CN111708185A - Blue light lens is prevented to many rete - Google Patents
Blue light lens is prevented to many rete Download PDFInfo
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- CN111708185A CN111708185A CN202010695529.5A CN202010695529A CN111708185A CN 111708185 A CN111708185 A CN 111708185A CN 202010695529 A CN202010695529 A CN 202010695529A CN 111708185 A CN111708185 A CN 111708185A
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- blue
- blue light
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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
- G02B1/14—Protective coatings, e.g. hard coatings
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B5/00—Optical elements other than lenses
- G02B5/20—Filters
- G02B5/22—Absorbing filters
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- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Health & Medical Sciences (AREA)
- Ophthalmology & Optometry (AREA)
- General Health & Medical Sciences (AREA)
- Optical Filters (AREA)
Abstract
The invention discloses a multi-film blue-light-proof lens, which comprises: the substrate and the blue light prevention film layer; a blue light-proof adhesive layer is arranged between the two substrates; the blue light prevention film layer is arranged on the front side surface of the front substrate, and the front side surface of the blue light prevention film layer is provided with a wear-resistant layer; the rear side surface of the rear substrate is provided with an anti-ultraviolet film layer, and the rear side surface of the anti-ultraviolet film layer is provided with a wear-resistant layer; the outermost layer of the blue light-proof film layer is provided with the precious metal reflective film, so that part of blue light and ultraviolet rays can be effectively reflected; an iron oxide film layer is arranged on the lower layer of the noble metal and can absorb most ultraviolet rays; the mixture film layer of titanium dioxide and indium oxide can absorb most of blue light; the blue light-proof glue layer can achieve good blue light and ultraviolet absorption effect without a too thick film layer, thereby improving the transmittance of the lens.
Description
Technical Field
The invention belongs to the technical field of spectacle lenses, and particularly relates to a multi-film blue-light-proof lens.
Background
In visible light, blue light is high-energy short-wave light with extremely high energy, and the blue light can easily penetrate through the crystalline lens of the eyes to reach the retina, so that the whole eyes are damaged by photochemical properties, the oxidation process of the macular area of the eyes is rapidly accelerated, the eyes are greatly damaged, and the symptoms of dry eyes, aching eyes and the like are caused. High-energy short-wave blue light generally exists in life, such as various energy-saving lamps, LED lamps and incandescent lamps, ipads, televisions and the like which are contacted at ordinary times, sunlight which is contacted every day also exists, and the blue-light-proof glasses specially used for wearing are the best protection means at present in order to reduce the damage of the blue light to eyes. However, the existing blue light-proof lens has complex preparation process, high cost, and low blue light and ultraviolet absorption rate and transmittance, so that the development of a blue light-proof lens which can absorb blue light and ultraviolet light and has high transmittance is urgently needed.
Disclosure of Invention
In view of this, the technical problem to be solved by the present invention is to provide a multi-film blue-light-proof lens, which solves the problem of poor performance of the blue-light-proof lens in the prior art.
In order to solve the technical problem, the invention discloses a multi-film blue-light-proof lens, which comprises: the substrate and the blue light prevention film layer; a blue light-proof adhesive layer is arranged between the two substrates; the blue light prevention film layer is arranged on the front side surface of the front substrate, and the front side surface of the blue light prevention film layer is provided with a wear-resistant layer; the rear side surface of the rear substrate is provided with an anti-ultraviolet film layer, and the rear side surface of the anti-ultraviolet film layer is provided with a wear-resistant layer; the front side surface of the rear substrate is provided with a groove, and the front substrate is arranged in the groove; the blue-light-proof adhesive layer comprises the following components in parts by weight: 85% -90% of adhesive, 2% -5% of blue light absorbent and 5% -13% of solvent; the blue light prevention film layer comprises the following components in percentage by weight: 10% -30% of titanium dioxide; 10% -30% of indium sesquioxide; 30% -50% of ferric oxide; 10 to 20 percent of palladium.
