CN105589216A - Glasses used for correcting eyesight - Google Patents
Glasses used for correcting eyesight Download PDFInfo
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- CN105589216A CN105589216A CN201410560261.9A CN201410560261A CN105589216A CN 105589216 A CN105589216 A CN 105589216A CN 201410560261 A CN201410560261 A CN 201410560261A CN 105589216 A CN105589216 A CN 105589216A
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- glasses
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Abstract
The invention discloses glasses used for correcting eyesight, which belong to the field of an optical device for correcting eyesight and solve the problems of inconvenience and waste due to frequent replacement of the glasses in the prior art. The glasses comprise a glasses frame and lenses fixed on the glasses frame; the lenses can be varifocal lenses, the focal length of each varifocal lens is adjustable, the appropriate focal length is employed for reflecting light to the pupil of an eye, and an image is formed on the retina of the eye in a clear mode. With the focal lengths of the varifocal lenses adjusted by a user, the degrees of the eyeglasses are matched with the degrees of vision, when the vision changes, the user can adjust the focal length to an appropriate length according to the change of the vision, so that the eyesight can be corrected, and outside things can be seen clearly, and inconvenience and waste due to frequent replacement of the glasses can be avoided.
Description
Technical field
The optics field that the present invention relates to correct defects of vision, particularly relates to one and looks for correctingThe glasses of power.
Background technology
Glasses are correct defects of vision or protect eyes and the optics made, comprise mirror holder and mirrorSheet. The number of degrees of the glasses that people wear will mate with the eyesight of user's eyes, just can reach strongThe effect of positive eyesight and protection eyes.
Nowadays the glasses on market are all the eyes that a pair of glasses mates a kind of eyesight, still, and peopleEyesight likely can change, current settling mode is, if eyesight changes,Again give a test of one's eyesight, again change glasses. Otherwise the unmatched glasses of eyesight can cause userThe visual field is fuzzy, and harmful its eye health.
But, give a test of one's eyesight and change glasses, not only need spended time, also to spend money,This brings very large inconvenience, and inappropriate glasses cancel and process the wave that also can cause resourceTake.
Summary of the invention
The technical problem that the present invention mainly solves is to provide a kind of glasses for correcting defects of vision, its energyAvoid often changing inconvenience and the waste that glasses bring.
For solving the problems of the technologies described above, the technical scheme that the present invention adopts is: provide a kind of and useIn the glasses of correcting defects of vision. These glasses comprise: mirror holder and the eyeglass that is fixed on described mirror holder. DescribedEyeglass is zoom lens, and the focal length of described zoom lens is adjustable, and adopts suitable focal length by lightBe refracted to the pupil of human eye, and blur-free imaging is on human eye retina.
Preferably, the front of described eyeglass is provided with eyeshield layer, and described front refers to the side away from human eye.
Preferably, described eyeshield layer is coloured glassy layer, or metal film layer.
Preferably, described zoom lens are liquid crystal lens, or liquid lens, described zoom lensVariation by driving voltage changes focal length.
Preferably, described zoom lens comprise left eye zoom lens, right eye zoom lens and differenceLeft eye focal length adjustment device, right eye focal length corresponding to left eye zoom lens, right eye zoom lens are adjustedRegulating device; Described left eye focal length adjustment device, right eye focal length adjust device to be arranged at respectively described mirror holderLeft and right outside.
Preferably, described left eye focal length adjustment device and right eye focal length adjustment device are regulating wheel,Or be regulating key.
Described zoom lens comprise switching key, for making described zoom lens corresponding to myopiaNegative lens, corresponding to switching between the plano lens of twenty-twenty vision, positive lens corresponding to long sight.
Preferably, described zoom lens are single element lens, or multi-disc lens.
The invention has the beneficial effects as follows: be different from the situation of prior art, the present invention uses zoom saturatingMirror is as eyeglass, by adjusting the focal length of these zoom lens, makes the number of degrees of this eyeglass and human eyeThe number of degrees match, and in the time that eyesight changes, user can become according to the eyesight of oneselfChange and adjust suitable focal length, thereby correct defects of vision to see clearly extraneous things, can avoid frequent replacingThe inconvenience that glasses bring and waste.
Brief description of the drawings
Fig. 1 is the structural representation of the first embodiment for the glasses of correcting defects of vision of the present invention;
Fig. 2 is the structural representation of the second embodiment for the glasses of correcting defects of vision of the present invention;
Fig. 3 is the structural representation of the 3rd embodiment for the glasses of correcting defects of vision of the present invention;
Fig. 4 is the structural representation of the 4th embodiment for the glasses of correcting defects of vision of the present invention;
Fig. 5 be of the present invention for the glasses of correcting defects of vision the image-forming principle as glasses for myoporthosisSchematic diagram;
Fig. 6 is negative lens image-forming principle schematic diagram;
Fig. 7 be of the present invention for the glasses of correcting defects of vision the image-forming principle as distance vision correction glassesSchematic diagram.
