CN110531536A - A kind of frame mirror eyeglass of myopia correction - Google Patents
A kind of frame mirror eyeglass of myopia correction Download PDFInfo
- Publication number
- CN110531536A CN110531536A CN201910840340.8A CN201910840340A CN110531536A CN 110531536 A CN110531536 A CN 110531536A CN 201910840340 A CN201910840340 A CN 201910840340A CN 110531536 A CN110531536 A CN 110531536A
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- Prior art keywords
- eyeglass
- frame mirror
- optics
- concave surface
- principal point
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 208000001491 myopia Diseases 0.000 title claims abstract description 40
- 230000004379 myopia Effects 0.000 title claims abstract description 39
- 230000003287 optical effect Effects 0.000 claims description 24
- 239000011347 resin Substances 0.000 claims description 4
- 229920005989 resin Polymers 0.000 claims description 4
- 229920003229 poly(methyl methacrylate) Polymers 0.000 claims description 3
- 239000004926 polymethyl methacrylate Substances 0.000 claims description 3
- POQKXAGEBNZGTF-UHFFFAOYSA-N [C].CC(O)=O Chemical compound [C].CC(O)=O POQKXAGEBNZGTF-UHFFFAOYSA-N 0.000 claims description 2
- 239000002253 acid Substances 0.000 claims description 2
- 239000011521 glass Substances 0.000 claims description 2
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 claims description 2
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 12
- 210000000695 crystalline len Anatomy 0.000 description 45
- 210000001525 retina Anatomy 0.000 description 14
- 201000009487 Amblyopia Diseases 0.000 description 10
- 238000003384 imaging method Methods 0.000 description 6
- 238000006073 displacement reaction Methods 0.000 description 4
- 241000209094 Oryza Species 0.000 description 3
- 235000007164 Oryza sativa Nutrition 0.000 description 3
- 235000009566 rice Nutrition 0.000 description 3
- 206010059397 Antimetropia Diseases 0.000 description 2
- 230000004075 alteration Effects 0.000 description 2
- 230000003321 amplification Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000003199 nucleic acid amplification method Methods 0.000 description 2
- 239000005304 optical glass Substances 0.000 description 2
- 210000001747 pupil Anatomy 0.000 description 2
- 230000021615 conjugation Effects 0.000 description 1
- 210000004087 cornea Anatomy 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02C—SPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES
- G02C7/00—Optical parts
- G02C7/02—Lenses; Lens systems ; Methods of designing lenses
-
- G—PHYSICS
- G02—OPTICS
- G02C—SPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES
- G02C7/00—Optical parts
- G02C7/02—Lenses; Lens systems ; Methods of designing lenses
- G02C7/022—Ophthalmic lenses having special refractive features achieved by special materials or material structures
Landscapes
- Health & Medical Sciences (AREA)
- Ophthalmology & Optometry (AREA)
- Physics & Mathematics (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Eyeglasses (AREA)
Abstract
The present invention relates to a kind of frame mirror eyeglasses of myopia correction, frame mirror eyeglass is selenodont negative lens, including convex lens surface and eyeglass concave surface, the middle section of convex lens surface is convex surface optics area, the middle section of eyeglass concave surface is concave surface optics area, convex surface optics area and concave surface optics area be it is spherical, the center of convex lens surface and eyeglass concave surface is spherical crown vertex, and the radius of curvature of convex lens surface is more than or equal to 30 millimeters and is less than or equal to 100 millimeters.The optics principal point of frame mirror eyeglass is mobile to opthalmic optics' principal point direction, allows the optics principal point of frame mirror eyeglass to be overlapped with the optics principal point of human eye or Distance Shortened, reduces and distort, while reducing the contracting image effect of contracting picture frame mirror eyeglass.
Description
Technical field
The present invention relates to a kind of frame mirror eyeglasses of myopia correction.
Background technique
For the frame mirror eyeglass of myopia correction in order to beautiful and easy to make, the first face of eyeglass is one towards object at present
The radius of curvature in face is very big, can thus reduce the second face i.e. radius of curvature of the one side towards eyes, and lens periphery can be with
It is thinner.But the optics principal point of the eyeglass designed in this way is close to center of lens, so that optics of the lens optical principal point far from human eye
Principal point leads to very big aberration, also results in retina image-forming diminution.
It is cornea in front of the pupil of human eye, rear is crystalline lens, this symmetrical structure, causes to regard photosystem institute by human eye
Being imaged has seldom distortion and other aberrations.When using frame mirror myopia correction, frame mirror eyeglass (negative film) optics
For principal point further away from pupil, the barrel distortion of retina image-forming is more serious.If by frame mirror principal point close to opthalmic optics' principal point, that
Even if the negative film degree of frame mirror is very high, a large amount of barrel distortions will not be caused.
