CN103777368B - A kind of wide visual field myopic peripheral defocus spectacle lens - Google Patents
A kind of wide visual field myopic peripheral defocus spectacle lens Download PDFInfo
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- CN103777368B CN103777368B CN201410028518.6A CN201410028518A CN103777368B CN 103777368 B CN103777368 B CN 103777368B CN 201410028518 A CN201410028518 A CN 201410028518A CN 103777368 B CN103777368 B CN 103777368B
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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
- G02C7/06—Lenses; Lens systems ; Methods of designing lenses bifocal; multifocal ; progressive
-
- G—PHYSICS
- G02—OPTICS
- G02C—SPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES
- G02C2202/00—Generic optical aspects applicable to one or more of the subgroups of G02C7/00
- G02C2202/24—Myopia progression prevention
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- 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
A kind of wide visual field myopic peripheral defocus spectacle lens belong to glasses.Existing periphery defocus spectacle lens central optical zone visual field relative narrowness, does not meet ocular physiology optics needs.The present invention prepares central optical zone along the vertical radial line of optical centre, upside fan section is upward subtended angle, middle section is to inner arc or to outer arcuate, and downside fan section is downward subtended angle, is prepared as plano lens, concace mirror lens.Nasal side functional areas, temporo side functional areas prepare central optical zone nasal side and temporo side on the horizontal radial line of optical centre, it is prepared as plano lens, concace mirror lens, convex lens sheet, increase for correcting temporo side view nethike embrane and nasal retina peripheral hyperopia defocus, the near-sighted eyeball of control, it is broad with the visual field, wear compliance it is good, meet human eye physiological optics needs, effective prevention and control children and juvenile shortsightedness.
Description
Technical field
The present invention relates to optometric technology field, provide a kind of correction temporo side view nethike embrane and nasal retina peripheral hyperopia from
Burnt two-region myopic peripheral defocus spectacle lenses are used for prevention and control children myopia application.
Background technology
It is medical recognized now：The eyeball growth of children myopia relies on retinal peripheral defocusing regulation and control, retinal periphery
Long sight defocus promotes eyeball to increase, and corrects retinal periphery long sight defocus, can control near-sighted eyeball and increase.Conventional myopic
The monochromatic light concace mirror lens of glasses, double light concace mirror lens and progressive multi-focus lens, while defocus before correcting retinal centre,
Lens periphery position concace mirror lens increase retinal periphery long sight defocus, promote eyeball to increase, the myopia number of degrees is promoted to increase.
Smith EL are in periphery defocus spectacle lenses (the Peripheral defocus of original invention in 2005
Eyeglasses), Chinese patent title：For the eyeglass of myopia correction, the patent No.：2006800441239, in the patent disclosure
It is circular periphery defocus spectacle lens to entreat optics area.Another Chinese patent title：Ophthalmic lens element, the patent No.：
2008801159183, which is horizontal oval shaped perimeters defocus spectacle lens, and the patent is by German karr Cai
Optics is taken charge of, releases within 24th first global periphery defocus spectacle lenses in August in 2010, trade name Zeiss is at permanently happy
(myovisionTM) eyeglass.Zeiss is at permanently happy spectacle lens, so far in 8 countries such as China and area sale.Chinese patent
Also disclose other periphery defocus spectacle lens applications：Patent name：Spectacles, the patent No.：2012100191090；Proprietary term
Claim：Spectacles, the patent No.：2012200274205；Patent name：A kind of complete burnt myopia recovery mirror, the patent No.：
2012202076425；Patent name：A kind of eyeglass, the patent No.：ZL2012205833037.The periphery of existing market sale
Defocus frame eyeglasses also have：Rock is optical to protect eyeglass, the optical excellent times of visor piece of enlightening of looking at depending on spy.
The patent and sale product of above-mentioned periphery defocus spectacle lenses are that periphery functional areas are designed to 360 ° of full models
It encloses, referred to herein as whole district periphery defocus spectacle lens.Central optical zone is arranged in eyeglass centre, optical field of view relative narrowness,
Almost without there is the optical field of view watched attentively up and down, depending on it is close when must complete dynamic vision by athleticism of bowing, like blueness
" tubular visual field " of light eye.This periphery defocus spectacle lens that have tunnel vision, easily cause many symptoms such as visual fatigue, dizziness, to
Nasal side and temporo side (confirmation document 1 especially pronounced when sweeping：Chen Zhi：Circumference adds light to design the peripheral refractive power after eyeglass in wearing
And compliance analysis, Chinese Journal of Ophthalmology And Otorhinolaryngology, 2012；12(4)：216-218).
