CN218956954U - Laser-proof lens - Google Patents
Laser-proof lens Download PDFInfo
- Publication number
- CN218956954U CN218956954U CN202222082307.3U CN202222082307U CN218956954U CN 218956954 U CN218956954 U CN 218956954U CN 202222082307 U CN202222082307 U CN 202222082307U CN 218956954 U CN218956954 U CN 218956954U
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- Prior art keywords
- laser
- layer
- lens
- lens substrate
- film layer
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- 239000000758 substrate Substances 0.000 claims abstract description 16
- 239000004417 polycarbonate Substances 0.000 claims abstract description 4
- 229920000515 polycarbonate Polymers 0.000 claims abstract description 4
- 238000010521 absorption reaction Methods 0.000 claims description 23
- 239000011248 coating agent Substances 0.000 claims description 5
- 238000000576 coating method Methods 0.000 claims description 5
- 238000013329 compounding Methods 0.000 claims description 3
- 230000002745 absorbent Effects 0.000 claims 2
- 239000002250 absorbent Substances 0.000 claims 2
- 239000006096 absorbing agent Substances 0.000 abstract description 8
- 238000007711 solidification Methods 0.000 abstract description 6
- 230000008023 solidification Effects 0.000 abstract description 6
- 230000003287 optical effect Effects 0.000 abstract description 2
- 230000001681 protective effect Effects 0.000 description 10
- 230000000694 effects Effects 0.000 description 8
- 229910001404 rare earth metal oxide Inorganic materials 0.000 description 8
- 239000003795 chemical substances by application Substances 0.000 description 5
- 239000004433 Thermoplastic polyurethane Substances 0.000 description 4
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 4
- 229920001971 elastomer Polymers 0.000 description 4
- 239000000806 elastomer Substances 0.000 description 4
- 239000012860 organic pigment Substances 0.000 description 4
- 229920005749 polyurethane resin Polymers 0.000 description 4
- 229920002803 thermoplastic polyurethane Polymers 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- 229920006295 polythiol Polymers 0.000 description 3
- 230000002265 prevention Effects 0.000 description 3
- 150000001412 amines Chemical class 0.000 description 2
- 230000003139 buffering effect Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 125000002924 primary amino group Chemical group [H]N([H])* 0.000 description 2
- 238000005728 strengthening Methods 0.000 description 2
- 238000002834 transmittance Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000000087 laser glass Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003678 scratch resistant effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The application discloses prevent laser lens belongs to optical protection technical field, and its technical scheme main points include the lens substrate, the lens substrate is polycarbonate and laser absorber complex and forms, the surface of lens substrate has compounded solidification layer, laser absorbed layer and reinforces the protection rete in proper order, the laser absorbed layer is evenly coated laser absorber on solidification layer and makes, and this application prevents that the laser is effectual, and stable.
Description
Technical Field
The application belongs to the technical field of optical protection, and more specifically relates to a laser-proof lens.
Background
The anti-laser lens is used for assembling anti-laser glasses, and belongs to a protection device for preventing eyes from being injured by laser. Because the high-intensity energy of the laser can damage eyes as long as the laser is in excessive direct, reflection or diffuse reflection, the laser-proof glasses can prevent or reduce the damage of the laser to eyes.
At present, most of the anti-laser lenses adopt a mode of coating a film on the surfaces of the lenses to realize the anti-laser effect, the anti-laser film layer manufactured by the mode is not scratch-resistant, the film layer is easy to fall off and fall off after a long time, and the anti-laser effect disappears, so that the anti-laser effect has room for improvement.
Disclosure of Invention
Aiming at the defects in the prior art, the utility model aims to provide the anti-laser lens which has the advantages of good anti-laser effect and stability.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a prevent laser lens, includes the lens substrate, the lens substrate is polycarbonate and laser absorber complex and forms, the surface of lens substrate has compounded solidification layer, laser absorption layer and reinforces the protection film layer in proper order, the laser absorption layer is evenly coated laser absorber on solidification layer and makes.