Fig. 8 is positive lens image-forming principle schematic diagram.
Wherein, 1, mirror holder; 11, Jing Liang; 12, mirror leg; 2, eyeglass; 3, eyeshield layer; 4,Left eye focal length adjustment device; 5, right eye focal length adjustment device; 6, pupil; 7, retina; 8,Switching key.
Detailed description of the invention
Refer to Fig. 1 and Fig. 5, Fig. 1 is first real for the glasses of correcting defects of vision of the present inventionExecute routine structural representation; Fig. 5 be of the present invention for the glasses of correcting defects of vision as myoporthosisThe image-forming principle schematic diagram of glasses.
These glasses comprise: the eyeglass 2 on mirror holder 1 and fixing and mirror holder 1.
This eyeglass 2 is zoom lens, and its focal length is adjustable, and adopts suitable focal length by light refractionTo the pupil 6 of human eye, and blur-free imaging is on human eye retina 7.
Compared to existing technology, the present invention uses zoom lens as eyeglass 2, by adjusting this zoomThe focal length of lens, matches the number of degrees of this eyeglass 2 and the number of degrees of human eye, and user can rootChange to adjust suitable focal length according to the eyesight of oneself, thereby correct defects of vision to see clearly extraneous things,Can avoid often changing inconvenience and the waste that glasses bring.
Refer to Fig. 2 and Fig. 5, Fig. 2 is second real for the glasses of correcting defects of vision of the present inventionExecute routine structural representation. These glasses comprise: the eyeglass 2 on mirror holder 1 and fixing and mirror holder 1,Mirror holder 1 comprises mirror leg 12 and mirror beam 11. This eyeglass 2 is zoom lens, and its focal length is adjustable, andAdopt suitable focal length by light refraction to the pupil 6 of human eye, and blur-free imaging is human eye retinaOn 7. Be provided with eyeshield layer 3 in the front of eyeglass 2, front refers to the side away from human eye, eyeshield layer 3Coloured glassy layer, or metal film layer, or the conventional eyeshield layer 3 in this area.
The eyeshield layer 3 energy block sunlight that increase in the present embodiment, prevent sunshine direct projection eyes, fromAnd protection eyes. Coloured glassy layer is mainly by the absorption of light is reached to reduction sunlightThe object of intensity, adds different coloring compounds in glass, make the sunglasses of different colours, itThe optical wavelength that absorbs be also not quite similar. Metal film layer is to the sun by this thin layerReflection of light is protected eyes.
Refer to Fig. 3 and Fig. 5, Fig. 3 is the 3rd real for the glasses of correcting defects of vision of the present inventionExecute routine structural representation. These glasses comprise: the eyeglass 2 on mirror holder 1 and fixing and mirror holder 1.Mirror holder 1 comprises mirror leg 12, picture frame 13 and mirror beam 11. Particularly, eyeglass 2 is fixed on picture frame.This eyeglass 2 is zoom lens, and its focal length is adjustable, and adopts suitable focal length that light refraction is arrived to peopleThe pupil 6 of eye, and blur-free imaging is on human eye retina 7. Zoom lens are liquid crystal lens, orPerson's liquid lens, zoom lens change focal length by the variation of driving voltage. It can be monolithicLens, or multi-disc lens. The zoom lens of the present embodiment are monolithic liquid lens. Zoom lensFocussing undertaken by the variation of driving voltage. Liquid lens passes through liquid as lensThe curvature that changes liquid changes focal length, changes the shape of drop by applied voltage, and then changesIts focal length.
In the present embodiment, zoom lens comprise left eye zoom lens, right eye zoom lens and differenceCorresponding to left eye focal length adjustment device 4, the right eye focal length of left eye zoom lens, right eye zoom lensAdjusting device 5. Left eye focal length adjustment device 4, right eye focal length adjust device to be arranged at respectively mirror holder 1Upper, in the present embodiment, be specifically positioned at the left side of picture frame, the below on the right.
