CN204044449U - A kind of radiation proof humidity-preserving type contact lens - Google Patents
A kind of radiation proof humidity-preserving type contact lens Download PDFInfo
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- CN204044449U CN204044449U CN201420404758.7U CN201420404758U CN204044449U CN 204044449 U CN204044449 U CN 204044449U CN 201420404758 U CN201420404758 U CN 201420404758U CN 204044449 U CN204044449 U CN 204044449U
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Abstract
The utility model belongs to ophthalmic lens technical field.The utility model discloses a kind of radiation proof humidity-preserving type contact lens, being subject to electromagnetic radiation damage and the temperature that caused by electromagnetic radiation raises and makes contact lenses or the dehydration of U.S. pupil is dry and astringent, using state worsens problem for solving eyes in prior art.Radiation proof humidity-preserving type contact lens of the present utility model, comprise inside surface, outside surface and lens body, inside surface and/or outside surface and/or lens body are provided with reflector layer, and reflector layer is arranged along the curved surface of lens body, and reflector layer partly or entirely covers inside surface or outside surface or lens body.The setting of reflector layer can reduce the radiation intensity of echo area inside surface, the energy absorption of lens body and eyeball surface can be reduced simultaneously, particularly reduce heat absorption, thus reduce the temperature of eyeball and lens body, reach the effect preventing moisture evaporation, maintenance eyeglass and eyeball moistening, decrease the radiation of electromagnetic wave to eyeball simultaneously.
Description
Technical field
The utility model relates to ophthalmic lens technical field, particularly a kind of radiation proof humidity-preserving type contact lens.
Background technology
Contact lenses, or contact lens are a kind of eyeglasses be worn on cornea.The contact lenses of narrow sense are in order to correct defects of vision or to protect eyes, and the U.S. pupil of narrow sense can increase aesthetic feeling.The function of current contact lenses and U.S. pupil merges substantially.Contact lenses and U.S. pupil comprise rigid and soft two kinds, not only from bringing very large improvement to convenience aspect in appearance the ametropia patients such as myopia, long sight, astigmatism, and the visual field is broad, to look thing true to nature, this external control adolescent myopia, astigmatism develop, treat the aspects such as special illness in eye and also played special effect, also increase the aesthetic feeling of eyes in addition by color and area, shape etc.
Generally, contact lenses or U.S. pupil except eyeglass oxygen permeability is poor, eyeglass is heated (such as fire is roasting) damage, eyeglass forms sediment, lens contamination even forms mildew, eyeglass material ageing, eyeglass impaired break cause to eyes infringement except, moisture evaporation is too fast also can cause sears optical discomfort, radiation damage, the old and feeble quickening of cornea, resistibility decline, visual fatigue, xerophthalmia, initiation eyeball allergy, corneal abrasion, ocular nerve palsy with electromagnetic radiation, and affects the problems such as personal image in Aesthetic Significance.
Earth surface electromagnetic wave generally comprises x-ray, ultraviolet light, visible ray, infrared ray and microwave etc.The electromagnetic radiation of excess can cause the deactivation of ocular bioavailability material and consumption, temperature rising and dewater, optic nerve fatigue and damage, organ-tissue and cell aging and pathology etc.Such as, killer cell can damage cornea at the ultraviolet of short wavelength region, the infrared ray of long wavelength region mainly carries heat energy, moisture can be caused to evaporate and cause xerophthalmia thus make contact lenses or U.S. pupil using state worsen and cause a series of eye injuries.
Utility model content
Be subject to electromagnetic radiation damage and the temperature that caused by electromagnetic radiation raises and makes contact lenses or the dehydration of U.S. pupil is dry and astringent, using state worsens problem to solve eyes in prior art, the utility model provides a kind of radiation proof humidity-preserving type contact lens.
The technical solution of the utility model is:
A kind of radiation proof humidity-preserving type contact lens, comprise inside surface, outside surface and lens body, described inside surface and/or outside surface and/or lens body are provided with reflector layer, described reflector layer is arranged along the curved surface of described lens body, and described reflector layer partly or entirely covers described inside surface or outside surface or lens body.Described inside surface is the surface nearer apart from eyeball, and described inside surface and eyes sphere match, and both radian differences are 1nm ~ 1mm.Described outside surface is the surface far away apart from eyeball.
