shell (5) are including anti-scratch layer (501), anti-static layer (503), anti-fog layer (503), the surface of anti-scratch layer (501) and anti-static layer (502) inner wall fixed connection, anti-static layer (502) and anti-fog layer (503).
2. A composite progressive addition lens according to claim 1, characterized in that the blue light resistant layer (2) is a blue light resistant film.
3. A composite progressive addition lens sheet according to claim 1, characterized in that the anti-fatigue layer (3) is an anti-reflective film.
4. A composite progressive addition lens according to claim 1, characterized in that the material of the protective ring (4) is resin.
5. A composite progressive addition lens according to claim 1, characterized in that the scratch-resistant layer (501) is made of polycarbonate.
6. A composite progressive addition lens according to claim 1, wherein the antistatic layer (502) is PA66 nylon.
7. A composite progressive addition lens according to claim 1, wherein the anti-fog layer (503) is made of polyphenylene sulfide.
8. A composite progressive addition lens according to claim 1, wherein chamfers (8) are provided around the upper and lower side surfaces of the protective housing (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323105227.6U CN221101187U (en) | 2023-11-17 | 2023-11-17 | Composite progressive convex lens sheet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202323105227.6U CN221101187U (en) | 2023-11-17 | 2023-11-17 | Composite progressive convex lens sheet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221101187U true CN221101187U (en) | 2024-06-07 |
Family
ID=91305132
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202323105227.6U Active CN221101187U (en) | 2023-11-17 | 2023-11-17 | Composite progressive convex lens sheet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221101187U (en) |
-
2023
- 2023-11-17 CN CN202323105227.6U patent/CN221101187U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |