CN204666984U - A kind of NEW TYPE OF COMPOSITE lens - Google Patents
A kind of NEW TYPE OF COMPOSITE lens Download PDFInfo
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- CN204666984U CN204666984U CN201520418860.7U CN201520418860U CN204666984U CN 204666984 U CN204666984 U CN 204666984U CN 201520418860 U CN201520418860 U CN 201520418860U CN 204666984 U CN204666984 U CN 204666984U
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Abstract
The utility model proposes a kind of NEW TYPE OF COMPOSITE lens, comprise: a kind of NEW TYPE OF COMPOSITE lens, comprise: non-glass eyeglass, be placed in outside non-glass eyeglass and/or the ultra-thin glass sheet of inner side and the bonding coat that is placed between ultra-thin glass sheet, non-glass eyeglass, the utility model proposes and solve problems of the prior art, propose that a kind of superhard, wear-resisting, quality is light, the compound eye eyeglass of explosion-proof, it has a good application prospect and industry is worth.
Description
Technical field
The utility model relates to a kind of lens, refers to a kind of superhard, wear-resisting, NEW TYPE OF COMPOSITE lens that quality is light especially.
Background technology
Material, current glasses are mainly divided into glass material and non-glass material, traditional glass lens, it has superhard, wear-resisting advantage, but its quality is compared, and existing resin eyeglass wants that recuperation is many, external force collision time glass can burst and scatter and injure wearer, but not the lens of glass material its have that quality is more light than glass, external force collision time can not injure the advantage of user, but its hardness to compare traditional glass lens very different, fastness to rubbing is also not high enough.
Therefore, if select the lens of non-glass material, though be coated with the film that resistance to wears through surface, add dura mater, in actual use or lens can be caused to wear and tear, the sharpness of lens is declined.If select the lens of glass material, although not easy to wear, hardness is high, in actual use because quality is light and can damage wearer after the explosion of glass eye eyeglass, above-mentioned both all bring extremely inconvenient to user.
Therefore, for the technical matters existed in above-mentioned prior art, just need badly and propose that a kind of superhard, wear-resisting, quality is light, the NEW TYPE OF COMPOSITE lens of explosion-proof.
Utility model content
The utility model proposes and solve problems of the prior art, propose that a kind of superhard, wear-resisting, quality is light, the compound eye eyeglass of explosion-proof.
The technical solution of the utility model is achieved in that a kind of NEW TYPE OF COMPOSITE lens, comprising: non-glass eyeglass, be placed in outside non-glass eyeglass and/or the ultra-thin glass sheet of inner side and the bonding coat that is placed between ultra-thin glass sheet, non-glass eyeglass.
Preferably, described ultra-thin glass sheet is placed in the outside of described non-glass eyeglass, and the outside surface of described ultra-thin glass sheet has been coated with an optical film.
Preferably, the inside surface of described non-glass eyeglass has been coated with an optical film.
Preferably, described ultra-thin glass sheet is placed in outside and the inner side of described non-glass eyeglass, and the outside surface of every described ultra-thin glass sheet has been coated with an optical film.
Preferably, described ultra-thin glass sheet is placed in the outside of described non-glass eyeglass, and the inside surface of described non-glass eyeglass has been coated with an optical film.
Preferably, described ultra-thin glass sheet comprises sapphire glass sheet, quartz glass plate.
Preferably, the thickness of described ultra-thin glass sheet is 0.001mm ~ 0.999mm.
Preferably, described non-glass eyeglass comprises resin lens,
Preferably, described resin lens comprises resin monochromatic light eyeglass, resin multifocal lens, resin gradual change focus lens, resin concave lens, resin hyperopic lens, resin coloured ophthalmic glass, resin driving eyeglass, resin photochromic lens.
The utility model compared with prior art has following beneficial effect:
(1) superhard: outside adopts glass material as the surface of eyeglass, and therefore surface has the superhard characteristic of glass, is not easy to be scratched by daily article.
(2) wear-resisting: adopt glass material as the surface of eyeglass, therefore surface has the antiwear characteristic of glass, lens can not be caused in actual use to wear and tear, the sharpness of lens is declined.