When wearing spectacles, the number of degrees of glasses need to coordinate the eyesight situation of eyes just can make eyesSee things clearly, if the eyesight difference of people's right and left eyes, two corresponding zoom lens also needAdjusting different focal lengths matches. The glasses of the present embodiment are by being divided into left eye by zoom lensZoom lens and right eye zoom lens, and arrange corresponding to left eye zoom lens, right eye zoom lensLeft eye focal length adjustment device 4, right eye focal length adjustment device 5. Left eye focal length adjustment device 4, the right sideEye focal length adjustment device 5 can be all regulating wheel, and adjustment process only need to be rotated regulating wheel, zoomThe driving voltage of lens changes along with the rotation of regulating wheel, and the focal length of zoom lens also thereuponChange, in the time getting a clear view, the regulating wheel that stops operating, the operation of adjusting focal length is veryConvenient.
Left eye focal length adjustment device 4, right eye focal length adjustment device 5 can be also all regulating key.When adjusting, user only need to continue the driving electricity that pressing keys is capable of regulating zoom lensPress, thereby adjusting focal length, in the time getting a clear view, stops pressing keys.
In addition,, in some situation of some public arena, often need to wear this public temporarilyThe special glasses that provide. But, due to the eyesight situation difference of most people, as, haveBe myopia, have plenty of long sight, even if eyesight type is identical, also can there is difference in the number of degrees, thereby publicThe glasses that place provides are altogether difficult to meet people's demand. The present embodiment provide for correcting defects of visionGlasses, it not only can make by adjusting focal length the eyesight number of degrees of eyeglass lens power and human eyeJoin, it can also switch lens type and meet people's use of different eyesight situations, and greatly savesResource.
Refer to Fig. 4, Fig. 5, Fig. 6, Fig. 7 and Fig. 8, Fig. 4 be of the present invention for correct lookThe structural representation of the 4th embodiment of the glasses of power. Fig. 5 is of the present invention for correcting defects of visionGlasses are as the image-forming principle schematic diagram of glasses for myoporthosis; Fig. 6 is the signal of negative lens image-forming principleFigure; Fig. 7 be of the present invention for the glasses of correcting defects of vision the image-forming principle as distance vision correction glassesSchematic diagram; Fig. 8 is positive lens image-forming principle schematic diagram.
The difference of the present embodiment and the 3rd embodiment is, the glasses of the present embodiment also comprise switch byKey 8, it is for making zoom lens the negative lens corresponding to near-sighted, putting down corresponding to twenty-twenty visionBetween lens, positive lens corresponding to long sight, switch. Switching between the lens of three types is alsoRealize by change driving voltage. In the present embodiment, it is upper that switching key 8 is arranged on Jing Liang,Certainly, it can also be arranged on other position of mirror holder.
Myopia be because the light in a distant place in the front gathering of retina 7, instead of poly-on retina 7Collection, thereby cause, to look thing far away unclear. Worn after negative lens, negative lens has played divergent raysEffect, negative lens becomes upright, a to dwindle virtual image, makes image distance elongated, just drops on viewOn film 7. Thereby play the effect of correction of myopia.
Long sight is because parallel rays forms focus, foreign objects after entering intraocular after retina 7Body can not form image clearly at retina 7. After having worn positive lens, positive lens mainEffect is exactly to change light refraction distance, when making external light source by positive lens, produces onceRefraction, produces birefringence after injecting crystalline lens, finally adjusts incident and focuses on angle, makes to focus onPoint can successfully overlap on retina 7.
User can change lens type according to the eyesight situation of self. As shown in Figure 5, ifUser is myopia, can adjust zoom lens 4 for negative lens by pressing switching key 8,These glasses can be used as glasses for myoporthosis, and then adjusting focal length makes it the myopia degree with selfMatch, ensure that user sees object at a distance clearly, make to get a clear view, now, zoom lens 4Operation principle identical with the operation principle of negative lens, as shown in Figure 6.
As shown in Figure 7, if user is farsightedness, can adjust change by pressing switching key 8Focus lens 4 is positive lens, and these glasses can be used as distance vision correction glasses, and then adjusting focal length, makesThe hyperopia degree with self corresponding, guarantee to see clearly object and nearby at a distance, make the visual field clearClear, now, the operation principle of zoom lens 4 is identical with the operation principle of positive lens, as Fig. 8 instituteShow.
In the time of user's normal visual acuity, zoom lens are switched to thoroughly flat by pressing switching key 8Mirror, these glasses work to keep the sand in check, prevent the protection eyes such as direct sunlight.
Arranging of switching key 8 can make zoom lens enter between positive lens, plano lens and negative lensRow switches rapidly, and without changing lens type by continuing to press to change focal length, makes againThe handover operation of mirror type is very convenient.
The present invention can not only avoid often changing the inconvenience that glasses bring, can also economize on resources, andThe operation of use procedure is also very convenient.
