CN110908142A - Anti-reflection blue-light-proof lens and production process thereof - Google Patents
Anti-reflection blue-light-proof lens and production process thereof Download PDFInfo
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- 238000000576 coating method Methods 0.000 claims abstract description 33
- 239000000758 substrate Substances 0.000 claims abstract description 33
- 239000011248 coating agent Substances 0.000 claims abstract description 31
- 238000002834 transmittance Methods 0.000 claims abstract description 17
- 238000002360 preparation method Methods 0.000 claims abstract description 8
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 70
- 235000012239 silicon dioxide Nutrition 0.000 claims description 35
- 239000000377 silicon dioxide Substances 0.000 claims description 35
- MCMNRKCIXSYSNV-UHFFFAOYSA-N ZrO2 Inorganic materials O=[Zr]=O MCMNRKCIXSYSNV-UHFFFAOYSA-N 0.000 claims description 27
- RVTZCBVAJQQJTK-UHFFFAOYSA-N oxygen(2-);zirconium(4+) Chemical compound [O-2].[O-2].[Zr+4] RVTZCBVAJQQJTK-UHFFFAOYSA-N 0.000 claims description 27
- 210000001951 dura mater Anatomy 0.000 claims description 17
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- AMGQUBHHOARCQH-UHFFFAOYSA-N indium;oxotin Chemical compound [In].[Sn]=O AMGQUBHHOARCQH-UHFFFAOYSA-N 0.000 claims description 10
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 7
- 229910052710 silicon Inorganic materials 0.000 claims description 7
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- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims description 3
- 238000005520 cutting process Methods 0.000 claims description 3
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- BWJUFXUULUEGMA-UHFFFAOYSA-N propan-2-yl propan-2-yloxycarbonyloxy carbonate Chemical compound CC(C)OC(=O)OOC(=O)OC(C)C BWJUFXUULUEGMA-UHFFFAOYSA-N 0.000 claims description 3
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- 230000003667 anti-reflective effect Effects 0.000 claims 7
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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
- G02C7/10—Filters, e.g. for facilitating adaptation of the eyes to the dark; Sunglasses
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B1/00—Optical elements characterised by the material of which they are made; Optical coatings for optical elements
- G02B1/10—Optical coatings produced by application to, or surface treatment of, optical elements
- G02B1/11—Anti-reflection coatings
- G02B1/113—Anti-reflection coatings using inorganic layer materials only
- G02B1/115—Multilayers
- G02B1/116—Multilayers including electrically conducting layers
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B1/00—Optical elements characterised by the material of which they are made; Optical coatings for optical elements
- G02B1/10—Optical coatings produced by application to, or surface treatment of, optical elements
- G02B1/14—Protective coatings, e.g. hard coatings
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- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Health & Medical Sciences (AREA)
- Ophthalmology & Optometry (AREA)
- Chemical & Material Sciences (AREA)
- Inorganic Chemistry (AREA)
- General Health & Medical Sciences (AREA)
- Surface Treatment Of Optical Elements (AREA)
Abstract
The invention discloses an anti-reflection blue-light-proof lens which comprises a substrate, a hard coating and an anti-reflection film layer, wherein the hard coating comprises an inner hard coating and an outer hard coating which are respectively arranged at the inner side or the outer side of the substrate; the blue light prevention substrate effectively blocks harmful high-energy ultraviolet light, purple light and blue light, and keeps high transmittance on beneficial blue light with a wave band of 445 nm-505 nm; the anti-reflection film layer is adopted to reduce glare and eliminate stray light, and the eight-layer structure greatly reduces the reflectivity of the lens; the protection to blue light and glare is realized, the production flow is simple, the preparation flow is simple, and the production cost is reduced.
Description
Technical Field
The invention relates to the technical field of glasses, in particular to an antireflection blue-light-proof lens and a production process thereof.
Background
Harmful blue light can pass through common lenses to cause damage to eyes, so that the eyes are sore and dry, and the blue light exists in digital products such as computer displays and mobile phones and is extremely harmful to the eyes of people at present. The glare refers to the visual condition that visual discomfort is caused and the visibility of an object is reduced due to extreme brightness contrast in a visual field, light reflected by a pair of glasses is one of the causes of the glare, a pair of good glasses has good antireflection performance and must take the protection of blue light into consideration, and the patent number is CN 107728239A, and the patent name is that the blue light-preventing anti-glare coated resin lens comprises a lens substrate, hard coating layers are arranged on both surfaces of the lens substrate, and a blue light-preventing anti-glare film layer is arranged on the surface of each hard coating layer. However, the number of the blue-light-preventing and anti-glare film layers is 15, and the excessive film layers not only increase the difficulty of preparation, but also cause the transmittance of visible light to be too low, thereby influencing the definition of the lens.
Disclosure of Invention
The invention aims to provide a reflection-reducing and blue-light-preventing lens and a production process thereof aiming at the defects of the prior art, so that the functions of reflection reduction, reflection increase, blue light prevention and glare reduction are realized, and the problems of low visible light transmittance, poor blue light prevention performance and complex preparation process of the conventional lens are solved.
The technical scheme for solving the problems comprises the following steps: the utility model provides a subtract reflection and prevent blue light lens, includes the substrate, adds the dura mater and subtract the reflectance coating, add the dura mater including inboard hard coat and the outside adds the dura mater, establish inboard or the outside at the substrate respectively or the outside, subtract the reflectance coating including inboard reflection rete and the outside reflection rete of subtracting, establish respectively that inboard adds the dura mater or the surface that the dura mater was added in the outside, inboard reflection rete and the outside reflection rete composition of subtracting is the same, for eight layers, is first layer zirconium dioxide layer from inside to outside in proper order, second layer silicon dioxide layer, third layer zirconium dioxide layer, fourth layer silicon dioxide layer, fifth layer zirconium dioxide layer, sixth layer silicon dioxide layer, seventh layer indium tin oxide layer, eighth.
Further, the inner hard coating and the outer hard coating are both organic silicon hard coatings, and the thickness of the inner hard coating and the outer hard coating is 1-2 microns.
Further, the thickness of the first layer of zirconium dioxide layer is 6-8 nm, and the thickness of the second layer of silicon dioxide layer is 35-40 nm; the thickness of the third layer of zirconium dioxide layer is 18-20 nm; the thickness of the fourth layer of silicon dioxide layer is 30-40 nm; the thickness of the fifth layer of zirconium dioxide is 85-90 nm; the thickness of the sixth layer of silicon dioxide layer is 10-14 nm; the thickness of the seventh indium tin oxide layer is 6-7 nm; the thickness of the eighth silicon dioxide layer is 70-74 nm.
A production process of a reflection-reducing and blue-light-preventing lens specifically comprises the following steps:
step one, base material preparation: uniformly stirring 96 parts by weight of acrylic acetic acid carbonate, 2-3 parts by weight of isopropyl percarbonate, 0.02-0.03 part by weight of initiator, 0.03-0.04 part by weight of plasticizer and 0.2-1 part by weight of blue light absorber at room temperature, vacuumizing and mixing to obtain a monomer mixture to obtain a base material;
step two, casting and curing: pouring the treated base material into a cleaned lens mold, and then sending the lens mold into curing equipment for pouring and curing treatment to obtain a substrate;
step three, cleaning the lens: cutting edges of the cured and molded substrate, and then cleaning;
step four, hardening the lens: hardening the cleaned substrate with HCZ117 silicone hardening liquid in a hardening device;
step five, hardening and curing: sending the hardened substrate into curing equipment to obtain a lens with a hardened film;
sixthly, vacuum coating: sending the lens with the hard coating into a vacuum coating chamber, and respectively coating an antireflection film layer on the surfaces of the inner hard coating and the outer hard coating to obtain an antireflection blue-light-proof lens;
seventhly, inspecting the lens: and (4) carrying out inspection work on the anti-reflection blue light-proof lens, and detecting whether the blue light-proof performance, the visible light reflectance ratio, the visible light transmittance, the wear resistance and the film layer adhesive force performance are qualified.
Further, the second step of the casting and curing treatment process comprises the steps of heating to 50-60 ℃, keeping for 2-3 hours, heating to 100-105 ℃, and keeping for 4-5 hours.
And further, the hardening treatment in the fourth step is that the cleaned substrate is immersed into the organic silicon hardening liquid at the temperature of 15-20 ℃, the soaking time is 3-5 minutes, and when the liquid level is flat and bubble-free, the substrate is stably pulled out of the liquid level.
Furthermore, in the fifth step, the curing temperature is 100-105 ℃, and the curing time is 2-3 hours.
Furthermore, in the sixth step, the temperature of the vacuum coating chamber is set to be 40-50 ℃, and the vacuum degree is 4 x 10 < -5 > to 4.2 x 10 < -5 > Pa.
Further, during vacuum coating, the thickness of a first layer of zirconium dioxide layer is 6-8 nm, the coating speed is 2.5-3.5 nm/s, the thickness of a second layer of silicon dioxide layer is 35-40 nm, the coating speed is 5-6 nm/s, the thickness of a third layer of zirconium dioxide layer is 18-20 nm, the coating speed is 2.5-3.5 nm/s, the thickness of a fourth layer of silicon dioxide layer is 30-40 nm, the coating speed is 2.5-3.5 nm/s, the thickness of a fifth layer of zirconium dioxide layer is 85-90 nm, the coating speed is 2.5-3.5 nm/s, the thickness of a sixth layer of silicon dioxide layer is 10-14 nm, the coating speed is 2.5-3.5 nm/s, the thickness of a seventh layer of indium tin oxide layer is 6-7 nm, the coating speed is 0.6-0.8 nm/s, and the thickness of an eighth layer of silicon dioxide layer is 70-74 nm, the coating speed is 2.5 nm/s-3.5 nm/s.
The invention has the following beneficial effects:
the invention provides a reflection-reducing blue-light-preventing lens and a production process thereof, wherein a blue-light-preventing substrate effectively blocks harmful high-energy ultraviolet light, purple light and blue light, and keeps high transmittance on beneficial blue light with a waveband of 445nm to 505 nm; the organic silicon hard film can improve the light transmittance of the lens, improve the scratch resistance of the lens and provide better adhesive force for plating an anti-reflection film layer; the adopted antireflection film layer structure greatly reduces the reflectivity of the lens, reduces glare and eliminates stray light, and the eight-layer structure greatly reduces the reflectivity of the lens; the protection to blue light and glare is realized, the production flow is simple, because the film layer of the antireflection film layer is less, only 3 materials are adopted, the preparation flow is simple, and the production cost is reduced.
Drawings
Fig. 1 is an exploded view of a antireflection blue-light-proof lens.
Fig. 2 is a schematic structural diagram of an antireflection film layer.
In the figure: 1-outer side antireflection film layer, 2-outer side hard film layer, 3-substrate, 4-inner side hard film layer, 5-inner side antireflection film layer, 6-first layer of zirconium dioxide layer, 7-second layer of silicon dioxide layer, 8-third layer of zirconium dioxide layer, 9-fourth layer of silicon dioxide layer, 10-fifth layer of zirconium dioxide layer, 11-sixth layer of silicon dioxide layer, 12-seventh layer of indium tin oxide layer and 13-eighth layer of silicon dioxide layer.
Detailed Description
Embodiments of the present invention will now be described more fully hereinafter with reference to the accompanying drawings. It should be understood that the described embodiments are only a part of the embodiments of the present invention, and do not limit the present invention.
As shown in fig. 1 and 2, a prevent blue light lens subtract reflection, include substrate 3, add the dura mater and subtract the reflection rete, it includes that inboard adds dura mater 4 and the outside adds dura mater 2 to add the dura mater, establish respectively in the inboard or the outside of substrate 3, it includes that inboard subtracts reflection rete 5 and outside subtracts reflection rete 1 to establish respectively in inboard and add dura mater 4 or the outside and add the surface of dura mater 2, inboard adds dura mater 4 and the outside adds dura mater 2 and is organosilicon and adds the dura mater;
in order to achieve the technical effect of reducing the transmission of blue light as much as possible, the inventor researches the number of layers, the position and the thickness of each layer of antireflection film through a large number of experiments, preferably, the inner antireflection film layer 5 and the outer antireflection film layer 1 have the same composition and are eight layers, and sequentially from inside to outside, the first zirconium dioxide layer 6 with the thickness of 7nm, the second silicon dioxide layer 7 with the thickness of 36nm, the third zirconium dioxide layer 8 with the thickness of 18nm, the fourth silicon dioxide layer 9 with the thickness of 36nm, the fifth zirconium dioxide layer 10 with the thickness of 88nm, the sixth silicon dioxide layer 11 with the thickness of 12nm, the seventh indium tin oxide layer 12 with the thickness of 6nm and the eighth silicon dioxide layer 13 with the thickness of 72 nm;
the anti-reflection film layer is unique in structure and only comprises 3 materials, the film layer materials are arranged in sequence, light rays reflected back through two sides of the film layer can be interfered, and therefore the light rays are offset, reflection of light rays of the lens is reduced, blue light and anti-glare light are prevented, and the adhesive force of the film layer can be improved to prevent the film layer from falling off.
The indium tin oxide film layer 12 can not only ensure high light transmittance of the lens, but also effectively eliminate static electricity accumulated on the surface of the lens and reduce dust adsorption on the surface of the lens.
The production process of the anti-reflection blue-light-proof lens specifically comprises the following steps:
step one, base material preparation: according to the weight parts, 96 parts of acrylic acetic acid carbonate, 2 parts of isopropyl percarbonate, 0.03 part of initiator, 0.03 part of plasticizer and 0.4 part of blue light absorber are uniformly stirred at room temperature, and are vacuumized and mixed to form a monomer mixture to obtain a base material;
step two, casting and curing: pouring the treated base material into a cleaned lens mold, then sending into a curing device, heating to 60 ℃, keeping for 2 hours, heating to 100 ℃, keeping for 5 hours, and obtaining a substrate 3;
step three, cleaning the lens: cutting edges of the solidified substrate 3, and then cleaning;
step four, hardening the lens: the cleaned substrate 3 was subjected to a hardening treatment in a hardening apparatus using HCZ117 silicone hardening liquid. Immersing the cleaned substrate 3 into the organic silicon hardening liquid at the temperature of 18 ℃, wherein the immersion time is 5 minutes, and when the liquid level is flat and has no bubbles, the substrate 3 is stably pulled out of the liquid level;
step five, hardening and curing: sending the hardened substrate 3 into curing equipment to obtain a lens with a hard film, wherein the curing temperature is 100-105 ℃, and the curing time is 2-3 h;
sixthly, vacuum coating: the lens with the hard film is sent into a vacuum coating chamber, the temperature of the vacuum coating chamber is set to be 40-50 ℃, and the vacuum degree is 4 multiplied by 10-5～4.2×10-5Pa, respectively adding a hard film 4 on the inner side and adding an antireflection film layer on the surface of the hard film 2 on the outer side, and sequentially plating a first zirconium dioxide layer 6 with the thickness of 7nm and the plating rate of 2.5nm/s E from inside to outside during plating3.5nm/s, 36nm of the second silicon dioxide layer 7, 5 nm/s-6 nm/s of film coating speed, 18nm of the third zirconium dioxide layer 8, 2.5 nm/s-3.5 nm/s of film coating speed, 36nm of the fourth silicon dioxide layer 9, 2.5 nm/s-3.5 nm/s of film coating speed, 88nm of the fifth zirconium dioxide layer 10, 2.5 nm/s-3.5 nm/s of film coating speed, 12nm of the sixth silicon dioxide layer 11, 2.5 nm/s-3.5 nm/s of film coating speed, 6nm of the seventh indium tin oxide layer 12, 0.6 nm/s-0.8 nm/s of film coating speed, 72nm of the eighth silicon dioxide layer 13, 2.5 nm/s-3.5 nm/s of film coating speed, and the antireflection anti-blue light lens is obtained;
seventhly, inspecting the lens: inspecting the antireflection blue-light-proof lens, and detecting whether the blue light-proof, visible light reflectance, visible light transmittance, wear resistance and film adhesion performance are qualified, wherein the qualified standard for detecting blue light-proof is that the transmittance is less than or equal to 75% in the band of 385-415 nm, the transmittance is less than or equal to 80% in the band of 415-445 nm, and the transmittance is greater than or equal to 80% in the band of 445-505 nm; the qualified standard for detecting the visible light reflectance is that the visible light reflectance is required to be less than or equal to 3 percent; the acceptance standard for inspecting the visible light transmittance is that the visible light transmittance is required to be 80% or more; the qualified standard for testing the wear resistance is that the Bayer value of the wear resistance is required to be more than or equal to 3.0; the qualified standard for inspecting the adhesive property of the film layer is as follows: when the adhesive force of the film layer is subjected to a hundred-grid test, the number of partially peeled grids of the film layer is required to be less than or equal to 15%, and meanwhile, none of the grids fall off integrally.
The detection results of the prepared anti-reflection blue-light-proof lens are shown in the following table 1
Table 1:
the substrate of the anti-reflection blue-light-proof lens has good light transmittance, the light transmittance of the lens can be improved by the organic silicon hard film, and the reflectivity of the lens is greatly reduced by adopting an anti-reflection film layer structure; the blue light prevention substrate effectively blocks harmful high-energy ultraviolet light, purple light and blue light, and keeps high transmittance on beneficial blue light with a wave band of 445 nm-505 nm; the anti-reflection film layer is adopted to reduce glare and eliminate stray light, and the eight-layer structure greatly reduces the reflectivity of the lens; the method realizes the protection of blue light and glare, and has simple production flow, because the film layer of the antireflection film layer is less, the preparation flow is simple, and the production cost is reduced.
The above description is only a preferred embodiment of the present invention, and not intended to limit the present invention in other forms, and any person skilled in the art may apply the above modifications or changes to the equivalent embodiments with equivalent changes, without departing from the technical spirit of the present invention, and any simple modification, equivalent change and change made to the above embodiments according to the technical spirit of the present invention still belong to the protection scope of the technical spirit of the present invention.
Claims (9)
1. The utility model provides a subtract reflection and prevent blue light lens which characterized in that: including substrate (3), add the dura mater and subtract the reflection rete, add the dura mater including inboard hard membrane (4) and outside hard membrane (2) that add, establish inboard or the outside in substrate (3) respectively, it includes inboard antireflection rete (5) and outside antireflection rete (1) to subtract the reflection rete, establishes respectively and adds the surface that hard membrane (4) or outside added dura mater (2), inboard antireflection rete (5) and outside antireflection rete (1) composition are the same, for eight layers, from inside to outside be first layer zirconium dioxide layer (6) in proper order, second layer silicon dioxide layer (7), third layer zirconium dioxide layer (8), fourth layer silicon dioxide layer (9), fifth layer zirconium dioxide layer (10), sixth layer silicon dioxide layer (11), seventh layer indium tin oxide layer (12), eighth layer silicon dioxide layer (13).
2. The anti-reflective blue-blocking lens of claim 1, wherein: the inner side hard coating (4) and the outer side hard coating (2) are both organic silicon hard coatings with the thickness of 1-2 mu m.
3. The anti-reflective blue-blocking lens of claim 1, wherein: the thickness of the first zirconium dioxide layer (6) is 6-8 nm, and the thickness of the second silicon dioxide layer (7) is 35-40 nm; the thickness of the third zirconium dioxide layer (8) is 18-20 nm; the thickness of the fourth silicon dioxide layer (9) is 30-40 nm; the thickness of the fifth zirconium dioxide layer (10) is 85-90 nm; the thickness of the sixth silicon dioxide layer (11) is 10-14 nm; the thickness of the seventh indium tin oxide layer (12) is 6-7 nm; the thickness of the eighth silicon dioxide layer (13) is 70-74 nm.
4. A production process of a reflection-reducing blue-light-proof lens is characterized by comprising the following steps: the method specifically comprises the following steps:
step one, base material preparation: uniformly stirring 96 parts by weight of acrylic acetic acid carbonate, 2-3 parts by weight of isopropyl percarbonate, 0.02-0.03 part by weight of initiator, 0.03-0.04 part by weight of plasticizer and 0.2-1 part by weight of blue light absorber at room temperature, vacuumizing and mixing to obtain a monomer mixture to obtain a base material;
step two, casting and curing: pouring the processed base material into a cleaned lens mould, and then sending the lens mould into curing equipment for pouring and curing treatment to obtain a substrate (3);
step three, cleaning the lens: cutting edges of the solidified substrate (3), and then cleaning;
step four, hardening the lens: hardening the cleaned substrate (3) with HCZ117 silicone hardening liquid in a hardening device;
step five, hardening and curing: sending the hardened substrate (3) into a curing device to obtain a lens with a hardened film;
sixthly, vacuum coating: the lens with the hard film is sent into a vacuum coating chamber, and an antireflection film layer is coated on the surfaces of the inner hard film (4) and the outer hard film (2) respectively to obtain an antireflection blue-light-proof lens;
seventhly, inspecting the lens: and (4) carrying out inspection work on the anti-reflection blue light-proof lens, and detecting whether the blue light-proof performance, the visible light reflectance ratio, the visible light transmittance, the wear resistance and the film layer adhesive force performance are qualified.
5. The process for producing an anti-reflective blue-light-proof lens according to claim 4, wherein the process comprises the following steps: and the second step of casting and curing treatment process comprises the steps of heating to 50-60 ℃, keeping for 2-3 hours, heating to 100-105 ℃, and keeping for 4-5 hours.
6. The process for producing an anti-reflective blue-light-proof lens according to claim 4, wherein the process comprises the following steps: and the fourth step of hardening treatment is that the cleaned substrate (3) is immersed into the organic silicon hardening liquid at the temperature of 15-20 ℃, the immersion time is 3-5 minutes, and when the liquid level is flat and has no bubbles, the substrate (3) is stably pulled out of the liquid level.
7. The process for producing an anti-reflective blue-light-proof lens according to claim 4, wherein the process comprises the following steps: in the fifth step, the curing temperature is 100-105 ℃, and the curing time is 2-3 h.
8. The process for producing an anti-reflective blue-light-proof lens according to claim 4, wherein the process comprises the following steps: in the sixth step, the temperature of the vacuum coating chamber is set to be 40-50 ℃ and the vacuum degree is 4 x 10 < -5 > to 4.2 x 10 < -5 > Pa.
9. The process for producing an anti-reflective blue-light-proof lens according to claim 4, wherein the process comprises the following steps: during vacuum coating, the first zirconium dioxide layer (6) is coated with a thickness of 6-8 nm, the coating speed is 2.5-3.5 nm/s, the second silicon dioxide layer (7) is coated with a thickness of 35-40 nm, the coating speed is 5-6 nm/s, the third zirconium dioxide layer (8) is coated with a thickness of 18-20 nm, the coating speed is 2.5-3.5 nm/s, the fourth silicon dioxide layer (9) is coated with a thickness of 30-40 nm, the coating speed is 2.5-3.5 nm/s, the fifth zirconium dioxide layer (10) is coated with a thickness of 85-90 nm, the coating speed is 2.5-3.5 nm/s, the sixth silicon dioxide layer (11) is coated with a thickness of 10-14 nm, the coating speed is 2.5-3.5 nm/s, the seventh indium tin oxide layer (12) is coated with a thickness of 6-7 nm, the coating speed is 0.6-0.8 nm/s, the thickness of the eighth silicon dioxide layer (13) is 70-74 nm, and the plating speed is 2.5-3.5 nm/s.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112034538A (en) * | 2020-04-21 | 2020-12-04 | 江苏新唯尊光学眼镜有限公司 | Blue-light-proof anti-ultraviolet lens and production process thereof |
| WO2022213763A1 (en) * | 2021-04-07 | 2022-10-13 | 江苏万新光学有限公司 | Anti-blue-light resin lens having ultra-low reflection and clear base color, and preparation method therefor |
Citations (7)
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