(3) quality is light: owing to adopting non-glass material as eyeglass base material, its base material has the light characteristic of quality, although be compounded with ultra-thin glass sheet as surface, but because glass mirror is thinner, when ultra-thin glass sheet thickness is at below 0.2mm, the quality of ultra-thin glass sheet is 1/10th of optical resin eyeglass quality.
(4) explosion-proof: even if external force collision, when causing very thin glass sheet to break, glass fragment when ultra-thin glass sheet breaks can be fixed on non-glass eyeglass by powerful transparent adhesive tape water layer absorption, forms explosion prevention function, thus is unlikely the eyeball or facial cortex that hurt wearer.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the utility model embodiment 1 structural representation;
Fig. 2 is the utility model embodiment 2 structural representation;
Fig. 3 is the utility model embodiment 3 structural representation;
Fig. 4 is the utility model embodiment 4 structural representation;
Fig. 5 is the utility model embodiment 5 structural representation;
Fig. 6 is the utility model embodiment 6 structural representation;
Fig. 7 is the utility model embodiment 7 structural representation;
Fig. 8 is the utility model embodiment 8 structural representation.
Main element symbol: non-glass eyeglass 1; Bonding coat 2; Ultra-thin glass sheet 3; Optical film 4.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Embodiment 1:
With reference to Fig. 1, a kind of NEW TYPE OF COMPOSITE lens, comprising: non-glass eyeglass 1, the bonding coat 2 being placed in the ultra-thin glass sheet 3 outside non-glass eyeglass and being placed between ultra-thin glass sheet, non-glass eyeglass.
Embodiment 2:
With reference to Fig. 2, a kind of NEW TYPE OF COMPOSITE lens, comprising: non-glass eyeglass, the bonding coat being placed in the ultra-thin glass sheet outside non-glass eyeglass and being placed between ultra-thin glass sheet, non-glass eyeglass, and the outside surface of described ultra-thin glass sheet has been coated with an optical film 4.
Embodiment 3:
With reference to Fig. 3, a kind of NEW TYPE OF COMPOSITE lens, comprising: non-glass eyeglass, the bonding coat being placed in the ultra-thin glass sheet outside non-glass eyeglass and being placed between ultra-thin glass sheet, non-glass eyeglass, the inside surface of non-glass eyeglass has been coated with an optical film.
Embodiment 4:
With reference to Fig. 4, a kind of NEW TYPE OF COMPOSITE lens, comprise: non-glass eyeglass, the bonding coat being placed in the ultra-thin glass sheet outside non-glass eyeglass and being placed between ultra-thin glass sheet, non-glass eyeglass, the outside surface of described ultra-thin glass sheet has been coated with an optical film, and the inside surface of non-glass eyeglass has been coated with an optical film.
Embodiment 5:
With reference to Fig. 5, a kind of NEW TYPE OF COMPOSITE lens, comprising: non-glass eyeglass, be placed in outside non-glass eyeglass and the ultra-thin glass sheet of inner side and the bonding coat that is placed between ultra-thin glass sheet, non-glass eyeglass.
Embodiment 6:
With reference to Fig. 6, a kind of NEW TYPE OF COMPOSITE lens, comprise: non-glass eyeglass, be placed in outside non-glass eyeglass and the ultra-thin glass sheet of inner side and the bonding coat that is placed between ultra-thin glass sheet, non-glass eyeglass, wherein the outside surface of the ultra-thin glass sheet in outside has been coated with the first optical film.
Embodiment 7:
With reference to Fig. 7, a kind of NEW TYPE OF COMPOSITE lens, comprise: non-glass eyeglass, the ultra-thin glass sheet being placed in inner side outside non-glass eyeglass and the bonding coat be placed between ultra-thin glass sheet, non-glass eyeglass, wherein the outside surface of the ultra-thin glass sheet of inner side has been coated with the first optical film.
Embodiment 8:
With reference to Fig. 8, a kind of NEW TYPE OF COMPOSITE lens, comprise: non-glass eyeglass, the ultra-thin glass sheet being placed in inner side outside non-glass eyeglass and the bonding coat be placed between ultra-thin glass sheet, non-glass eyeglass, wherein, the outside surface of the ultra-thin glass sheet of outside and inner side has all been coated with the first optical film.
