CN201359663Y - Gradual-change photochromic and electrochromic polaroid spectacle lens - Google Patents
Gradual-change photochromic and electrochromic polaroid spectacle lens Download PDFInfo
- Publication number
- CN201359663Y CN201359663Y CNU2008201613949U CN200820161394U CN201359663Y CN 201359663 Y CN201359663 Y CN 201359663Y CN U2008201613949 U CNU2008201613949 U CN U2008201613949U CN 200820161394 U CN200820161394 U CN 200820161394U CN 201359663 Y CN201359663 Y CN 201359663Y
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- polarizing film
- gradual change
- change type
- light polarizing
- gradual
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Abstract
The utility model relates to a gradual-change photochromic and electrochromic polaroid spectacle lens comprising a photochromic resin lens (1), a gradual-change front polarizing film (2), a liquid crystal box (3), a gradual-change rear polarizing film (4), and a transparent resin lens (5). The gradual-change photochromic and electrochromic polaroid spectacle lens is characterized in that the liquid crystal box (3) is inserted between the gradual-change front polarizing film (2) and the gradual-change rear polarizing film (4); the photochromic resin lens (1) is bonded in front of the gradual-change front polarizing film (2); and the other side of the gradual-change rear polarizing film (4) is bonded with the transparent resin lens (5). The lens has double functions of sheltering from sunlight in daylight and sheltering from glare lamplight at night, the lens light transmission is more than or equal to 95 percent, and the transmittance of light is gradually increased to 85 percent from 20 percent from top to bottom of the film surface.
Description
Technical field
The utility model relates to eyeglass manufacturing technology field, particularly be that a kind of gradual change type is photic, the electrochromism polarized ophthalmic lenses.
Background technology
In the manufacturing industry of existing polarized ophthalmic lenses, all the light polarizing film of use integral color degree of depth unanimity is without exception manufactured lens, this is that the purposes owing to polaroid glasses only is as blocking strong direct sunlight daytime and using from the various reflected by objects light on ground, but to night, traditional polarized lenses of integral color degree of depth unanimity is then because penetrability is too low, generally only at 20-40%, block the high light of head-on sending a car and can't wear the back performance the motorist, do not influence simultaneously clear observation again, thereby make the wearer can only abandon use traditional polaroid glasses at night to road ahead.
Chinese patent ZL200520047480.3 document discloses a kind of technical scheme with resin color-changing lens of anti-glare night vision, the anti-glare that meets at night of taking into account that adopts is to increase coating one layer-selective dim light film on the surface of resin color-changing lens, this method is fixed the degree of being in the light of incident light, can not follow the variation of incident intensity and change self degree of being in the light, to satisfy user's requirement.The method for making of other Chinese patent ZL200620116281.8 polarized lenses, related polarization light technology in the disclosed patent documentation, the effect that keeps the sun off that the solution polaroid of all just mentioning is single, and the gradual change type that can block strong light night when seeing road clearly of can keeping the sun off by day is photic, the electrochromism polarized ophthalmic lenses does not appear in the newspapers.
Summary of the invention
At above deficiency, the purpose of this utility model is to provide that a kind of gradual change type is photic, the electrochromism polarized ophthalmic lenses, high light and ultraviolet ray are blocked in sunlight middle-ultraviolet lamp irradiation deepening gradually down by day, and night again can instantaneous realization electrochromism under the control of electronic circuit.
The technical solution of the utility model realizes in the following manner: a kind of gradual change type is photic, the electrochromism polarized ophthalmic lenses, formed by light polarizing film, transparent resin eyeglass behind light polarizing film, liquid crystal cell, the gradual change type before photochromic resin lens, the gradual change type, it is characterized in that: insert liquid crystal cell in the middle of two light polarizing film of light polarizing film behind light polarizing film, the gradual change type before the described gradual change type, be bonded with the electrochromism polarized ophthalmic lenses before the light polarizing film before the gradual change type, the light polarizing film another side is bonded with the transparent resin eyeglass behind the gradual change type.
Above-mentioned photochromic resin lens thickness is 0.5-1.5mm.
The light polarizing film use that cooperatively interacts behind light polarizing film and the gradual change type before the above-mentioned gradual change type, the polarization direction unanimity, thickness is between the 5-20 μ m.
Light polarizing film is a PVA polyvinyl alcohol film material behind the preceding light polarizing film of above-mentioned gradual change type, the gradual change type.
Above-mentioned thickness of liquid crystal box is 1.0-2.2mm.
The thickness of above-mentioned transparent resin eyeglass is 0.5-1.5mm.
Adopt the utility model, eyeglass have keep the sun off daytime, the double action that blocks glaring light night, eyeglass transmittance 〉=95%, the light polarizing film penetrability shows as on the face of 35mm width from top to bottom by being deep to shallow progressively variation, form the graded polarizing film, penetrability was increased to 85% by 20% gradual change from top to down from face after the cooperation liquid crystal powered up variable color.Can round-the-clockly use, have the advantage that manufacture craft is simple, cost is low, practical simultaneously.
