CN213934460U - Myopic, hyperopic and defocused lens - Google Patents
Myopic, hyperopic and defocused lens Download PDFInfo
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- CN213934460U CN213934460U CN202120186554.0U CN202120186554U CN213934460U CN 213934460 U CN213934460 U CN 213934460U CN 202120186554 U CN202120186554 U CN 202120186554U CN 213934460 U CN213934460 U CN 213934460U
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Abstract
The utility model provides a myopic, hyperopic and defocused lens, which relates to the technical field of lenses and solves the technical problem that the prior myopic lens or hyperopic lens in the prior art has poor eyesight-deepening effect; the imaging defocusing area comprises a peripheral defocusing area and a peripheral defocusing area which are sequentially arranged from inside to outside, the peripheral defocusing area is arranged on the outer side of the optical correction area in a surrounding mode, and first defocusing parts are uniformly arranged on the peripheral defocusing area; the number of the peripheral defocusing areas is at least three, all the peripheral defocusing areas are sequentially arranged on the outer side of the peripheral defocusing areas at intervals from inside to outside, and second defocusing parts are uniformly arranged on the peripheral defocusing areas; the utility model discloses a vision correction effect in vision correction district is showing, mutually supports through peripheral out-of-focus district and peripheral out-of-focus district, can show increase out-of-focus area, adjusts the retina out-of-focus, and vision delay effect is showing, wears the clarity simultaneously.
Description
Technical Field
The utility model relates to a glasses lens technical field, concretely relates to myopia hyperopia out of focus lens.
Background
The eyeball has an emmetropic active accommodation function, which depends on the in-focus growth of vision, especially the optical defocus at the peripheral part of the retina, and the phenomenon that the optical defocus at the peripheral part of the retina falls at the back side of the retina is called hyperopic defocus, and the phenomenon that the optical defocus falls at the front side of the retina is called myopic defocus.
For myopia, when the eyes have long-term hyperopic defocus, the increase of the eye axis can be guided, so that the myopic degree is deepened, and therefore, the myopic defocus is formed in front of the retina through optical imaging while the vision correction is ensured, and the deepening of the myopic degree can be effectively relieved; similarly, for hyperopia, when vision correction is ensured, hyperopic defocus is formed behind the retina through optical imaging, and the deepening of the degree of hyperopic eyes can be effectively controlled.
At the vision correction trade, the trade is corrected to the majority, mainly adopt the monofocal lens to correct myopia and hypermetropia, the lens of this kind of structure can play the effect of correcting myopia and hypermetropia to a certain extent, but the effect of slowing down of its number of degrees increase is relatively poor, and on the existing market, the myopia out of focus lens of multiple spot has appeared, the lens of this kind of structure is traditional monofocal lens of comparing, it slows down the effect and increases to some extent, but receive its out of focus area's influence, it slows down the effect and is still showing inadequately, and it is because of the light zone of bending that its intensive setting set up when wearing, still can influence the whole vision correction's of lens clarity, the result of use is relatively poor.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a myopic, hyperopic and defocused lens, which solves the technical problem that the traditional myopic lens or hyperopic lens in the prior art can only correct the vision and can not relieve the deep vision; the utility model provides a plurality of technical effects that the preferred technical scheme in a plurality of technical schemes can produce (the optical correction area is set up circularly, the peripheral focus area and the peripheral focus area are circular, which is more adaptive to the eyeball of the human body, the visual angle correction is obvious, the peripheral focus area is provided with a plurality of first annular focus areas, the peripheral focus area is provided with an annular focus area, which can obviously increase the focus area, the visual alleviating effect is obvious, the area between the peripheral focus area and the peripheral focus area on the lens forms a first transition area, the area between the adjacent peripheral focus areas on the lens forms a second transition area, the light can be imaged on the retina through the first transition area and the second transition area, the lens is clearer when alleviating the visual deepening, the comfort level is ensured, the area outside the focus area on the lens forms a connection area for the installation of the lens, the lens is set as a concave lens, the first out-of-focus part and the second out-of-focus part are arranged to be convex, and the lens forms a near-vision lens; the lens is arranged as a convex lens, the first out-of-focus part and the second out-of-focus part are arranged as grooves, and the lens forms a far-vision lens and the like); see below for details.