Wherein, described ultra-thin glass sheet comprises sapphire glass sheet, quartz glass plate, described non-glass eyeglass comprises resin lens, described resin lens comprises resin monochromatic light eyeglass, resin multifocal lens, resin gradual change focus lens, resin concave lens, resin hyperopic lens, resin coloured ophthalmic glass, resin driving eyeglass, resin photochromic lens, and the thickness of described ultra-thin glass sheet is 0.001mm ~ 0.999mm.What needs illustrated is, the ultra-thin glass sheet in outside and the non-glass eyeglass of inner side can be sapphire glass sheet and resin monochromatic light eyeglass, resin multifocal lens, resin gradual change focus lens, resin concave lens, resin hyperopic lens, resin coloured ophthalmic glass, resin driving eyeglass, combination in any between resin photochromic lens, also can be quartz glass plate and resin monochromatic light eyeglass, resin multifocal lens, resin gradual change focus lens, resin concave lens, resin hyperopic lens, resin coloured ophthalmic glass, resin driving eyeglass, combination in any between resin photochromic lens, in the utility model, non-glass material eyeglass meets National Standard of the People's Republic of China GB 10810.1, GB 10810.2, GB 10810.3, eyeglass regulation in GB 10810.4.
Adopt the surface of ultra-thin glass sheet as eyeglass of glass material outside the utility model, therefore surface has the superhard characteristic of glass, is not easy to be scratched by daily article; Adopt glass material as the surface of eyeglass, therefore surface has the antiwear characteristic of glass, lens can not be caused in actual use to wear and tear, the sharpness of lens is declined; Owing to adopting non-glass material as eyeglass base material, its base material has the light characteristic of quality, although be compounded with ultra-thin glass sheet as surface, but because glass mirror is thinner, when ultra-thin glass sheet thickness is at below 0.2mm, the quality of ultra-thin glass sheet is 1/10th of optical resin eyeglass ultra-thin glass tablet quality; Even if external force collision, when causing very thin glass sheet to break, glass fragment when breaking can be fixed on non-glass eyeglass by powerful transparent adhesive tape water layer absorption, forms explosion prevention function, thus is unlikely the eyeball or facial cortex that hurt wearer.
Make the technique of a kind of NEW TYPE OF COMPOSITE lens described in embodiment 1, it comprises the following steps:
1) by techniques such as hot bending sanding and polishings, ultra-thin glass sheet is processed, make the ultra-thin glass sheet after processing consistent with the adhesive surface curvature of non-glass eyeglass;
2) by techniques such as sanding and polishings, ultra-thin glass sheet outside surface is processed, the primary optical axis must adjusting shaping ultra-thin glass sheet is consistent with the primary optical axis of non-glass eyeglass, does not change the optical characteristics of non-glass eyeglass when ensureing the ultra-thin glass sheet after processing and non-glass lens sticks;
3) by optical-grade transparent glue ultra-thin glass sheet together with non-glass lens sticks.
Make the technique of a kind of NEW TYPE OF COMPOSITE lens described in embodiment 2, it comprises the following steps:
1) by techniques such as hot bending sanding and polishings, ultra-thin glass sheet is processed, make the ultra-thin glass sheet after processing consistent with the adhesive surface curvature of non-glass eyeglass;
2) by techniques such as sanding and polishings, ultra-thin glass sheet outside surface is processed, the primary optical axis must adjusting shaping ultra-thin glass sheet is consistent with the primary optical axis of non-glass eyeglass, does not change the optical characteristics of non-glass eyeglass when ensureing the ultra-thin glass sheet after processing and non-glass lens sticks;
3) by technique for vacuum coating, optical film is coated with at the outside surface of ultra-thin glass sheet;
4) by optical-grade transparent glue ultra-thin glass sheet together with non-glass lens sticks.
Make the technique of a kind of NEW TYPE OF COMPOSITE lens described in embodiment 3, it comprises the following steps:
1) by techniques such as hot bending sanding and polishings, ultra-thin glass sheet is processed, make the ultra-thin glass sheet after processing consistent with the adhesive surface curvature of non-glass eyeglass;
2) by techniques such as sanding and polishings, ultra-thin glass sheet outside surface is processed, the primary optical axis must adjusting shaping ultra-thin glass sheet is consistent with the primary optical axis of non-glass eyeglass, does not change the optical characteristics of non-glass eyeglass when ensureing the ultra-thin glass sheet after processing and non-glass lens sticks;
3) by technique for vacuum coating, optical film is coated with at the inside surface of non-glass eyeglass;
4) by optical-grade transparent glue handle together with non-glass lens sticks.