By adopting the technical scheme, when light irradiates the surface of the lens, the light with the corresponding wavelength is absorbed by the laser absorption layer, so that the light cannot pass through the laser absorption layer, and the eye is prevented from being injured. The curing layer has good bonding performance, so that the laser absorbing layer can be cured rapidly, the laser absorbing layer is prevented from falling off effectively, and meanwhile, the uniformity of the laser absorbing layer on the surface of the lens substrate is ensured; the reinforced protective film layer not only can increase the surface hardness of the lens base material, but also can prevent the condition that the external world directly impacts the laser absorption layer to scratch, thereby further avoiding the influence on the laser prevention effect of the lens caused by the falling of the laser absorption layer.
The utility model is further provided with: the curing layer is prepared by uniformly coating a curing agent on the back surface of the laser absorption layer, wherein the curing agent is amino polythiol.
By adopting the technical scheme, the amino polythiol curing agent overcomes the defect of lower refractive index of common amine curing agents, has obviously smaller refractive index thickness, and can reduce the influence of a curing layer on the whole thickness of the lens to a certain extent.
The utility model is further provided with: the laser absorber contains nano rare earth oxide or organic pigment.
By adopting the technical scheme, the nano rare earth oxide and the organic pigment can have better absorption characteristics for ultraviolet light and blue light with the wavelength of 400-470 nm, wherein the particle size of the nano rare earth oxide is far smaller than the wavelength of visible light, so that the high visible light transmittance and low haze of the lens are maintained, and the nano rare earth oxide has better conversion and absorption functions for high-energy blue light with the wavelength of 400-470 nm.
The utility model is further provided with: the thickness of the laser absorption layer is 0.2 mm-0.5 mm.
The utility model is further provided with: the reinforced protective film layer is formed by compounding thermoplastic polyurethane elastomer and acrylic polyurethane resin.
By adopting the technical scheme, the thermoplastic polyurethane elastomer has excellent elasticity, tensile strength, elongation and tension, and can effectively relieve external impact, so that the lens is not broken when bearing high-strength impact and collision; the acrylic polyurethane resin has higher curing speed and better mechanical strength, and can improve the hardness of the surface of the lens, thereby preventing the reinforced protective film layer from being scratched and losing the protective effect on the laser absorption layer.
The utility model is further provided with: the cross section of the reinforced protective film layer is of a corrugated structure.
Through adopting above-mentioned technical scheme, corrugated structure's design not only can make the buffering effect of strengthening the protection rete after receiving external force impact better, and is difficult for droing more.
Compared with the prior art, the application has the following beneficial effects:
1. the curing layer has good bonding performance, so that the laser absorbing layer can be cured rapidly, the laser absorbing layer is prevented from falling off effectively, and meanwhile, the uniformity of the laser absorbing layer on the surface of the lens substrate is ensured;
2. the reinforced protective film layer can not only increase the surface hardness of the lens base material, but also prevent the condition that the external world directly impacts the laser absorption layer to cause scratch, thereby further avoiding the influence on the laser prevention effect of the lens caused by falling of the laser absorption layer;
3. the design of the corrugated structure in the application not only can make the buffer effect of the reinforced protection film layer after being impacted by external force better, but also is not easy to fall off.
Drawings
Fig. 1 is a schematic structural view of the present embodiment.
Reference numerals illustrate: 1. a lens substrate; 2. solidifying the layer; 3. a laser absorbing layer; 4. and strengthening the protective film layer.
Detailed Description
The present utility model will be described in further detail with reference to the accompanying drawings.
The utility model provides a prevent laser lens, as shown in figure 1, includes lens substrate 1, and lens substrate 1 is that polycarbonate and laser absorber are compound to form, and the surface of lens substrate 1 has compounded solidification layer 2, laser absorption layer 3 and reinforces protection film layer 4 in proper order, and laser absorption layer 3 is the even coating laser absorber on solidification layer 2 and makes, and the thickness of laser absorption layer 3 is 0.2mm ~ 0.5mm, and this embodiment is 0.5mm preferably.