(or prolonged by the light that each incident ray (or extended line) of object focus is conjugated the parallel optical axis of outgoing with it
Long line) intersection point be formed by plane be object space interarea, be also the first interarea.The point that object space interarea intersects with optical axis is object space
Principal point, also referred to as the first principal point or front principal point.It is parallel to each beam incident optical (or extended line) of optical axis and passes through rear focus
Conjugation emergent ray (or extended line) intersection point be formed by plane be image space interarea, be also the second interarea.Image space interarea
The point intersected with optical axis is image space principal point, also referred to as the second principal point or posterior principal point.
Traditional selenodont negative lens, including convex lens surface and eyeglass concave surface, the middle section of convex lens surface are convex surface light
The middle section of school district, eyeglass concave surface is concave surface optics area, and the radius of curvature of convex lens surface is very big, typically greater than 150 millis
Rice is easy to produce distortion and reduces retina image-forming.
Summary of the invention
The present invention provides a kind of frame mirror eyeglass of myopia correction, is easy with solving the frame mirror eyeglass of existing myopia correction
The technical issues of generating distortion and reducing retina image-forming.
In order to solve the above technical problems, the technical solution adopted by the present invention is that:
A kind of frame mirror eyeglass of myopia correction, the frame mirror eyeglass are selenodont negative lens, including convex lens surface
With eyeglass concave surface, the middle section of the convex lens surface is convex surface optics area, and the middle section of the eyeglass concave surface is concave surface light
School district, convex surface optics area and concave surface optics area be it is spherical, the center of the convex lens surface and eyeglass concave surface is
The spherical crown vertex, which is characterized in that the radius of curvature of the convex lens surface is more than or equal to 30 millimeters and is less than or equal to 100 millis
Rice.
The radius of curvature of the convex lens surface is less than or equal to 60 millimeters.
Thickness between the convex lens surface optics district center and the eyeglass concave surface optics district center is greater than 2 millimeters, and
Numerical value when thickness between the convex lens surface optics district center and the eyeglass concave surface optics district center is indicated with millimeter with
The focal power of the convex lens surface is rice with unit-1The product of numerical value is greater than 25 when expression.
The first principal point and the second principal point of the frame mirror eyeglass are in eyeglass concave side.
The frame mirror lens refractive power is less than or equal to -1.75D, is greater than -3.00D, and the first of the frame mirror eyeglass is main
Point and the second principal point are greater than 8 millimeters apart from eyeglass concave surface optical centre.
The frame mirror lens refractive power is less than or equal to -2.50D, is greater than -4.50D, and the first of the frame mirror eyeglass is main
Point and the second principal point are greater than 6 millimeters apart from eyeglass concave surface optical centre.
The frame mirror lens refractive power is less than or equal to -4.50D, the first principal point and the second principal point of the frame mirror eyeglass
It is greater than 4 millimeters apart from eyeglass concave surface optical centre.
The convex lens surface optics district center is into the shortest arc length of its optics area edge and the eyeglass concave surface optics area
The shortest arc of the heart to its optics area edge is long to be respectively less than 315 millimeters.
The frame mirror eyeglass is optometry inserted sheet.
The convex lens surface be the one side towards object, the eyeglass concave surface be the one side towards eyes.
Use above-mentioned technical proposal after, due to frame mirror convex lens surface radius of curvature be greater than 30 millimeters and be less than etc.
In 100 millimeters, cause the optics principal point of frame mirror eyeglass mobile to opthalmic optics' principal point direction, allows the optics master of frame mirror eyeglass
Point is overlapped with the optics principal point of human eye or Distance Shortened, reduces distortion, while reducing the contracting image effect of contracting picture frame mirror eyeglass.In
When myopia correction amblyopia, it might even be possible to allow lens optical principal point significantly to move, generate the effect of amplification retina image-forming, have
Conducive to the treatment of Myopia amblyopia.Frame mirror eyeglass of the invention since optics principal point can be overlapped with the optics principal point of human eye,
It eliminates and reduces effect caused by frame-generic mirror eyeglass, be very suitable to anisometropic people.And antimetropia is to lead to amblyopia
One of factor.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of frame mirror eyeglass of the present invention.
Fig. 2 is the long schematic diagram of shortest arc.