Make the technique of a kind of NEW TYPE OF COMPOSITE lens described in embodiment 4, it comprises the following steps:
1) by techniques such as hot bending sanding and polishings, ultra-thin glass sheet is processed, make the ultra-thin glass sheet after processing consistent with the adhesive surface curvature of non-glass eyeglass;
2) by techniques such as sanding and polishings, ultra-thin glass sheet outside surface is processed, the primary optical axis must adjusting shaping ultra-thin glass sheet is consistent with the primary optical axis of non-glass eyeglass, does not change the optical characteristics of non-glass eyeglass when ensureing the ultra-thin glass sheet after processing and non-glass lens sticks;
3) by technique for vacuum coating, optical film is coated with at the outside surface of ultra-thin glass sheet;
4) by technique for vacuum coating, optical film is coated with at the inside surface of non-glass eyeglass;
5) by optical-grade transparent glue ultra-thin glass sheet together with non-glass lens sticks.
Make the technique of a kind of NEW TYPE OF COMPOSITE lens described in embodiment 5, it comprises the following steps:
1) by techniques such as hot bending sanding and polishings, ultra-thin glass sheet is processed, make the ultra-thin glass sheet after processing consistent with the adhesive surface curvature of non-glass eyeglass;
2) by techniques such as sanding and polishings, ultra-thin glass sheet outside surface is processed, the primary optical axis must adjusting shaping ultra-thin glass sheet is consistent with the primary optical axis of non-glass eyeglass, does not change the optical characteristics of non-glass eyeglass when ensureing the ultra-thin glass sheet after processing and non-glass lens sticks;
3) by optical-grade transparent glue the ultra-thin glass sheet of outside and inner side together with non-glass lens sticks.
Make the technique of a kind of NEW TYPE OF COMPOSITE lens described in embodiment 6, it comprises the following steps:
1) by techniques such as hot bending sanding and polishings, ultra-thin glass sheet is processed, make the ultra-thin glass sheet after processing consistent with the adhesive surface curvature of non-glass eyeglass;
2) by techniques such as sanding and polishings, ultra-thin glass sheet outside surface is processed, the primary optical axis must adjusting shaping ultra-thin glass sheet is consistent with the primary optical axis of non-glass eyeglass, does not change the optical characteristics of non-glass eyeglass when ensureing the ultra-thin glass sheet after processing and non-glass lens sticks;
3) by technique for vacuum coating, optical film is coated with at the outside surface of the ultra-thin glass sheet in outside;
4) by optical-grade transparent glue the ultra-thin glass sheet of outside and inner side together with non-glass lens sticks.
Make the technique of a kind of NEW TYPE OF COMPOSITE lens described in embodiment 7, it comprises the following steps:
1) by techniques such as hot bending sanding and polishings, ultra-thin glass sheet is processed, make the ultra-thin glass sheet after processing consistent with the adhesive surface curvature of non-glass eyeglass;
2) by techniques such as sanding and polishings, ultra-thin glass sheet outside surface is processed, the primary optical axis must adjusting shaping ultra-thin glass sheet is consistent with the primary optical axis of non-glass eyeglass, does not change the optical characteristics of non-glass eyeglass when ensureing the ultra-thin glass sheet after processing and non-glass lens sticks;
3) by technique for vacuum coating, optical film is coated with at the outside surface of the ultra-thin glass sheet of inner side;
4) by optical-grade transparent glue the ultra-thin glass sheet of outside and inner side together with non-glass lens sticks.
5) make the technique of a kind of NEW TYPE OF COMPOSITE lens described in embodiment 8, it comprises the following steps:
1) by techniques such as hot bending sanding and polishings, ultra-thin glass sheet is processed, make the ultra-thin glass sheet after processing consistent with the adhesive surface curvature of non-glass eyeglass;
2) by techniques such as sanding and polishings, ultra-thin glass sheet outside surface is processed, the primary optical axis must adjusting shaping ultra-thin glass sheet is consistent with the primary optical axis of non-glass eyeglass, does not change the optical characteristics of non-glass eyeglass when ensureing the ultra-thin glass sheet after processing and non-glass lens sticks;
6) 3) by technique for vacuum coating, optical film is coated with at the outside surface of the ultra-thin glass sheet of inner side and outer side;
4) by optical-grade transparent glue the ultra-thin glass sheet of outside and inner side together with non-glass lens sticks.