Specifically, when light irradiates the lens surface, light of a corresponding wavelength is absorbed by the laser absorbing layer 3, so that the light cannot pass through the lens, and the eye is prevented from being injured. The curing layer 2 has good bonding performance, so that the laser absorbing layer 3 can be cured rapidly, the laser absorbing layer 3 is prevented from falling off effectively, and meanwhile, the uniformity of the laser absorbing layer 3 on the surface of the lens substrate 1 is ensured; the reinforced protective film layer 4 not only can increase the surface hardness of the lens base material 1, but also can prevent the scratch caused by the impact of the outside on the laser absorption layer 3, thereby further avoiding the influence on the laser prevention effect of the lens caused by the falling of the laser absorption layer 3.
In this embodiment, the cured layer 2 is formed by uniformly coating a curing agent, which is an amine-based polythiol, on the back surface of the laser absorbing layer 3.
In one embodiment, the laser absorber comprises a nanoscale rare earth oxide or organic pigment. The nano rare earth oxide and the organic pigment can have better absorption characteristics for ultraviolet light and blue light with the wavelength of 400-470 nm, wherein the particle size of the nano rare earth oxide is far smaller than the wavelength of visible light, so that the high visible light transmittance and low haze of the lens are maintained, and the nano rare earth oxide has better conversion and absorption functions for high-energy blue light with the wavelength of 400-470 nm.
In one embodiment, the reinforced protection film layer 4 is formed by compounding a thermoplastic polyurethane elastomer and an acrylic polyurethane resin. The thermoplastic polyurethane elastomer has excellent elasticity, tensile strength, elongation and tension, and can effectively relieve external impact, so that the lens is not broken when bearing high-strength impact and collision; the acrylic polyurethane resin has a high curing speed and high mechanical strength, and can improve the hardness of the surface of the lens, so that the reinforced protective film layer 4 is prevented from being scratched and losing the protective effect on the laser absorbing layer 3.
It should be noted that, in the present embodiment, the cross section of the reinforced protection film layer 4 is in a corrugated structure, and the corrugated structure is designed, so that the reinforced protection film layer 4 has better buffering effect after being impacted by external force and is less prone to falling off.
The above embodiments are only preferred embodiments of the present utility model, and are not intended to limit the present utility model, and any modifications, equivalent substitutions, improvements, etc. within the design concept of the present utility model should be included in the scope of the present utility model.
Claims (2)
1. A laser-protected lens comprising a lens substrate (1), characterized in that: the lens substrate (1) is formed by compounding polycarbonate and a laser absorbent, a curing layer (2), a laser absorption layer (3) and a reinforced protection film layer (4) are sequentially compounded on the surface of the lens substrate (1), the laser absorption layer (3) is formed by uniformly coating the laser absorbent on the curing layer (2), and the cross section of the reinforced protection film layer (4) is of a corrugated structure.
2. The anti-laser lens according to claim 1, wherein: the thickness of the laser absorption layer (3) is 0.2 mm-0.5 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222082307.3U CN218956954U (en) | 2022-08-09 | 2022-08-09 | Laser-proof lens |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222082307.3U CN218956954U (en) | 2022-08-09 | 2022-08-09 | Laser-proof lens |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218956954U true CN218956954U (en) | 2023-05-02 |
Family
ID=86107469
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222082307.3U Active CN218956954U (en) | 2022-08-09 | 2022-08-09 | Laser-proof lens |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218956954U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116572493A (en) * | 2023-07-07 | 2023-08-11 | 成都希德光安全科技有限公司 | Composite laser protection plate and processing technology thereof |
-
2022
- 2022-08-09 CN CN202222082307.3U patent/CN218956954U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116572493A (en) * | 2023-07-07 | 2023-08-11 | 成都希德光安全科技有限公司 | Composite laser protection plate and processing technology thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20231028 Address after: No. 8, Room 4, Shangshanhu Village, Shanhu Township, Shanghang County, Longyan City, Fujian Province, 364000 Patentee after: Hu Xiaolin Address before: The second floor of No. 1# Factory Building, No. 555, Shanbian Road, Dongfu Street, Haicang District, Xiamen City, Fujian Province, 361000 Patentee before: Xiamen Shulang Optical Co.,Ltd. |