Preferably, described reflector layer is reflecting coating coating or reflecting piece.According to the requirement of reflectivity, reflecting coating coating can be the reflecting coating coating of silver color or other colors.
Further, described reflector layer has reflex to the electromagnetic wave within the scope of wavelength 10nm ~ 78000nm, and the reflectivity of described reflector layer is 0.5 ~ 1.Radiation can comprise the electromagnetic waves such as ultraviolet, visible ray, infrared light, reflection is comparatively comprehensive, and reflecting effect is good.
As preferably, the thickness of described reflector layer is 1nm ~ 3mm, and further, reflector layer thickness is 10nm ~ 0.1mm.
Preferably, the average thickness of described lens body is 100nm ~ 5mm.
Preferably, the center of described lens body or partial center are engraved structure.The position of corresponding eye pupil is engraved structure.Engraved structure is positioned at center or the partial center of lens body, and this kind of contact lens is applicable to require high and twenty-twenty people to oxygen permeability.
The beneficial effects of the utility model are:
Radiation proof humidity-preserving type contact lens of the present utility model, arranging of reflector layer can reduce energy absorption, thus reduces the temperature of eyeball and lens body, reaches the effect preventing moisture evaporation, maintenance eyeglass and eyeball moistening; Eyeball and lens body can be reduced to electromagnetic absorptions such as ultraviolets simultaneously, thus reduce the radiation damage of eyeball.Radiation proof humidity-preserving type contact lens of the present utility model makes the maintenance function organic assembling of contact lenses, U.S. pupil and glasses, be beneficial to the performance of visual performance, the health of glasses and image attractive in appearance.
Radiation proof humidity-preserving type contact lens of the present utility model, reflector layer can not block the surface of all contact lenss, can according to the size of the requirement determination reflector layer of radiation proof and moisturizing, and according to the geometric configuration of aesthetic characteristic determination reflector layer.When asymmetric layout reflector layer, reflector layer should be arranged on the region of palpebral fissure effectively to shut out the light, and when wearing, can adjust eyeglass orientation and being in required eye locations to make reflector layer.
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 structural representation of the radiation proof humidity-preserving type contact lens of the utility model embodiment 1;
Fig. 2 is the structural representation of the radiation proof humidity-preserving type contact lens of the utility model embodiment 2;
Fig. 3 is the structural representation of the radiation proof humidity-preserving type contact lens of the utility model embodiment 3;
Fig. 4 is the structural representation of the radiation proof humidity-preserving type contact lens of the utility model embodiment 4;
Fig. 5 is the rip cutting cross-sectional view of radiation proof humidity-preserving type contact lens in Fig. 4;
Fig. 6 is the structural representation of the radiation proof humidity-preserving type contact lens of the utility model embodiment 5;
Fig. 7 is the rip cutting cross-sectional view of radiation proof humidity-preserving type contact lens in Fig. 6;
Fig. 8 is the structural representation of the radiation proof humidity-preserving type contact lens of the utility model embodiment 6;
Fig. 9 is the rip cutting cross-sectional view of radiation proof humidity-preserving type contact lens in Fig. 8;
Wherein, 1-outside surface; 2-inside surface; 3-reflector layer; 4-lens body; The region that 5-eye pupil is corresponding.
Embodiment
Embodiment 1
As shown in Figure 1, radiation proof humidity-preserving type contact lens of the present utility model, comprises lens body 4, and lens body 4 is inside surface 2 near the surface in eyeball face, and lens body 4 is outside surface 1 away from the surface in eyeball face.The mean value of the thickness (vertical range namely between outside surface 1 and inside surface 2) of lens body 4 is 1.5mm.Inside surface 2 and eyeball curved surface match, and inside surface 2 is 1nm ~ 1mm with the radian difference of eyeball curved surface.
Whole inside surface 2 covers the reflector layer 3 that a layer thickness is 1000nm ~ 3000nm, this reflector layer 3 is for can reflection wavelength be the electromagnetic reflecting coating coating of 400 ~ 2500nm, and the refractive index of this reflector layer 3 is 0.87.