Hardness test: in above-mentioned 8 embodiments, complex optics all adopts ultra-thin glass sheet as the skin of complex optics, the Mohs value of glass is 5.5-6.5, the Mohs value of quartz glass is 7, and sapphire glass is 9, and the Mohs value of resin, plastic cement is all below 1.5, extremely easily scratched, therefore, use the eyeglass of glass material as the skin of complex optics, utilize the feature of its high rigidity, complex optics is not easily scratched by articles for daily use, extends the serviceable life of eyeglass.
Anti-wear performance is tested: in the utility model, the fastness to rubbing of non-glass eyeglass, ultra-thin glass sheet meets the requirement to eyeglass in GB10810, and carry out anti-wear performance test to non-glass eyeglass, ultra-thin glass sheet in the utility model, test method is as follows:
Experimental enviroment condition: environment temperature: (23 ± 5) DEG C, envionmental humidity: (50 ± 20) %.
Test apparatus: mist degree instrument: the requirement that should meet test apparatus in GB/T2410, carries out preheating, correction and setup parameter on request, makes it be in normal operating conditions; Friction instrument: the total loading be applied on eyeglass is 750g, and its pressure direction should be consistent with convex lens surface normal direction; The frequency of reciprocal friction is 100 times/min (being once defined as a to-and-fro movement); The facility of fixed sample should be had, ensure that in friction test process, sample is not moved.
The preparation of eyeglass: the non-cut-off lens that tested lens front surface radius-of-curvature is greater than 75mm, vertex lens power absolute value is not more than 0.50D.Eyeglass (eyeglass before friction and after friction) surface should be cleaned totally, removes any product residue.In environment temperature: (23 ± 5) DEG C, envionmental humidity: place about 2h under the environment of (50 ± 20) %.Haze value test position must be identical, should eyeglass middle section four direction (0 °, 90 °, 180 °, 270 °) (can make respective token at eyeglass four direction).
The preparation of steel wool: 000# steel wool attrition surface should smooth, ordered arrangement and not oxidized.New firm velvet attrition surface should carry out a break-in (loading 750g back and forth rubs 200 times with stiffened resin lens), to reach the impacts such as the burr of eliminating steel wool and slight oxidation.Answer running check steel wool attrition surface (also by checking roughness and the homogeneity of sample friction cut, steel wool attrition surface can be understood).Should change if undesirable.Steel wool should fold more than 5 layers (thickness in monolayer is about 5mm), and planar dimension is about 40mm*40mm, and steel wool silking must be vertical with friction direction.In friction, instrument pressing mold lower center place is stained with steel wool.
test procedure: 1) ultra-thin glass sheet, non-glass eyeglass are placed in initial haze value mist degree instrument measured without center of lens region during friction
: eyeglass is placed in mark 0 ° of direction place, obtains first measured value, then obtain 90 °, 180 °, the measured value at 270 ° of directions place successively.Get the arithmetic mean of 4 measured values; 2) eyeglass is after above-mentioned test, and it is placed on friction instrument, and upwards, Shi Qi center and fork center superposition also make it fix to the convex surface of eyeglass.On the ballast beam of friction instrument pressing mold upper end, add loading counterweight, total loading (ballast beam, pressing mold, loading counterweight, steel wool etc.) is 750g ± 15g, be applied on the convex surface of sample, start friction instrument, reciprocal friction 1000 times, reciprocal abraded area should slightly larger than mist degree instrument test zone (generally forming about 40mm*40mm abraded area) around convex lens surface geometric center; 3) by blotting with cotton paper after the eyeglass of the 2nd step friction test is cleaned or drying, be placed on mist degree instrument, measure the haze value in center of lens region (must be identical region) by the 1st step
, obtain 4 measured values successively, get the arithmetic mean of 4 measured values
.
The calculating of test findings: each haze value of sample calculates:
Haze value=
In formula:
sample haze value and difference without the haze value that rubs after friction;
it is the arithmetic mean of 4 haze measurements after friction;
it is the arithmetic mean without friction 4 initial haze measured values;
0.8 is the levelling factor.