Further, the blue light prevention glue layer comprises the following components in parts by weight: 87% of adhesive, 3% of blue light absorber and 10% of solvent.
Further, the blue light prevention film layer comprises the following components in parts by weight: 25% of titanium dioxide; 25% of indium sesquioxide; 40% of ferric oxide; 10% of palladium.
Further, the blue light prevention film layer comprises a mixture film layer of a titanium dioxide film and indium oxide, an iron oxide film layer and a palladium film layer.
Further, the groove is circular.
Further, the thickness of the groove is the same as that of the front substrate.
Compared with the prior art, the application can obtain the following technical effects:
the outermost layer of the blue light-proof film layer is provided with the precious metal reflective film, so that part of blue light and ultraviolet rays can be effectively reflected; an iron oxide film layer is arranged on the lower layer of the noble metal and can absorb most ultraviolet rays; the mixture film layer of titanium dioxide and indium oxide can absorb most of blue light; the blue light-proof glue layer can achieve good blue light and ultraviolet absorption effect without a too thick film layer, thereby improving the transmittance of the lens.
Of course, it is not necessary for any one product to achieve all of the above-described technical effects simultaneously.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:
FIG. 1 is a schematic view of a multi-layer blue-blocking lens according to an embodiment of the invention.
Reference symbols of the drawings
The anti-blue-light coating comprises a blue-light prevention film layer 1, a blue-light prevention glue layer 2, a front substrate 3, a wear-resistant layer 4, a rear substrate 5, an anti-ultraviolet film layer 6, a groove 7, a mixture film layer 8 of a titanium dioxide film and indium oxide, an iron oxide film layer 9 and a palladium film layer 10.
Detailed Description
Embodiments of the present application will be described in detail with reference to the drawings and examples, so that how to implement technical means to solve technical problems and achieve technical effects of the present application can be fully understood and implemented.
Referring to fig. 1, fig. 1 is a schematic view of a multi-film blue-light-proof lens according to an embodiment of the invention. A multi-film blue-blocking lens comprising: a substrate and a blue light prevention film layer 1; a blue light-proof adhesive layer 2 is arranged between the two substrates; a blue light-proof film layer arranged on the front side surface of the front substrate 3The front side surface of the layer 1 is provided with a wear-resistant layer 4, the rear side surface of the rear substrate 5 is provided with an anti-ultraviolet film layer 6, the rear side surface of the anti-ultraviolet film layer 6 is provided with the wear-resistant layer 4, the front side surface of the rear substrate 5 is provided with a groove 7, the front substrate 3 is arranged in the groove 7, the groove 7 is circular, the thickness of the groove 7 is the same as that of the front substrate 3, the front substrate 3 and the rear substrate 5 are manufactured through a mold, a blue-light-proof adhesive layer 2 is coated between the front substrate 3 and the rear substrate when the front substrate and the rear substrate are matched, the groove type matching is favorable for positioning and bonding of the front substrate and the rear substrate, the blue-light-proof adhesive layer 2 comprises, 85, 90, 2, 5, and 13 percent of a blue-light absorbent, and the blue-light-proof film layer 1 comprises, by weight, 10, 30, 10, 30, 50, 20, 10-4Evaporating in vacuum evaporator to form a layer of mixture film 8 of titanium dioxide and indium oxide on the front side of front substrate 3, heating to 450 deg.C, and vacuum degree of 1.5 × 10-4Evaporating ferric oxide to obtain ferric oxide film 9, and final vacuum degree of 1.5 × 10 at 450 deg.C-4Palladium is evaporated by about Pa to obtain the palladium membrane layer 10. The total thickness of the prepared coating is 387nm, the filtering effect of the blue light prevention lens on ultraviolet rays is up to 98%, the filtering effect on blue light is up to more than 40%, and the transmittance of the blue light prevention lens in a visible light range is up to 96%.