In order to achieve the above purpose, the utility model provides a following technical scheme:
the utility model provides a pair of myopia hyperopia out of focus lens, including the lens, be provided with optics correction district and formation of image out of focus district on the lens, wherein: the optical correction area is arranged at the middle position of the lens; the imaging defocusing area comprises a peripheral defocusing area and a peripheral defocusing area which are sequentially arranged from inside to outside, the peripheral defocusing area is annularly arranged on the outer side of the optical correction area, and first defocusing parts are uniformly arranged on the peripheral defocusing area; the quantity in peripheral out-of-focus district sets up to three at least, all peripheral out-of-focus district is located from inside to outside in proper order the interval ring peripheral out-of-focus district outside, evenly be provided with second out-of-focus portion on the peripheral out-of-focus district.
Preferably, the optical correction area is arranged in a circular shape, and the peripheral out-of-focus area are both arranged in a circular shape.
Preferably, the peripheral out-of-focus area includes a first annular out-of-focus zone that encircles from inside to outside in proper order, first annular out-of-focus zone includes the first out-of-focus portion that circumference evenly set up.
Preferably, the peripheral out-of-focus zone comprises a second annular out-of-focus zone comprising second out-of-focus portions arranged circumferentially uniformly.
Preferably, the width of the first annular decoke band and the width of the second annular decoke band are the same.
Preferably, the region of the lens between the peripheral out-of-focus region and the inner peripheral out-of-focus region forms a first transition region, and the region of the lens between adjacent peripheral out-of-focus regions forms a second transition region.
Preferably, the width of the first transition zone and the width of the second transition zone are the same.
Preferably, the region of the lens outside the imaging defocus region forms an engagement region.
Preferably, the lens is a concave lens, and the first defocus portion and the second defocus portion are both convex.
Preferably, the lens is a convex lens, and the first defocus portion and the second defocus portion are both grooves.
The utility model provides a pair of myopia hyperopia out of focus lens has following beneficial effect at least:
myopia hyperopia defocus lens includes the lens, be provided with optics correction district and formation of image defocus district on the lens, optics correction district sets up the middle part position of lens, the correction of optics correction district mainly used eyesight, formation of image defocus district is used for suppressing myopia and hyperopia because of ametropia leads to.
The out-of-focus district that forms images includes circumference that sets gradually from the focus district and peripheral out-of-focus district from inside to outside, circumference out-of-focus district encircles and locates the optical correction district outside, evenly be provided with first out-of-focus portion on the peripheral out-of-focus district to myopia lens is the example, and first out-of-focus portion can be with the some focus of formation of image in the place ahead of the retina of eyes to this avoids far vision out-of-focus, thereby plays the effect that restraines near-sighted deepening.
The periphery sets up to three, all from the quantity in focus district at least peripheral out of focus district is located from inside to outside in proper order the spacer ring in the periphery out of focus district outside, periphery is from evenly being provided with second out of focus portion on the focus district, use near-sighted lens as an example, second out of focus portion can be with the point focus of formation of image in the place ahead of eyes retina, avoid far vision out of focus with this, thereby play the effect that restraines near deepening, and a plurality of peripheries can show increase out of focus area from the setting in focus district, the peripheral far vision out of focus signal of retina is cut off to cooperation peripheral out of focus district bigger degree, make the peripheral multisurface of retina long-pending near defocus that presents, slow down near-sighted deepening by a wide margin, and the distribution structure that the interval set up, when guaranteeing to.
The utility model discloses a vision correction effect in vision correction district is showing, mutually supports through peripheral out-of-focus district and peripheral out-of-focus district, can show increase out-of-focus area, adjusts the retina out-of-focus, and when vision delay effect is showing, guarantee that vision is clear.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic diagram showing the relationship between the transition area and the size of the defocusing portion;
fig. 3 is a schematic structural view of embodiment 1 (near vision) of the present invention;
fig. 4 is a schematic view of the light rays in the out-of-focus area in the (near-sighted) imaging of embodiment 1 of the present invention;
FIG. 5 is a schematic view of the optical correction zone and transition zone of example 1 (myopia);
fig. 6 is a schematic structural view of embodiment 2 (far vision) of the present invention;
fig. 7 is a schematic view of the light rays in the out-of-focus area for the (far-vision) imaging of embodiment 2 of the present invention;
fig. 8 is a schematic view of the optical correction zone and transition zone rays of example 2 of the present invention.