Embodiment 2
As shown in Figure 2, radiation proof humidity-preserving type contact lens of the present utility model, comprises lens body 4, and lens body 4 is inside surface 2 near the surface in eyeball face, and lens body 4 is outside surface 1 away from the surface in eyeball face.The mean value of the thickness (vertical range namely between outside surface 1 and inside surface 2) of lens body 4 is 2mm.Inside surface 2 and eyeball curved surface match, and inside surface 2 is 1nm ~ 1mm with the radian difference of eyeball curved surface.
Whole outside surface 1 covers one deck reflector layer 3, and this reflector layer 3 is reflection wavelength to be the electromagnetic reflecting coating coating of 100 ~ 2500nm.Table 1 is the relation table of reflector layer 1 thickness and refractive index, and wherein in each numbering, corresponding reflector layer 1 all adopts identical reflecting coating spraying.
The relation of table 1 reflector layer thickness and refractive index
Embodiment 3
As shown in Figure 3, radiation proof humidity-preserving type contact lens of the present utility model, comprises lens body 4, and lens body 4 is inside surface 2 near the surface in eyeball face, and lens body 4 is outside surface 1 away from the surface in eyeball face.The mean value of the thickness (vertical range namely between outside surface 1 and inside surface 2) of lens body 4 is 1mm.Inside surface 2 and eyeball curved surface match, and inside surface 2 is 1nm ~ 1mm with the radian difference of eyeball curved surface.
Arrange the reflector layer 3 that a layer thickness is 2000nm ~ 3000nm in the middle of lens body 4 between outside surface 1 and inside surface 2, this reflector layer 3 is for can reflection wavelength be the electromagnetic reflecting piece of 100 ~ 2500nm, and the refractive index of this reflector layer 3 is 0.9.
Embodiment 4
As shown in Figure 4, Figure 5, radiation proof humidity-preserving type contact lens of the present utility model, comprises lens body 4, and lens body 4 is inside surface 2 near the surface in eyeball face, and lens body 4 is outside surface 1 away from the surface in eyeball face.The region 5 that lens body 4 is corresponding with eye pupil is engraved structure, and the mean value of the thickness (vertical range namely between outside surface 1 and inside surface 2) of lens body 4 is 0.5mm.Inside surface 2 and eyeball curved surface match, and inside surface 2 is 1nm ~ 1mm with the radian difference of eyeball curved surface.
Partial outer face 1 covers the reflector layer 3 that a layer thickness is 800um ~ 3000um, this reflector layer 3 structure ringwise, annular reflector layer 3 is between void region and lens body 4 edge.This reflector layer 3 is for can reflection wavelength be the electromagnetic reflecting piece of 400 ~ 2500nm, and the refractive index of this reflector layer 3 is 0.92.
Embodiment 5
As shown in Figure 6, Figure 7, radiation proof humidity-preserving type contact lens of the present utility model, comprises lens body 4, and lens body 4 is inside surface 2 near the surface in eyeball face, and lens body 4 is outside surface 1 away from the surface in eyeball face.The mean value of the thickness (vertical range namely between outside surface 1 and inside surface 2) of lens body 4 is 1mm.Inside surface 2 and eyeball curved surface match, and inside surface 2 is 1nm ~ 1mm with the radian difference of eyeball curved surface.
Partial outer face 1 covers the reflector layer 3 that a layer thickness is 0.01 ~ 0.02mm, the region 5 that lens body 4 is corresponding with eye pupil does not cover reflector layer 3, this reflector layer 3 structure ringwise, annular reflector layer 3 is between the region 5 relative with eye pupil and lens body 4 edge.This reflector layer 3 is reflecting coating coating, and this reflector layer 3 can reflection wavelength be the electromagnetic reflecting piece of 10 ~ 78000nm, and the refractive index of this reflector layer 3 is 0.9.