The blue-light-proof glue layer 2 comprises the following components in percentage by weight: 87% of adhesive, 3% of blue light absorber and 10% of solvent; the blue light prevention film layer 1 comprises the following components in percentage by weight: 25% of titanium dioxide; 25% of indium sesquioxide; 40% of ferric oxide; 10% of palladium.
The outermost layer of the blue light prevention film layer 1 is provided with a precious metal reflective film which can effectively reflect partial blue light and ultraviolet rays; an iron oxide film layer 9 is arranged on the lower layer of the noble metal and can absorb most ultraviolet rays; the mixture film layer 8 of titanium dioxide and indium oxide can absorb most of blue light; the invention arranges a blue light-proof film layer on the front side surface of a front substrate 3, a blue light-proof adhesive layer 2 between the front substrate 3 and a rear substrate 5, and an anti-ultraviolet film layer 6 on the rear side surface of the rear substrate 5; the lens can achieve good blue light and ultraviolet absorption effect without needing too thick film layer, thereby improving the transmittance of the lens.
The foregoing description shows and describes several preferred embodiments of the invention, but as aforementioned, it is to be understood that the invention is not limited to the forms disclosed herein, but is not to be construed as excluding other embodiments and is capable of use in various other combinations, modifications, and environments and is capable of changes within the scope of the inventive concept as expressed herein, commensurate with the above teachings, or the skill or knowledge of the relevant art. And that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (6)
1. A multi-film blue-blocking lens comprising: the substrate and the blue light prevention film layer;
the anti-blue-light adhesive layer is arranged between the two substrates; the blue light prevention film layer is arranged on the front side surface of the front substrate, and the front side surface of the blue light prevention film layer is provided with a wear-resistant layer; the rear side surface of the rear substrate is provided with an anti-ultraviolet film layer, and the rear side surface of the anti-ultraviolet film layer is provided with the wear-resistant layer; the front side surface of the rear substrate is provided with a groove, and the front substrate is arranged in the groove; the blue-light-proof adhesive layer comprises the following components in parts by weight: 85% -90% of adhesive, 2% -5% of blue light absorbent and 5% -13% of solvent; the blue light prevention film layer comprises the following components in parts by weight: 10% -30% of titanium dioxide; 10% -30% of indium sesquioxide; 30% -50% of ferric oxide; 10 to 20 percent of palladium.
2. The multi-film blue-light blocking lens of claim 1, wherein the blue-light blocking glue layer comprises the following components in parts by weight: 87% of adhesive, 3% of blue light absorber and 10% of solvent.
3. The multi-film blue-light blocking lens of claim 1, wherein the blue-light blocking film layer comprises the following components in parts by weight: 25% of titanium dioxide; 25% of indium sesquioxide; 40% of ferric oxide; 10% of palladium.
4. The multi-layered blue-light blocking lens of claim 1, wherein the blue-light blocking layer comprises a mixture of a titanium dioxide film and indium oxide, an iron oxide film, and a palladium film.
5. The multi-layered blue-blocking lens of claim 1, wherein said groove is circular.
6. The multi-layered blue-blocking lens of claim 1 wherein said groove has a thickness that is the same as the thickness of the front substrate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010695529.5A CN111708185A (en) | 2020-07-20 | 2020-07-20 | Blue light lens is prevented to many rete |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010695529.5A CN111708185A (en) | 2020-07-20 | 2020-07-20 | Blue light lens is prevented to many rete |
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| Publication Number | Publication Date |
|---|---|
| CN111708185A true CN111708185A (en) | 2020-09-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010695529.5A Pending CN111708185A (en) | 2020-07-20 | 2020-07-20 | Blue light lens is prevented to many rete |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112327511A (en) * | 2020-12-01 | 2021-02-05 | 江苏旭志光学眼镜有限公司 | Multi-film lens for slowing down myopia progression |
-
2020
- 2020-07-20 CN CN202010695529.5A patent/CN111708185A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112327511A (en) * | 2020-12-01 | 2021-02-05 | 江苏旭志光学眼镜有限公司 | Multi-film lens for slowing down myopia progression |
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