In figure,For frame mirror optic diameter, R1 is convex lens surface radius of curvature, and t is convex lens surface optics area and described
Thickness between the optics district center of eyeglass concave surface, R2 are eyeglass concave curvature radius, and A is that convex lens surface optics district center arrives it
The shortest arc of optics area edge is long.
Specific embodiment
As shown in Figure 1, a kind of frame mirror eyeglass of myopia correction, frame mirror eyeglass is selenodont negative lens, including mirror
Piece convex surface and eyeglass concave surface, the middle section of convex lens surface are convex surface optics area, and the middle section of eyeglass concave surface is concave surface optics
Area, convex surface optics area and concave surface optics area be it is spherical, the center of convex lens surface and eyeglass concave surface is spherical crown vertex, and eyeglass is convex
The radius of curvature R 1 in face is greater than 30 millimeters and is less than or equal to 100 millimeters, and the first principal point and the second principal point of frame mirror eyeglass are in mirror
Piece concave side.As shown in Fig. 2, the long A of the shortest arc of convex lens surface optics district center to its optics area edge and eyeglass concave surface light
The shortest arc of school district center to its optics area edge is long to be respectively less than 315 millimeters, and frame mirror eyeglass uses this acid propylene of carbon acetic acid
(CR-39) or polymethyl methacrylate (PMMA) or glass or resin are made, and convex lens surface is the one side towards object, eyeglass
Concave surface be i.e. the one side towards eyes.Frame mirror eyeglass may be optometry inserted sheet.
Thickness t between convex lens surface optics district center and eyeglass concave surface optics district center is greater than 2 millimeters, and convex lens surface
Numerical value and the convex lens surface when thickness t between optics district center and the eyeglass concave surface optics district center is indicated with millimeter
Focal power with unit be rice-1The product of numerical value is greater than 25 when expression.
Frame mirror lens refractive power is less than or equal to -1.75D, when being greater than -3.00D, such as -1.75D, -2.75D, and frame mirror mirror
The first principal point and the second principal point of piece are greater than 8 millimeters apart from eyeglass concave surface optical centre.
Frame mirror lens refractive power is less than or equal to -2.50D, when being greater than -4.50D, such as -2.75D, -4.25D, and frame mirror mirror
The first principal point and the second principal point of piece are greater than 6 millimeters apart from eyeglass concave surface optical centre.
When frame mirror lens refractive power is less than or equal to -4.50D, such as -4.75D, -6.00D, -8.50D, frame mirror eyeglass
First principal point and the second principal point are greater than 4 millimeters apart from eyeglass concave surface optical centre.
Example one:
Frame mirror eyeglass use refractive index for 1.49 resin material, in Fig. 1, frame mirror optic diameterMirror
Piece convex radius R1=100.0mm, the thickness t between convex lens surface optics area and the eyeglass concave surface optics district center
=6.0mm, eyeglass concave curvature radius R2=85.0mm, diopter are equal to -0.70D.First optics principal point of eyeglass is apart from mirror
Piece concave surface optical centre 43.8mm, the second optics principal point is apart from concave surface optical centre 42.3mm.With the eyeglass myopia correction when
It waits, due to principal point cause for displacement, -1.25D frame-generic mirror eyeglass can be substituted, and form same good rectification effect.With
When the eyeglass myopia correction, human eye retina's imaging has 2% enlarge-effect, is conducive to the correction of Myopia amblyopia, and uses
Commonly when -1.25D frame mirror eyeglass myopia correction, human eye retina's imaging can reduce about 2%, be unfavorable for Myopia amblyopia
Correction.
Example two:
Eyeglass use refractive index for 1.61 H-Zk6 optical glass, in Fig. 1, frame mirror optic diameterEyeglass
Convex radius R1=50.0mm, the thickness t=between convex lens surface optics area and the eyeglass concave surface optics district center
5.0mm, eyeglass concave curvature radius R2=35.0mm, diopter are equal to -4.16D.First optics principal point of eyeglass is apart from eyeglass
Concave surface optical centre 15.9mm, the second optics principal point is apart from concave surface optical centre 14.6mm.With the eyeglass myopia correction when
It waits, due to principal point cause for displacement, -5.50D frame-generic mirror eyeglass can be substituted, and form same good rectification effect.With
When the eyeglass myopia correction, no significant changes are imaged in human eye retina, and are corrected with common -5.50D frame mirror eyeglass
When near-sighted, human eye retina's imaging can reduce about 8%, while will form certain distortion.