Newest medical research is found：For myopia retinal periphery with respect to dioptric, horizontal radial line and vertical radial line are asymmetric,
The temporo side view nethike embrane and nasal retina of horizontal radial line show that peripheral hyperopia defocus, induction eyeball increase, and vertical radial line
Upside retina and downside retina show Myopia defocus, and any inducing action is not played to eyeball growth.
192 myopia children of Berntsen DA couple, four quadrant retinal peripheries are with respect to dioptrometry, 17 by a definite date
Moon tracing study.Measurement result：Horizontal radial line periphery shows long sight defocus with respect to dioptric, 30 ° of nasal retinas are+0.56 ±
0.59DS；30 ° of temporo side view nethike embranes are+0.61 ± 0.77DS, and vertical radial line periphery is with respect to dioptric display Myopia defocus, 30 °
Upside retina is -0.36 ± 0.92DS；20 ° of downside retinas are -0.48 ± 0.83DS (cited literature 2s 1：Berntsen DA：
Study of Theories about Myopia Progression (STAMP) Design and Baseline Data,
Optom Vis Sci, 2010；November；87(11)：823-832；Cited literature 22：Atchison DA：Peripheral
Refraction along the horizontal and vertical visual fields in myopia, Vision
Res, 2006；46：1450-1458；Cited literature 23：Myrowitz EH：Juvenile myopia progression, risk
Factors and interventions, Saudi Journal of Ophthalmology, 2012；26：293-297).
Chen Xiang measures Chinese 40 children and 42 20 ° of adults, 30 °, 40 ° of peripheries with respect to dioptrics, measures temporo
Four side view nethike embrane, nasal retina, upside retina and downside retina quadrants.Measurement result：Horizontal radial line periphery is opposite
Dioptric shows that long sight defocus, vertical radial line periphery show Myopia defocus (cited literature 2 with respect to dioptric：Chen X：
Characteri stics of peripheral refractivc errors of myopic and non--myopic
Chinese eyes, Vision Res, 2010；50：31-35).
The temporo side view nethike embrane of horizontal radial line and nasal retina periphery show long sight defocus with respect to dioptric, by ophthalmology
It accepts on boundary.Ophthalmic clinical studies also only using horizontal radial line retinal periphery dioptric numerical value as periphery with respect to refractive status, and
Any measurement is not made for vertical radial line retinal periphery refractive status, following bibliography is also cited this argument：1, Dai Yusen：
Children with myopia wears the peripheral refraction research after monochromatic light mirror, international ophthalmology magazine, 2013,13 (2)：399-341.2, Chen Zhi：No
Influence with antidote to children with ocular peripheral refractive power, Chinese eye regard light and visual science magazine, 2010,12 (1)：29-32.
3, Shang Lina：Frame eyeglasses correct the research of following peripheral dioptrometry method, and Chinese eye regards light and visual science magazine, and 2010,
12(3)：204-208.4, Song Yanxia：Ortho-K rescues the research influenced on eye peripheral refraction, Master's thesis, 2010.
5, Chen Yanxu：Myopia is in the research of different correction modes following peripheral refractive status, Master's thesis, 2010.6, Gong Lu：Continue
The correlation research of regulatory function and peripheral refraction and myopia under near work state, Master's thesis, 2010.7, Jin Yi：
The research of different adjustment stimulation servant's eye peripheral refractive state, Master's thesis, 2009.
Smith EL carry out the research of lens periphery defocus Induction experiments using rhesus macaque, give experimental monkey groups wearing -3.00DS frames
Frame glasses, spectacle lens are divided into full visual field group and nasal visual field group, and nasal visual field is half side view field.Experimental result：Nasal visual field group
Retinal periphery long sight defocus compared to full visual field group it is more obvious, vitreous chamber increase, axis oculi increase.Full visual field group is also produced
Raw antimetropia (hyperopic anisometropia).Iing is proposed the retinal periphery long sight defocus that induction eyeball increases is
Part, regioselectivity mechanism (Local, Regionally Selective Mechanisms), temporo side view nethike embrane and nasal side regard
Nethike embrane dominates eyeball and increases regulation and control (cited literature 21：Smith EL：Effects of Local Myopic Defocus on
Refractive Development in Monkeys, Optom Vis Sci, 2013；90：1176-1186.Cited literature 22：
Smith EL：Effects of Optical Defocus on Refractive Development in Monkeys,
Evidence for Local, Regionally Selective Mechanisms, Invest Ophthalmol Vis Sci,
2010；51：3864-3873.Cited literature 23：Smith EL：Hemiretinal form deprivation：evidence
For local control of eye growth and refractive development in infant monkeys,
Invest Ophthalmol, Vis Sci, 2009, Nov；50(11)：5057-5069).
Zoopery and human clinical trial's research have shown that：The peripheral hyperopia defocus for inducing eyeball to increase is not week
Orientation is part, regioselectivity mechanism, is horizontal radial line temporo side view nethike embrane and the induction of nasal retina peripheral hyperopia defocus
Eyeball increases.
Chinese patent of the present inventor in preceding application：Patent name：A kind of myopia addition peripheral defocus correction spectacles, patent
Number：201210509562X；Patent name：A kind of full defocus correcting glasses piece, the patent No.：2013101483141.Disclose one
Three area periphery defocus spectacle lens of kind, by central optical zone setting in eyeglass centre and lower quadrant, periphery functional areas are arranged in mirror
Face upside, nasal side and temporo side quadrant, three area's eyeglasses still have visual field relative narrowness, and it is narrower especially to regard far region.
Also the contact lens of temporo side view nethike embrane and nasal retina peripheral hyperopia defocus is only corrected in scholar's design
Or Ortho-K (orthokeratology lens).Contact lens or Ortho-K close contact cornea ability
Curative effect is obtained, that thus brings also has bitot's patches disease and corneal infection risk.The best period of periphery defocus correction is 6~12
Year, frame eyeglasses are more suitable for children's wearing compared to contact lens, have and wear more safe ready, to appointing eyes without having times
What is damaged.
Patent, non-patent literature and the Related product listing of two-region periphery defocus spectacle lenses are had not yet to see,
The periphery defocus spectacle lens that a kind of visual field is broad, wearing is comfortable, curative effect is good are createed, are still the technology for failing to succeed always
One of problem.
Invention content
That it is an object of the present invention to provide a kind of visuals field is broad, it is comfortable to wear, curative effect is good periphery defocus spectacle lenses, another
Purpose be this spectacle lens correction nasal retina and temporo side view nethike embrane peripheral hyperopia defocus, prevention and control myopia glasses in
Purposes.
Purpose of the present invention is to be achieved by following technical proposals：
A kind of wide visual field myopic peripheral defocus spectacle lens are frame diopter glasses piece, hereinafter referred to as this spectacle lens.It is described
Spectacle lens be correct temporo side view nethike embrane and nasal retina peripheral hyperopia defocus local two-region periphery defocus eyeglass, minute surface
Central optical zone, nasal side functional areas, temporo side functional areas and transition region is provided in visual field.
Central optical zone is the visual optics visual field for correcting central retina Myopia defocus, and symmetry is arranged along optics
Region on 270 ° of -90 ° of axis of vertical radial line at center is provided with upside fan section, middle section and downside fan section.Upside
Fan section is upward subtended angle, is located at minute surface peripheral part clockwise to 195 °~345 ° of axle position, 60 °~150 ° of circumferential orientation angle area
Domain, two circular arcs of middle section be recessed to optical centre to inner arc or outwardly protrude to outer arcuate, downside fan
Shape area is downward subtended angle, is located at minute surface peripheral part clockwise to 30 °~150 ° of axle position, 20 °~120 ° of circumferential orientation angle region.
Central optical zone vertical diameter line length be 70mm~76mm, middle section along optical centre horizontal diameter line length be 10mm~
40mm, central optical zone continuously uninterruptedly run through upside fan section, middle section and downside fan section minute surface visual field, are prepared as bending
The identical plano lens of luminosity number or concace mirror lens.
Nasal side functional areas, temporo side functional areas correct respectively corresponding temporo side view nethike embrane and nasal retina peripheral hyperopia from
It is burnt.The area on 180 °~360 ° axle positions of horizontal radial line along optical centre is arranged in nasal side functional areas, temporo side functional areas symmetry
Domain, the nasal side of central optical zone middle section and temporo side mirror piece peripheral part, nasal side functional areas are arranged in minute surface peripheral portion
Clockwise to 300 °~60 ° of axle position, 80 °~120 ° of circumferential orientation angle region, temporo side functional areas are arranged in minute surface periphery for position
Position is clockwise to 120 °~240 ° of axle position, 80 °~120 ° of circumferential orientation angle region.Nasal side functional areas and temporo side functional areas, until
Less away from being risen at optical centre 15mm~20mm, circumferential orientation angle >=90 ° region is at least occupied, is at least prepared relative to central optical
The plano lens of the difference of area's refractive diopter presentation+1.00DS~+3.00DS either concace mirror lens or convex lens sheet.
+ 0.25DS~+0.50DS incremental changes are prepared as between central optical zone and nasal side functional areas and temporo side functional areas
Central optical zone is fully mixed within nasal side functional areas and temporo side functional areas by transition region, gradual change sector width >=5mm.
The spectacle lens of above-mentioned preparation are symmetrical applied, regardless of left and right sides, can arbitrarily be installed on left side or right side eye
Within frame.
This spectacle lens are preferably provided with：The central optical zone middle section, along the horizontal diameter line length of optical centre
Degree is 15mm~30mm, and upside fan section is located at minute surface peripheral part clockwise to 210 °~330 ° of axle position, 90 ° of circumferential orientation angle
~120 ° of regions, downside fan section are located at minute surface peripheral part clockwise to 45 °~135 ° of axle position, 30 °~90 ° of circumferential orientation angle
Region.Fan section circumferential orientation angle on the downside of the ＞ of upside fan section circumferential orientation angle is located at the water of 5mm~8mm below optical centre
Flat diameter line length is 10mm~15mm, the line on the basis of along the horizontal radial line of optical centre, the downsides upside fan section area ＞ fan
Shape area area, upside fan section arc length, the downsides chord length ＞ fan section arc length, chord length, central optical zone optical centre are located at minute surface
On geometric center, or 5mm~8mm above minute surface geometric center.
Nasal side functional areas are located at minute surface peripheral part clockwise to 310 °~50 ° of axle position, 90 °~100 ° of circumferential orientation angle area
Domain, temporo side functional areas are located at minute surface peripheral part clockwise to 130 °~230 ° of axle position, 90 °~100 ° of circumferential orientation angle region,
Nasal side functional areas are identical as the symmetrical shape of temporo side functional areas, and circumferential orientation angle, arc length, chord length are equal.The circumferential orientation
Angle, the upside fan section >=nasal side functional areas=downsides temporo side functional areas ＞ fan section；Temporo side functional areas+nasal side functional areas >=upside
Fan section+downside fan section, the sum of two area's area of central optical zone area ＞ nasal sides functional areas and temporo side functional areas.The nose
Side functional areas and temporo side functional areas are set as symmetry vertically to ellipse, the nasal side functional areas, temporo side functional areas dioptric
The number of degrees are standby according to corresponding temporo side view nethike embrane and nasal retina peripheral refractive power numeral system.
The rigid optical frame eyeglass preparation method of this spectacle lens is：The outer minute surface of spectacle lens and interior minute surface are prepared as aspheric
Face, interior minute surface use numerical control eyeglass shaping lathe, carry out milling, grinding, polishing, surface topography measurement and align hone process system
It is standby to form, the optical point bit density of single-point milling be accurate to 0.1 μm, the form accuracy of freeform optics surface be μm, surface accuracy
It is accurately 0.01DS for nm, luminosity.
Rigid optical frame eyeglass is to be plated containing blue-light absorbers, the synthesis eyeglass of purple light absorbent or lens surface
There are the plated film lens of the anti-purple light radiation film layer of anti-blue light.