Reference numerals
1. A lens; 2. an optical correction zone; 3. an imaging defocus region; 31. a peripheral defocus area; 32. a peripheral defocusing zone; 4. a first transition zone; 5. a second transition zone; 6. an engagement region; 11. a first defocus portion; 111. a protrusion; 112. a groove; 12. a second defocus portion; d1, width of first transition zone; d2, width of the second transition zone; r1, diameter of first off-focus portion; r2, diameter of second defocus.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Example 1:
the utility model provides a myopia hyperopia out of focus lens, as shown in fig. 1-2, myopia hyperopia out of focus lens includes lens 1, is provided with optics correction district 2 and formation of image out of focus district 3 on the lens 1.
The lens 1 is arranged as a concave lens and the lens 1 forms a myopic lens.
An optical correction area 2 is provided at a central position of the lens 1 for correction of vision.
The imaging defocusing area 3 comprises a peripheral defocusing area 31 and a peripheral defocusing area 32 which are sequentially arranged from inside to outside, the peripheral defocusing area 31 is annularly arranged outside the optical correction area 2, and first defocusing parts 11 are uniformly arranged on the peripheral defocusing area 31; the number of the peripheral out-of-focus areas 32 is at least three, all the peripheral out-of-focus areas 32 are sequentially arranged outside the peripheral out-of-focus area 31 in an interval ring mode from inside to outside, the peripheral out-of-focus area 32 is evenly provided with the second out-of-focus portion 12, the peripheral out-of-focus area 31 and the peripheral out-of-focus area 32 are mutually matched, signals of retina peripheral hyperopia out-of-focus can be effectively reduced, the retina peripheral multi-area presents myopic out-of-focus, and therefore the myopia deepening is effectively relieved.
As shown in figure 1, the number of the peripheral out-of-focus areas 32 is set to four, the four peripheral out-of-focus areas 32 are sequentially arranged at intervals, and the structures arranged at intervals can effectively guarantee the definition of vision on the basis of guaranteeing the myopic out-of-focus of multiple areas, so that the wearing is more comfortable.
As an alternative embodiment, as shown in fig. 1, the optical correction region 2 is configured to be circular, the peripheral out-of-focus region 31 and the peripheral out-of-focus region 32 are both configured to be circular, the peripheral out-of-focus region 31 is annularly configured outside the optical correction region 2, and all the peripheral out-of-focus regions 32 are sequentially and annularly configured outside the peripheral out-of-focus region 31 from inside to outside.
As an alternative embodiment, as shown in fig. 1, the peripheral out-of-focus region 31 includes first annular out-of-focus zones that are sequentially arranged from inside to outside, the first annular out-of-focus zones include first out-of-focus portions 11 that are uniformly arranged in the circumferential direction, and preferably, the number of the first out-of-focus zones is five.
As an alternative embodiment, as shown in fig. 1, the peripheral out-of-focus zone 32 comprises a second annular out-of-focus zone comprising circumferentially uniformly disposed second out-of-focus portions 12.
Alternatively, as shown in fig. 2, the diameter r1 of the first defocus portion 11 and the diameter r2 of the second defocus portion 12 are the same, and the width of the first annular defocus band and the width of the second annular defocus band are the same.
As an alternative embodiment, the area of the lens 1 between the peripheral defocus region 31 and the inner peripheral defocus region 32 forms a first transition region 4, and the area of the lens 1 between adjacent peripheral defocus regions 32 forms a second transition region 5.
As an alternative embodiment, the width d1 of the first transition zone 4 and the width d2 of the second transition zone 5 are the same.
In actual use, the number of peripheral defocus regions 32, the number of first annular defocus bands, the diameter r1 of the first defocus portion 11, the diameter r2 of the second defocus portion, the width d1 of the first transition region 4, and the width d2 of the second transition region 5 can be tailored to different users.
As an alternative embodiment, as shown in fig. 1, the area of the lens 1 outside the imaging defocus area 3 forms an engagement area 6, and the engagement area 6 is used for mounting the lens 1.
As shown in fig. 3, the first defocus portion 11 and the second defocus portion 12 are each provided as a projection 111.
As shown in fig. 4, light enters the eyeball through the peripheral defocus area 31 or the peripheral defocus area 32, is imaged on the front side of the retina to form myopic defocus, and the myopic defocus area is increased while the hyperopic defocus is reduced, so that the myopia is delayed.