Example three:
Eyeglass use refractive index for 1.923 H-ZF62 optical glass, in Fig. 1, frame mirror optic diameter
Convex lens surface radius of curvature R 1=30.0mm, the thickness t between convex lens surface optics area and the eyeglass concave surface optics district center
=4.0mm, eyeglass concave curvature radius R2=20.0mm, diopter are equal to -9.70D.First optics principal point of eyeglass is apart from mirror
Piece concave surface optical centre 15.0mm, the second optics principal point is apart from concave surface optical centre 12.7mm.With the eyeglass myopia correction when
It waits, due to principal point cause for displacement, -13.00D frame-generic mirror eyeglass can be substituted, and form same good rectification effect.
When with the eyeglass myopia correction, human eye retina only has 4% contracting image effect.And it is rectified with common -13.00D frame mirror eyeglass
When positive myopia, human eye retina's imaging can reduce about 17%, while will form significant distortion.
Example four:
Frame mirror eyeglass use refractive index for 1.49 resin material, in Fig. 1, frame mirror optic diameterMirror
Piece convex radius R1=60.0mm, the thickness t=between convex lens surface optics area and the eyeglass concave surface optics district center
3.0mm, eyeglass concave curvature radius R2=50.0mm, diopter are equal to -1.31D.First optics principal point of eyeglass is apart from eyeglass
Concave surface optical centre 25.8mm, the second optics principal point is apart from concave surface optical centre 25.0mm.With the eyeglass myopia correction when
It waits, due to principal point cause for displacement, -2.00D frame-generic mirror eyeglass can be substituted, and form same good rectification effect.With
When the eyeglass myopia correction, human eye retina's imaging has 1% enlarge-effect, is conducive to the correction of Myopia amblyopia, and uses
Commonly when -2.00D frame mirror eyeglass myopia correction, human eye retina's imaging can reduce about 3%, be unfavorable for Myopia amblyopia
Correction.
Since the radius of curvature of frame mirror convex lens surface is greater than 30 and less than or equal to 100 millimeters, lead to frame mirror eyeglass
Optics principal point is mobile to opthalmic optics' principal point direction, allow the optics principal point of frame mirror eyeglass be overlapped with the optics principal point of human eye or away from
From shortening, distortion is reduced, while reducing the contracting image effect of contracting picture frame mirror eyeglass.In myopia correction amblyopia, it might even be possible to
It allows lens optical principal point significantly to move, generates the effect of amplification retina image-forming, be conducive to the treatment of Myopia amblyopia.This hair
Bright frame mirror eyeglass eliminates contracting caused by frame-generic mirror eyeglass since optics principal point can be overlapped with the optics principal point of human eye
Small effect has been very suitable to anisometropic people.And antimetropia is to lead to one of factor of amblyopia.
Claims (10)
1. a kind of frame mirror eyeglass of myopia correction, the frame mirror eyeglass is selenodont negative lens, including convex lens surface and
Eyeglass concave surface, the middle section of the convex lens surface are convex surface optics area, and the middle section of the eyeglass concave surface is concave surface optics
Area, convex surface optics area and concave surface optics area be it is spherical, the center of the convex lens surface and eyeglass concave surface is institute
State spherical crown vertex, which is characterized in that the radius of curvature of the convex lens surface is more than or equal to 30 millimeters and is less than or equal to 100 millimeters.
2. the frame mirror eyeglass of myopia correction according to claim 1, which is characterized in that the curvature of the convex lens surface
Radius is less than or equal to 60 millimeters.
3. the frame mirror eyeglass of myopia correction according to claim 1 or 2, which is characterized in that the convex lens surface light
Thickness between school district center and the eyeglass concave surface optics district center is greater than 2 millimeters, and the convex lens surface optics district center
The focal power of numerical value and the convex lens surface when thickness between the eyeglass concave surface optics district center is indicated with millimeter is single
Position is rice-1The product of numerical value is greater than 25 when expression.
4. the frame mirror eyeglass of myopia correction according to claim 1 or 2, which is characterized in that the frame mirror eyeglass
The first principal point and the second principal point in eyeglass concave side.
5. the frame mirror eyeglass of myopia correction according to claim 4, which is characterized in that the frame mirror eyeglass dioptric
Degree is less than or equal to -1.75D, is greater than -3.00D, the first principal point and the second principal point of the frame mirror eyeglass are apart from eyeglass concave surface light
Center is greater than 8 millimeters.
6. the frame mirror eyeglass of myopia correction according to claim 4, which is characterized in that the frame mirror eyeglass dioptric
Degree is less than or equal to -2.50D, is greater than -4.50D, the first principal point and the second principal point of the frame mirror eyeglass are apart from eyeglass concave surface light
Center is greater than 6 millimeters.