Rigid optical frame eyeglass minute surface application laser printing goes out central optical zone shaped position, the horizontal diameter in central optical zone
The permanent concealed sign of line length, application surface are printed out with mirror+word, upper vision area, horizontal graticule, central optical zone shape position
It sets, eyes symmetric form eyeglass, right eye eyeglass, the provisional profiling mark of left eyeglass lens, is identified when in case making spectacles to order is with assembly.
This rigid optical frame eyeglass can also be prepared as asymmetric spectacle lens, the center of right eye eyeglass and left eyeglass lens
2 °~5 ° regions are moved in fan section into nasal side on the downside of optics area.
The flexible ametropia lens preparation method that overlays of this spectacle lens is：Soft perspex polymer material is selected, profit
The film-form flexibility dioptric of thickness 0.5mm~2.0mm is prepared with centre spinning, cutting and grinding method or the type method of being molded directly into
Eyeglass, minute surface adhesive surface prepare flexible epoxide-resin glue or are handled through Electrostatic Absorption.
This spectacle lens are also provided with central optical zone, nasal side functional areas and temporo side functional areas, without pair for having transition region
Area's Bifocal lenses, each zone position, shape, size and diopter are constant.
This spectacle lens can also be prepared as the local peripheries Dan Qu defocus eyeglass, and minute surface visual field is provided central optical zone, appoints
Choosing at least one area of nasal side functional areas and temporo side functional areas any of which, transition region, by nasal side functional areas or temporo side functional areas its
In any area minute surface field of view, substituted with central optical zone field of view, the nasal side functional areas of setting or temporo side work(
Energy area circumferential orientation angle is 90 °~180 °.
This spectacle lens nasal side functional areas are arranged on the upside of minute surface visual field nasal side, nose and within nose underside area, temporo side work(
The setting of energy area is on the upside of minute surface visual field temporo side, temporo and within temporo underside area.
This rigid optical spectacle lenses are installed within single layer or double-layer frame spectacle-frame, prepared by central optical zone
For plano lens, nasal side functional areas and temporo side functional areas are prepared as the spectacle lens of+1.00DS~+3.00DS convex lens sheets, installation
Within single layer spectacle-frame, for one side of parent be the emmetropia of myopia, low myopia small hole child depending on it is close when wear.Central optical
School district is prepared as plano lens, and nasal side functional areas and temporo side functional areas are prepared as the glasses of+1.00DS~+3.00DS convex lens sheets
Piece is installed within the additional glasses frame of Two-layer spectacle, for myope depending on it is close when wear, usually only wear installation monochromatic light it is recessed
The Two-layer spectacle frame primary frame of lens.Central optical zone is prepared as -1.00DS~-8.00DS concace mirror lens, nasal side functional areas
The plano lens of the difference relative to central optical zone refractive diopter presentation+1.00DS~+3.00DS are prepared as with temporo side functional areas
The either spectacle lens of convex lens sheet or concace mirror lens are installed within single layer spectacle-frame, are regarded remote for myope and are regarded close
When wear.The flexible ametropia lens that overlay of this spectacle lens are pasted on rigid optical frame lens surface, prepared by central optical zone
For plano lens, what nasal side functional areas and temporo side functional areas were prepared as+1.00DS~+3.00DS convex lens sheets overlays flexible dioptric
Spectacle lens are pasted on rigid optical frame lens surface.
A kind of spectacle lens new application, is provided with the glasses of central optical zone, nasal side functional areas, temporo side functional areas and transition region
Piece is correcting corresponding temporo side view nethike embrane and nasal retina peripheral hyperopia defocus, prevention children and adolescent myopia eyeball increasing
New application in long, the increased glasses of myopia degree.
The present invention compared with prior art beneficial：
1, the present invention overcomes the existing whole district, three area periphery defocus spectacle lens to have tunnel vision, and generates antimetropia, curative effect
There is the technological deficiency of dizziness etc. after bad, wearing.
2, the present invention is using the part of retinal periphery long sight defocus, regioselectivity mechanism, with a definite target in view, direct needle
To temporo side view nethike embrane and nasal retina peripheral hyperopia defocus, functional areas is only designed in minute surface nasal side and temporo side view field, increased
Added 5~6 times of central optical zone visual field area, avoid or reduced antimetropia, improve functional areas curative effect, optics area with
Uniting is taken into account in functional areas, reaches and not only meets human eye physiological optics visual field needs, but also can meet periphery defocus corrected zone.