Below in conjunction with accompanying drawing embodiment of the present utility model is described in detail.
Description of drawings
Fig. 1 is the lens structure sectional view.
Fig. 2 is the eyeglass front elevation.
Fig. 3 is the eyeglass photochromic synoptic diagram that is in the light on daytime.
Fig. 4 is eyeglass electrochromism at the night synoptic diagram that is in the light.
Among the figure: 1, photochromic resin lens, 2, light polarizing film before the gradual change type, 3, liquid crystal cell, 4, light polarizing film behind the gradual change type, 5, the transparent resin eyeglass.
Embodiment
Know that by Fig. 1 the gradual change type of present embodiment is photic, the electrochromism polarized ophthalmic lenses, comprise that light polarizing film 4 behind light polarizing film 2 before the photochromic resin lens 1, gradual change type, liquid crystal cell 3, the gradual change type, transparent resin eyeglass 5 form.
The lens thickness of photochromic resin lens can be regulated in the 0.5-1.5mm scope, preferred 0.8mm.Light polarizing film 4 employing PVA polyvinyl alcohol film materials behind light polarizing film 2, the gradual change type before the gradual change type, the light polarizing film finished product thickness can be selected between 5-20 μ m, preferred here 7-10 μ m.The light polarizing film penetrability shows as on the face of 35mm width from top to bottom by being deep to shallow progressively variation, forms the graded polarizing film, cooperate liquid crystal to power up variable color after penetrability be increased to 85% by 20% gradual change from top to down from face.Light polarizing film 4 use that cooperatively interacts behind light polarizing film 2 and the gradual change type before the above-mentioned gradual change type, the polarization direction unanimity.
The liquid crystal cell size is changeable according to actual needs, chooses size 55x35mm here, can nematic or cholesteryl liquid crystal, work trigger voltage 0.85-3V, preferred here 1.05-1.5V.Add alternating voltage when work, twist angle 〉=45 °.Box thickness is 1.0-2.2mm, preferred 1.4mm.
The transparent resin eyeglass uses CR-39 series plastics eyeglass or acrylic eyeglass, and lateral surface adds the coated with antireflection film, adds dura mater, and penetrability is that central value is measured more than 〉=95% with 550nm.Thickness can be regulated in the 0.5-1.5mm scope, preferred 0.8mm.
Know by Fig. 2: when light polarizing film 4 overlaps behind light polarizing film before the gradual change type 2, the gradual change type, just formed more secretly degree of being in the light height of eyeglass top color, down extending degree of polarization shoals gradually, the gradual change polarisation effect that penetrability improves, penetrability down increases to about 85% gradually from 20% of top.In the middle of two light polarizing film, insert liquid crystal cell 3, power up back liquid crystal distortion and just formed electrochromic effect, improved the degree of being in the light of eyeglass.Power up at this moment for liquid crystal cell 3 or cut off the power supply, just realized being in the light, the variation repeatedly of printing opacity.When using night, owing to lack ultraviolet ray in the various light sources, so photochromic lens 1 remains the pellucidity nondiscolouring.When running into the other side and send a car strong light, liquid crystal cell 3 powers up under the control of electronic circuit, cooperate with light polarizing film 4 behind light polarizing film before the gradual change type 2, the gradual change type and to have formed dark shallow polarized light occlusion effect down on the eyeglass, strengthened the degree of being in the light of eyeglass, the light of having decayed and having sent a car makes the driver can see the road in the place ahead clearly.
Know photochromic, the dual effect of being in the light of electrochromism on daytime by Fig. 3.Daytime is when going out, under the effect of sunlight middle-ultraviolet lamp, the photochromics that is attached to photochromic resin lens 1 inside of the eyeglass outside activation that is excited, eyeglass has become Dark grey after shining through 30s-1 branch clock time gradually, the rate maximum of being in the light can reach 70-80%, if at this moment give liquid crystal cell 3 making alives, the liquid crystal molecule distortion, block effect with the 4 comprehensive polarisation closures that produce of light polarizing film behind light polarizing film before the gradual change type 2, the gradual change type, according to eyeglass top color depth, the overall depth that the order that the bottom look shallow has further been deepened eyeglass, eyeglass uses as sunglasses.
Know by Fig. 4, high light liquid crystal cell 3 outages later, eyeglass recovers pellucidity, and dark bright design does not down influence wearer's degree of getting a clear view at night substantially on it.Make colour of lens transfer dark shallow shading state down to, block the high light of sending a car, alleviate and dazzle the eyes, make the motorist can see the effect of road clearly thereby play by clear state.Make the light that enters eyes become soft, realize protective effect eyes.