7. the frame mirror eyeglass of myopia correction according to claim 4, which is characterized in that the frame mirror eyeglass dioptric
Degree is less than or equal to -4.50D, and the first principal point and the second principal point of the frame mirror eyeglass are greater than 4 apart from eyeglass concave surface optical centre
Millimeter.
8. the frame mirror eyeglass of myopia correction according to claim 4, which is characterized in that convex lens surface optics area
The shortest arc of center to its optics area edge is long long with the shortest arc of eyeglass concave surface optics district center to its optics area edge
Respectively less than 315 millimeters (Fig. 3 is shown in shortest arc long definition in lens optical area).
9. the frame mirror eyeglass of myopia correction according to claim 5, which is characterized in that the frame mirror eyeglass uses
This acid propylene of carbon acetic acid or polymethyl methacrylate or glass or resin are made.
10. the frame mirror eyeglass of myopia correction according to claim 5, which is characterized in that the convex lens surface is face
To the one side of object, the eyeglass concave surface be i.e. the one side towards eyes.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910840340.8A CN110531536A (en) | 2019-09-06 | 2019-09-06 | A kind of frame mirror eyeglass of myopia correction |
| PCT/CN2020/078149 WO2021042691A1 (en) | 2019-09-06 | 2020-03-06 | Eyeglass lens for myopia correction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910840340.8A CN110531536A (en) | 2019-09-06 | 2019-09-06 | A kind of frame mirror eyeglass of myopia correction |
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| Publication Number | Publication Date |
|---|---|
| CN110531536A true CN110531536A (en) | 2019-12-03 |
Family
ID=68667317
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910840340.8A Pending CN110531536A (en) | 2019-09-06 | 2019-09-06 | A kind of frame mirror eyeglass of myopia correction |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN110531536A (en) |
| WO (1) | WO2021042691A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021042691A1 (en) * | 2019-09-06 | 2021-03-11 | 广州豪赋医学科技有限公司 | Eyeglass lens for myopia correction |
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|---|---|---|---|---|
| CN1471651A (en) * | 2000-10-30 | 2004-01-28 | 索拉国际公司 | Wide field spherical lenses and protective eyewear |
| CN102483524A (en) * | 2009-07-21 | 2012-05-30 | Bnl优罗兰斯公司 | Vision Mask |
| CN106707542A (en) * | 2015-07-24 | 2017-05-24 | 爱博诺德（北京）医疗科技有限公司 | Vision correction glasses worn outside eyes |
| CN210864235U (en) * | 2019-09-06 | 2020-06-26 | 广州豪赋医学科技有限公司 | Frame glasses lens for correcting myopia |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04356011A (en) * | 1990-08-22 | 1992-12-09 | Seiko Epson Corp | Spectacle lens for astigmatism |
| FR3017966B1 (en) * | 2014-02-21 | 2018-02-09 | Olivier Cecconi | BINOCULAR OPTICAL DEVICE FOR INCREASED REALITY GLASSES |
| WO2018071042A1 (en) * | 2016-10-14 | 2018-04-19 | Carl Zeiss Vision International Gmbh | Reduced distortion spectacle lens |
| CN110531536A (en) * | 2019-09-06 | 2019-12-03 | 广州豪赋医学科技有限公司 | A kind of frame mirror eyeglass of myopia correction |
-
2019
- 2019-09-06 CN CN201910840340.8A patent/CN110531536A/en active Pending
-
2020
- 2020-03-06 WO PCT/CN2020/078149 patent/WO2021042691A1/en active Application Filing
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1471651A (en) * | 2000-10-30 | 2004-01-28 | 索拉国际公司 | Wide field spherical lenses and protective eyewear |
| CN102483524A (en) * | 2009-07-21 | 2012-05-30 | Bnl优罗兰斯公司 | Vision Mask |
| CN106707542A (en) * | 2015-07-24 | 2017-05-24 | 爱博诺德（北京）医疗科技有限公司 | Vision correction glasses worn outside eyes |
| CN210864235U (en) * | 2019-09-06 | 2020-06-26 | 广州豪赋医学科技有限公司 | Frame glasses lens for correcting myopia |
Non-Patent Citations (1)
| Title |
|---|
| 辛京夏等: "验光•眼镜", 31 July 1991, 延边人民出版社, pages: 331 - 334 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021042691A1 (en) * | 2019-09-06 | 2021-03-11 | 广州豪赋医学科技有限公司 | Eyeglass lens for myopia correction |
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| WO2021042691A1 (en) | 2021-03-11 |
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