3, the present invention is international first two-region periphery defocus spectacle lenses, has that the visual field is broad, wears comfortable, curative effect very
The technical advantages such as good play positive contribution for the healthy cause of mankind's eye, generate greatly society and economic benefit.
Description of the drawings
Fig. 1 is 4 differentiating approach schematic diagram of eyeground peripheral retina symmetry axis；
Fig. 2 is 4 differentiating approach schematic diagram of minute surface surrounding visual field symmetry axis；
Fig. 3 is asymmetric spectacle lens subregion schematic diagram；
Fig. 4 is that spectacle lens radial line timberline is intended to；
Fig. 5 is spectacle lens axle position schematic diagram；
Fig. 6 is that minute surface and epi mirror facing cut cut field range contrast schematic diagram in spectacle lens；
Fig. 7 is spectacle lens central optical zone middle section to inner arc schematic diagram；
Fig. 8 is spectacle lens central optical zone middle section to outer arcuate schematic diagram；
Fig. 9 is nasal side functional areas and temporo side functional areas are vertically to oval two-region bifocals piece schematic diagram；
Figure 10 is that the nasal side functional areas of 8 differentiating approach of minute surface surrounding visual field are located at nasal side area schematic diagram；
Figure 11 is that the nasal side functional areas of 8 differentiating approach of minute surface surrounding visual field are located at nasal side area, area shows under area and nasal side on nasal side
It is intended to；
Figure 12 is spectacle lens stealth and dominant mark schematic diagram.
In figure：1 spectacle lens；2 central optical zones；3 nasal side functional areas；4 temporo sides functional areas；5 transition regions；6 to inner arc；7
To outer arcuate；8 upsides fan section；9 downsides fan section；10 plano lens；11 concace mirror lens；12 convex lens sheets；13 eyeballs；Outside 14
Minute surface；Minute surface in 15；The 16 outer minute surface central optical zones visual field；The minute surface central optical zone visual field in 17；18 downsides fan section are to nose
It is moved in side, 19 vertically to ellipse；20 arc length；21 chord lengths；22：With mirror+word；23：Upper vision area；24：Horizontal graticule；25：Center
Optics area shaped position；26：The horizontal diameter line length in central optical zone；27：Eyes symmetric form spectacle lens；28：Right eye eyeglass；29：
Left eyeglass lens.
Eye ground subregion symbol：CR：Central retina (center retina)；SR：Upside retina
(superior retina)；IR：Downside retina (inferior retina)；NR：Nasal retina (nasal retina)；
TR：Temporo side view nethike embrane (temporal retina).
Jing Qu, the radial line symbol of 4 differentiating approach of spectacle lens：CV：Central optic zone (center vision)；SV：Upper vision area
(superior vision)；IV：Lower vision area (inferior vision)；NV：Nasal side vision area (nasal vision)；TV：Temporo
Side view area (temporal vision)；HM：Horizontal radial line (horizontal meridian)；VM：Vertical radial line (vertical
meridian)。
The mirror area symbol of 8 differentiating approach of spectacle lens：CL：Central area (center Local)；SCL：Area (superi on center
or center Local)；ICL：Center is lower area (inferior center Local)；NL：Nasal side area (nasal Local)；
SNL：Area (superior nasal Local) on nasal side；INL：Area (inferior nasal Local) under nasal side；TL：Temporo side
Area (temporal Local)；STL：The areas Nie Ceshang (superior temporal Local)；ITL：The areas Nie Cexia
(inferior temporal Local)。
Specific implementation mode
Term connotation in this specification：
Periphery is with respect to dioptric (relative peripheral refraction；RPR) refer to each visual field of retinal periphery
Refractive status of the angle relative to central fovea refers to the difference of the spherical equivalent refraction and center recess of each peripheral field angle.Respectively
Quadrant retinal periphery is respectively with respect to dioptric：Upside retinal periphery is with respect to dioptric (SR-RPR), downside retinal periphery phase
To dioptric (IR-RPR), nasal retina periphery with respect to dioptric (NR--RPR), temporo side retinal periphery with respect to dioptric (TR-
RPR), horizontal radial line retinal periphery includes TR-RPR and NR-RPR, vertical radial line retinal periphery with respect to dioptric (HM-RPR)
Opposite dioptric (VM-RPR) includes SR-RPR and IR-RPR.