Photic, the electrochromism polariscope of gradual change type that uses the technical solution of the utility model to make Sheet have keep the sun off daytime, the double action that blocks glaring light night, can round-the-clockly make With, have simultaneously the advantage that manufacture craft is simple, cost is low, practical. Its popularization with Popularizing and will produce very big economic benefit and social benefit, is numerous drivers' a big Gospel.
Claims (6)
1, photic, the electrochromism polarized ophthalmic lenses of a kind of gradual change type, formed by light polarizing film (4), transparent resin eyeglass (5) behind light polarizing film (2), liquid crystal cell (3), the gradual change type before photochromic resin lens (1), the gradual change type, it is characterized in that: insert liquid crystal cell (3) in the middle of (4) two light polarizing film of light polarizing film behind light polarizing film (2), the gradual change type before the described gradual change type, the preceding electrochromism polarized ophthalmic lenses (1) that is bonded with of light polarizing film (2) before the gradual change type, light polarizing film behind the gradual change type (4) another side is bonded with transparent resin eyeglass (5).
2, photic, the electrochromism polarized ophthalmic lenses of a kind of gradual change type according to claim 1 is characterized in that: described photochromic resin lens (1) thickness is 0.5-1.5mm.
3, photic, the electrochromism polarized ophthalmic lenses of a kind of gradual change type according to claim 1 is characterized in that: light polarizing film (4) use that cooperatively interacts behind light polarizing film (2) and the gradual change type before the described gradual change type, and the polarization direction unanimity, thickness is between the 5-20 μ m.
4, photic, the electrochromism polarized ophthalmic lenses of a kind of gradual change type according to claim 1 is characterized in that: light polarizing film (4) is a PVA polyvinyl alcohol film material behind the preceding light polarizing film (2) of described gradual change type, the gradual change type.
5, photic, the electrochromism polarized ophthalmic lenses of a kind of gradual change type according to claim 1 is characterized in that: described liquid crystal cell (3) thickness is 1.0-2.2mm.
6, photic, the electrochromism polarized ophthalmic lenses of a kind of gradual change type according to claim 1 is characterized in that: the thickness of described resin protection eyeglass (5) is 0.5-1.5mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201613949U CN201359663Y (en) | 2008-10-31 | 2008-10-31 | Gradual-change photochromic and electrochromic polaroid spectacle lens |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201613949U CN201359663Y (en) | 2008-10-31 | 2008-10-31 | Gradual-change photochromic and electrochromic polaroid spectacle lens |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201359663Y true CN201359663Y (en) | 2009-12-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201613949U Expired - Fee Related CN201359663Y (en) | 2008-10-31 | 2008-10-31 | Gradual-change photochromic and electrochromic polaroid spectacle lens |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201359663Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10543577B2 (en) | 2018-01-23 | 2020-01-28 | Clear and Dark Ltd. | Systems, methods, and apparatus for forming optical articles, and optical articles formed by the same |
| JP2021500620A (en) * | 2017-10-24 | 2021-01-07 | エシロール・アンテルナシオナル | Eyeglass lenses including activating optical filters and optical instruments including such eyeglass lenses |
| CN113415008A (en) * | 2021-06-22 | 2021-09-21 | 超丰微纳科技(宁波)有限公司 | Manufacturing process of ultrathin color-changing polarized resin lens |
-
2008
- 2008-10-31 CN CNU2008201613949U patent/CN201359663Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2021500620A (en) * | 2017-10-24 | 2021-01-07 | エシロール・アンテルナシオナル | Eyeglass lenses including activating optical filters and optical instruments including such eyeglass lenses |
| US11586056B2 (en) | 2017-10-24 | 2023-02-21 | Essilor International | Spectacle lens comprising an activable optical filter and optical equipment comprising such spectacle lens |
| US10543577B2 (en) | 2018-01-23 | 2020-01-28 | Clear and Dark Ltd. | Systems, methods, and apparatus for forming optical articles, and optical articles formed by the same |
| CN113415008A (en) * | 2021-06-22 | 2021-09-21 | 超丰微纳科技(宁波)有限公司 | Manufacturing process of ultrathin color-changing polarized resin lens |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: JIANGSU WANXIN OPTICAL CO., LTD. Free format text: FORMER OWNER: ZHENJIANG WANXIN OPTICAL GLASSES CO., LTD. Effective date: 20101108 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 212354 NO.83, GUANGMING MIDDLE ROAD, SITU TOWN, DANYANG CITY, JIANGSU PROVINCE TO: 212331 NO.188, DANFU ROAD, DANYANG CITY, JIANGSU PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20101108 Address after: 212331 Danyang City, Jiangsu Province Lu Dan Fu Lu No. 188 Co-patentee after: Zhang Zhiping Patentee after: Jiangsu Wanxin Optics Co., Ltd. Address before: 212354 No. 83 Guangming Middle Road, Situ Town, Jiangsu, Danyang Co-patentee before: Zhang Zhiping Patentee before: Zhenjiang Wanxin Optical Glasses Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20091209 Termination date: 20171031 |