Results averaged, is accurate to 0.1%.Test result is as following table:
| Project | Non-glass eyeglass | Ultra-thin glass sheet |
| Haze value | 0.6% | 0.5% |
It should be noted that: according in GB10810 to the wear-resisting requirement of eyeglass: be fastness to rubbing reinforced requirement during haze value≤0.8%, in the utility model ultra-thin glass sheet, glass mirror after testing after haze value all≤0.8%, can draw thus, compared with commercial common eyeglass, in the utility model complex optics its there is the advantage of super abrasive, lens can not be caused in actual use to wear and tear, the sharpness of lens is declined, it has a good application prospect and to be worth with industry.
The foregoing is only preferred embodiment of the present utility model; not in order to limit the utility model; all within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (9)
1. a NEW TYPE OF COMPOSITE lens, is characterized in that, comprising: non-glass eyeglass, be placed in outside non-glass eyeglass and/or the ultra-thin glass sheet of inner side and the bonding coat that is placed between ultra-thin glass sheet, non-glass eyeglass.
2. a kind of NEW TYPE OF COMPOSITE lens according to claim 1, it is characterized in that: described ultra-thin glass sheet is placed in the outside of described non-glass eyeglass, the outside surface of described ultra-thin glass sheet has been coated with an optical film.
3. a kind of NEW TYPE OF COMPOSITE lens according to claim 2, is characterized in that: the inside surface of described non-glass eyeglass has been coated with an optical film.
4. a kind of NEW TYPE OF COMPOSITE lens according to claim 1, it is characterized in that: described ultra-thin glass sheet is placed in outside and the inner side of described non-glass eyeglass, and the outside surface of the ultra-thin glass sheet in outside and/or the ultra-thin glass sheet of inner side has been coated with an optical film.
5. a kind of NEW TYPE OF COMPOSITE lens according to claim 1, it is characterized in that: described ultra-thin glass sheet is placed in the outside of described non-glass eyeglass, the inside surface of described non-glass eyeglass has been coated with an optical film.
6. a kind of NEW TYPE OF COMPOSITE lens according to claim 1, is characterized in that: described ultra-thin glass sheet comprises sapphire glass sheet, quartz glass plate.
7. a kind of NEW TYPE OF COMPOSITE lens according to claim 1, is characterized in that: the thickness of described ultra-thin glass sheet is 0.001mm ~ 0.999mm.
8. a kind of NEW TYPE OF COMPOSITE lens according to claim 1, is characterized in that: described non-glass eyeglass comprises resin lens.
9. a kind of NEW TYPE OF COMPOSITE lens according to claim 8, is characterized in that: described resin lens comprises resin monochromatic light eyeglass, resin multifocal lens, resin gradual change focus lens, resin concave lens, resin hyperopic lens, resin coloured ophthalmic glass, resin driving eyeglass, resin photochromic lens.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520418860.7U CN204666984U (en) | 2015-06-17 | 2015-06-17 | A kind of NEW TYPE OF COMPOSITE lens |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520418860.7U CN204666984U (en) | 2015-06-17 | 2015-06-17 | A kind of NEW TYPE OF COMPOSITE lens |
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| CN204666984U true CN204666984U (en) | 2015-09-23 |
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| CN201520418860.7U Expired - Fee Related CN204666984U (en) | 2015-06-17 | 2015-06-17 | A kind of NEW TYPE OF COMPOSITE lens |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104898297A (en) * | 2015-06-17 | 2015-09-09 | 龚永亮 | Novel composite spectacle lens |
| WO2019206977A3 (en) * | 2018-04-24 | 2019-12-19 | Carl Zeiss Vision International Gmbh | Spectacle lens having a photochromic coating and method for producing the same |
-
2015
- 2015-06-17 CN CN201520418860.7U patent/CN204666984U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104898297A (en) * | 2015-06-17 | 2015-09-09 | 龚永亮 | Novel composite spectacle lens |
| WO2019206977A3 (en) * | 2018-04-24 | 2019-12-19 | Carl Zeiss Vision International Gmbh | Spectacle lens having a photochromic coating and method for producing the same |
| US11874534B2 (en) | 2018-04-24 | 2024-01-16 | Carl Zeiss Vision International GmbM | Spectacle lens having a photochromic coating and method for producing the same |
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Granted publication date: 20150923 Termination date: 20170617 |