Retina defocus refers to light out-focus on retina, be divided into retinal centre defocus and retinal periphery from
Coke, defocus are divided into as preceding defocus and rear defocus, and preceding defocus refers to light focusing before retina, also referred to as Myopia defocus,
Defocus refers to light focusing after retina afterwards, also referred to as long sight defocus.
Spectacle lens refer to the eyeglass that Optical blanks are either installed within spectacle-frame or refer to and be pasted on spectacle lenses table
Face overlays flexible ametropia lens.Spectacle lens outermost minute surface is outer minute surface, is interior minute surface close to the side mirror face of eyes.Frame eye
Eyeglass is divided into resin eyeglass and glass spectacle lens, preferably selects resin eyeglass.Spectacle lens central optical zone can prepare difference
Refractive index, refractive diopter, spherical surface or aspherical, preferably select 1.56 refractive index aspherical lens, minute surface is apparent, more easily,
It is more natural.
The spectacle lenses of the present invention can be installed on single layer spectacle-frame, the additional glasses frame of Two-layer spectacle frame, the double-deck eye
Within the primary frame of frame, overlaying flexible ametropia lens can be pasted onto on spectacle lenses.Two-layer spectacle frame selection card
Ring type, collapsible, screw type, coupling type, clip type or magnetic adsorption, preferably select magnetic adsorption, are more preferably worn in children.
Below in conjunction with the accompanying drawings to spectacle lens subregion, radial line, axle position, azimuth, shape, size and the radius of curvature of the present invention
It is described in further detail：
A kind of wide visual field myopic peripheral defocus spectacle lens, hereinafter referred to as this spectacle lens.This spectacle lens are rigid optical
Spectacle lenses also overlay flexible ametropia lens for be pasted on rigid optical spectacle lenses surface, are retina part, area
Field selectivity, with a definite target in view, directly corrects the eyeglass of temporo side view nethike embrane and nasal retina peripheral hyperopia defocus, so being known as
Local two-region periphery defocus spectacle lens.
This spectacle lens overlay flexible ametropia lens (Press-on lens), also referred to as Fresnel Lenses (Fresnel
Lens), technology of preparing uses the present inventor in the Chinese patent of preceding application, patent name：A kind of correction retinal peripheral defocusing
Overlay eyeglass, the patent No.：2013100505942；Patent name：A kind of full defocus overlays eyeglass, the patent No.：
201302263613。
It is to overlay flexible ametropia lens preparation method below：It is used as selected from soft perspex polymer and overlays flexible dioptric
Lens materials, plastic cement are also referred to as plastics.Selected from makrolon, polyimides, polyethylene, polyvinyl alcohol, polystyrene, polychlorostyrene second
Alkene, polypropylene, polyurethane, polytetrafluoroethylene (PTFE), poly-hydroxyethyl propylene methyl esters, polymethyl ethyl ester, poly-methyl methacrylate
Ester, glyceral methacrylate, single condensate of cyclohexylacrylic methyl esters, acrylamide, polystyrene-methacrylic acid first
In ester, propylene-styrene, polyethylene terephthalate, polyethylene naphthalate, vinyl pyrrolidone it is a kind of or
A variety of conducts are this to overlay flexible ametropia lens material.It is raw material preferably to be selected from polyvinyl alcohol, polyurethane, polyvinyl chloride.Using from
Heart casting, cutting and grinding method or the type method of being molded directly into prepare the film-form flexibility diopter lens of thickness 0.5mm~2.0mm
Piece preferably prepares thickness 1.0mm.It overlays flexible ametropia lens and is prepared into diameter 70mm~76mm, to adapt to paste different-diameter
The spectacle lenses of size overlay flexible ametropia lens preparation and rigid optical frame eyeglass like-identified, convenient for cutting out.
The side minute surface for overlaying flexible ametropia lens prepares flexible epoxide-resin glue or after Electrostatic Absorption is handled, and glues
It is attached to the rear surface or front surface of rigid optical frame eyeglass, is preferably pasted onto rear surface.Electrostatic Absorption treatment technology is existing
There are technology, also known as sided corona treatment, is to make its increase table in processed plastic surface corona discharge using high-frequency high voltage
The higher adhesion in face can apply existing corona treatment to handle.