As shown in fig. 5, light enters the eyeball through the optical correction zone 2, the first transition zone 4 or the second transition zone 5, and forms an image on the retina, so that the vision definition can be ensured while the myopia progression is relieved.
Example 2:
the difference between example 2 and example 1 is: as shown in fig. 6, the lens 1 is provided as a convex lens, the lens 1 forms a far vision lens, and the first defocus portion 11 and the second defocus portion 12 are each provided as a groove 112.
As shown in fig. 7, light enters the eyeball through the peripheral defocus area 31 or the peripheral defocus area 32, is imaged on the rear side of the retina, forms a hyperopic defocus, and increases the hyperopic defocus area while reducing the myopic defocus.
As shown in fig. 8, the light enters the eyeball through the optical correction region 2, the first transition region 4 or the second transition region 5, and is imaged on the retina.
The hyperopia lens of this structure mutually supports the signal that can effectively reduce the peripheral myopic out of focus of retina through peripheral out of focus district 31 and peripheral out of focus district 32, makes the peripheral many areas of retina present hyperopic out of focus to play the effect of alleviating hyperopia and deepening, and through optics correction district 2, first transition district 4 and second transition district 5, can guarantee the definition of vision in the use, wear comfortablely.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. A myopic, hyperopic, and defocused lens comprising a lens on which an optical correction zone and an imaging defocus zone are disposed, wherein:
the optical correction area is arranged at the middle position of the lens;
the imaging defocusing area comprises a peripheral defocusing area and a peripheral defocusing area which are sequentially arranged from inside to outside, the peripheral defocusing area is annularly arranged on the outer side of the optical correction area, and first defocusing parts are uniformly arranged on the peripheral defocusing area;
the quantity in peripheral out-of-focus district sets up to three at least, all peripheral out-of-focus district is located from inside to outside in proper order the interval ring peripheral out-of-focus district outside, evenly be provided with second out-of-focus portion on the peripheral out-of-focus district.
2. A myopic, hyperopic, defocus lens as claimed in claim 1 wherein the optical correction zone is provided in a circular shape and the peripheral defocus zone are both provided in circular ring shapes.
3. A myopic, hyperopic, defocus lens as claimed in claim 1, wherein the peripheral defocus area comprises a first annular defocus zone which is circumferentially arranged in sequence from inside to outside, the first annular defocus zone comprising circumferentially uniformly arranged first defocus portions.
4. A myopic, hyperopic, defocus lens as claimed in claim 3 wherein the peripheral defocus zone comprises a second annular defocus zone comprising a circumferentially uniformly disposed second defocus portion.
5. A myopic, hyperopic, defocus lens as claimed in claim 4 wherein the width of the first annular defocus band and the width of the second annular defocus band are the same.
6. A myopic, hyperopic, defocus lens as claimed in claim 1 wherein the area of the lens between the peripheral defocus region and the inner peripheral defocus region forms a first transition region and the area of the lens between adjacent peripheral defocus regions forms a second transition region.
7. A myopic, hyperopic, defocus lens as claimed in claim 6 wherein the width of the first transition zone and the width of the second transition zone are the same.
8. A myopic, hyperopic, defocused lens as claimed in claim 1, wherein the region of the lens outside the imaging defocus region forms a junction.
9. A myopic, hyperopic, defocus lens as claimed in any one of claims 1 to 8, wherein the lens is provided as a concave lens and the first and second defocus portions are each provided as a convex.
10. A myopic, hyperopic, defocus lens as claimed in any one of claims 1 to 8, wherein the lens is provided as a convex lens and the first defocus portion and the second defocus portion are each provided as grooves.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120186554.0U CN213934460U (en) | 2021-01-22 | 2021-01-22 | Myopic, hyperopic and defocused lens |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202120186554.0U CN213934460U (en) | 2021-01-22 | 2021-01-22 | Myopic, hyperopic and defocused lens |
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| CN213934460U true CN213934460U (en) | 2021-08-10 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115755432A (en) * | 2022-11-25 | 2023-03-07 | 珠海博爱之光科技有限公司 | Prevent lens of motion vertigo |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115755432A (en) * | 2022-11-25 | 2023-03-07 | 珠海博爱之光科技有限公司 | Prevent lens of motion vertigo |
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