The foregoing is only embodiments of the present invention, not thereby limit patent model of the present inventionEnclose every equivalent structure or change of equivalent flow process that utilizes description of the present invention and accompanying drawing content to doChange, or be directly or indirectly used in other relevant technical fields, be all in like manner included in of the present inventionIn scope of patent protection.
Claims (8)
1. the glasses for correcting defects of vision, is characterized in that, comprising:
Mirror holder and the eyeglass that is fixed on described mirror holder;
Described eyeglass is zoom lens, and the focal length of described zoom lens is adjustable, and adopts suitable JiaoApart from the pupil to human eye by light refraction, and blur-free imaging is on human eye retina.
2. the glasses for correcting defects of vision according to claim 1, is characterized in that, described inThe front of eyeglass is provided with eyeshield layer, and described front refers to the side away from human eye.
3. the glasses for correcting defects of vision according to claim 2, is characterized in that, described inEyeshield layer is coloured glassy layer, or metal film layer.
4. the glasses for correcting defects of vision according to claim 1, is characterized in that, described inZoom lens are liquid crystal lens, or liquid lens, and described zoom lens are by the change of driving voltageChange and change focal length.
5. the glasses for correcting defects of vision according to claim 4, is characterized in that, described inZoom lens comprise left eye zoom lens, right eye zoom lens and correspond respectively to left eye zoom saturatingThe left eye focal length adjustment device of mirror, right eye zoom lens, right eye focal length adjustment device; Described left eyeFocal length adjustment device, right eye focal length adjustment device are arranged at respectively the left side and the right of described mirror holder.
6. the glasses for correcting defects of vision according to claim 5, is characterized in that, described inLeft eye focal length adjustment device and right eye focal length adjustment device are regulating wheel, or be regulate byKey.
7. according to the glasses for correcting defects of vision described in claim 1 to 6 any one, its featureBe, described zoom lens comprise switching key, for making described zoom lens corresponding to myopiaNegative lens, corresponding to switching between the plano lens of twenty-twenty vision, positive lens corresponding to long sight.
8. according to the glasses for correcting defects of vision described in claim 1 to 6 any one, its featureBe, described zoom lens are single element lens, or multi-disc lens.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410560261.9A CN105589216A (en) | 2014-10-20 | 2014-10-20 | Glasses used for correcting eyesight |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410560261.9A CN105589216A (en) | 2014-10-20 | 2014-10-20 | Glasses used for correcting eyesight |
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| Publication Number | Publication Date |
|---|---|
| CN105589216A true CN105589216A (en) | 2016-05-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410560261.9A Pending CN105589216A (en) | 2014-10-20 | 2014-10-20 | Glasses used for correcting eyesight |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107315254A (en) * | 2017-08-11 | 2017-11-03 | 福鼎市雄光学仪器有限公司 | A kind of VR telescopes |
| CN111221150A (en) * | 2020-01-17 | 2020-06-02 | 维沃移动通信有限公司 | Wearable equipment |
| CN113568189A (en) * | 2021-06-04 | 2021-10-29 | 杭州电子科技大学 | Zoom glasses and focusing method thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202443205U (en) * | 2012-02-29 | 2012-09-19 | 王凌宇 | Double-view spectacles |
| CN103472595A (en) * | 2013-08-20 | 2013-12-25 | 北京京东方光电科技有限公司 | Liquid crystal eyeglass and liquid crystal glass |
| CN104102022A (en) * | 2013-04-03 | 2014-10-15 | 郑嘉鸿 | Dynamic vision correction glasses |
-
2014
- 2014-10-20 CN CN201410560261.9A patent/CN105589216A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202443205U (en) * | 2012-02-29 | 2012-09-19 | 王凌宇 | Double-view spectacles |
| CN104102022A (en) * | 2013-04-03 | 2014-10-15 | 郑嘉鸿 | Dynamic vision correction glasses |
| CN103472595A (en) * | 2013-08-20 | 2013-12-25 | 北京京东方光电科技有限公司 | Liquid crystal eyeglass and liquid crystal glass |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107315254A (en) * | 2017-08-11 | 2017-11-03 | 福鼎市雄光学仪器有限公司 | A kind of VR telescopes |
| CN111221150A (en) * | 2020-01-17 | 2020-06-02 | 维沃移动通信有限公司 | Wearable equipment |
| CN111221150B (en) * | 2020-01-17 | 2021-10-22 | 维沃移动通信有限公司 | Wearable equipment |
| CN113568189A (en) * | 2021-06-04 | 2021-10-29 | 杭州电子科技大学 | Zoom glasses and focusing method thereof |
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Application publication date: 20160518 |
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