Embodiment 6
As shown in Figure 8, Figure 9, radiation proof humidity-preserving type contact lens of the present utility model, partial outer face 1 covers the reflector layer 3 that a layer thickness is 900nm ~ 1500nm, this embodiment comprises multiple reflective areas, that is, reflector layer 3 is divided into multiple region.The region 5 corresponding with eye pupil does not cover reflector layer 3, and this reflector layer 3 designs according to aesthetic characteristic.This reflector layer 3 is reflecting coating coating, and this reflector layer 3 can reflection wavelength be the electromagnetic reflecting piece of 400 ~ 2500nm, and the refractive index of this reflector layer 3 is 0.92.
Certain reflector layer 3 also can be separately positioned on outside surface 1, lens body 4 and inside surface 2, but the reflector layer 3 of the reflector layer 3 of the reflector layer 3 on outside surface 1, lens body 4 and inside surface 2 does not block mutually, and does not affect the vision of eyes.
Claims (6)
1. a radiation proof humidity-preserving type contact lens, comprise inside surface, outside surface and lens body, it is characterized in that: described inside surface and/or outside surface and/or lens body are provided with reflector layer, described reflector layer is arranged along the curved surface of described lens body, and described reflector layer partly or entirely covers described inside surface or outside surface or lens body.
2. radiation proof humidity-preserving type contact lens as claimed in claim 1, is characterized in that: described reflector layer is reflecting coating coating or reflecting piece.
3. radiation proof humidity-preserving type contact lens as claimed in claim 2, it is characterized in that: described reflector layer has reflex to the electromagnetic wave within the scope of wavelength 10nm ~ 78000nm, the reflectivity of described reflector layer is 0.5 ~ 1.
4. the radiation proof humidity-preserving type contact lens as described in any one of claim 1-3, is characterized in that: the thickness of described reflector layer is 1nm ~ 3mm.
5. radiation proof humidity-preserving type contact lens as claimed in claim 1, is characterized in that: the average thickness of described lens body is 100nm ~ 5mm.
6. radiation proof humidity-preserving type contact lens as claimed in claim 1, is characterized in that: the center of described lens body or partial center are engraved structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420404758.7U CN204044449U (en) | 2014-07-22 | 2014-07-22 | A kind of radiation proof humidity-preserving type contact lens |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420404758.7U CN204044449U (en) | 2014-07-22 | 2014-07-22 | A kind of radiation proof humidity-preserving type contact lens |
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| CN204044449U true CN204044449U (en) | 2014-12-24 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104133298A (en) * | 2014-07-22 | 2014-11-05 | 济南菲特生物科技有限公司 | Moisturizing anti-radiation contact lens |
| JP2020514835A (en) * | 2017-03-24 | 2020-05-21 | ソウル大学校産学協力団Ｓｅｏｕｌ Ｎａｔｉｏｎａｌ Ｕｎｉｖｅｒｓｉｔｙ Ｒ＆Ｄｂ Ｆｏｕｎｄａｔｉｏｎ | Functional contact lens and manufacturing method thereof |
-
2014
- 2014-07-22 CN CN201420404758.7U patent/CN204044449U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104133298A (en) * | 2014-07-22 | 2014-11-05 | 济南菲特生物科技有限公司 | Moisturizing anti-radiation contact lens |
| CN104133298B (en) * | 2014-07-22 | 2016-06-22 | 济南菲特生物科技有限公司 | A kind of humidity-preserving type anti-radiation concealed eyeglass |
| JP2020514835A (en) * | 2017-03-24 | 2020-05-21 | ソウル大学校産学協力団Ｓｅｏｕｌ Ｎａｔｉｏｎａｌ Ｕｎｉｖｅｒｓｉｔｙ Ｒ＆Ｄｂ Ｆｏｕｎｄａｔｉｏｎ | Functional contact lens and manufacturing method thereof |
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Effective date of registration: 20200407 Address after: 250000 1001d, 10 / F, building A4 - (3), Hanyu financial and business center, No. 7000, Jingshi Road, high tech Zone, Jinan City, Shandong Province Patentee after: Jinan fite Ecological Environmental Protection Engineering Co., Ltd Address before: 250000 Shandong city of Ji'nan province high tech Zone Shun Road No. 2000 Shun Tai Plaza Building 8 1-901-04 Patentee before: JINAN FEITE BIOTECHNOLOGY Co.,Ltd. |