Rigid optical spectacle lenses (1) are prepared using existing machining eyeglass technology.Spectacle lens (1) outer minute surface (14)
It is prepared as with interior minute surface (15) aspherical.Interior minute surface (15), which uses, modernizes numerical control lens processing apparatus, such as Germany Satisloh,
Schneider, Optotech numerical control milling lathe carry out milling, grinding, polishing, surface topography measurement and align hone process
Be prepared, the optical point bit density of single-point milling be accurate to 0.1 μm, the form accuracy of freeform optics surface be μm, surface essence
It is accurately 0.01DS that degree, which is nm, luminosity,.Central optical zone (2) milling of comparable size compares, the interior minute surface central optical zone visual field
(17) than the outer minute surface central optical zone visual field (16), expand the visual field 30% (such as Fig. 6), the visual field is broader, it is more comfortable to wear.
This spectacle lens (1) can also be prepared into radiation protection periphery defocus eyeglass, to contain blue-light absorbers, purple light absorbent
Synthesis eyeglass or spectacle lens (1) surface be coated with the plated film lens of anti-blue light anti-purple light radiation film layer.Blue-light absorbers are third
It is one or more than one kinds of in olefin(e) acid ester, methacrylate, acrylamide, Methacrylamide, maleate, styrene
Composition, purple light absorbent are in UV-234, UV-326, UV-327, UV-328, UV-329, UV-400, UV-531, UV-P
One or more than one kinds of compositions.The anti-purple light radiation film layer of anti-blue light is titanium dioxide layer, alundum (Al2O3) layer, the oxidation of indium tin
Nitride layer, magnesium oxide layer, one silica layer, silicon dioxide layer, tetraethoxysilane layer, diethy-aceto oxalate layer, magnesium fluoride layer, the third bronze medal
One layer or one layer or more in layer, titanium dioxide zirconium layer, nickel oxide layer, tungsten oxide layer, be superimposed 7 layers~24 layers plated film.With
It mobile phone and the widely available application of computer, especially children and teenager more to popularize, the blue ray radiation that electronic curtain generates can
To cause xerophthalmia, computer video terminal syndrome.Radiation protection periphery defocus spectacle lens (1) are more suitable for children and teenager is close
Depending on eye crowd, reach correction retinal periphery long sight defocus and radiation protection double effect, synchronization is controlled in a mirror economic benefits and social benefits,.
This spectacle lens (1) preparation method is：Central optical zone (2), nasal side function is provided in minute surface visual field first
Area (3), temporo side functional areas (4) and transition region (5).Set minute surface visual field optics area and functional areas and eye ground are mutual
Corresponding refraction has substantial connection, therefore first to carry out zoning design to eyeground and minute surface.International eyeground normalization partition method, is pressed
It is divided into four differentiating approach and eight differentiating approach according to retinal periphery region, wherein four differentiating approach are most classical symmetry axis point-scores, and most
Common zone method.
Four differentiating approach：Symmetry axis (axis of symmetry) dividing line is an imaginary line, simulates the axis of symmetry of the imagination
It is that two axis intersect to be regarded in the retinal field center of circle and minute surface on the basis of 315 ° of -135 ° of axis and 225 ° of -45 ° of axis
Eye ground is marked off the central retina (CR) of a centrally located border circular areas by field optics center, two axis of symmetry
With four symmetric fanning regions of peripheral retina.Four sector regions are respectively：Upside retina (SR), downside retina
(IR), nasal retina (NR) and temporo side view nethike embrane (TR) (such as Fig. 1).Minute surface visual field similarly marks off one and is located in optics
The annular central vision area (CV) of the heart and four Quadrant features are distributed in the upper vision area (SV) of peripheral part, nasal side vision area (NV), regard down
Area (IV), temporo side view area (TV) (such as Fig. 2).Four symmetric fanning regions refer to one of being cut by two radiuses and radius on circle
The figure that section arc is surrounded, gains the name because shape such as one is fan.Principle, minute surface circle are corresponded according to eyeglass refraction retina
The corresponding central retina (CR) in shape central optic zone (CV), the corresponding downside retina (IR) of upper vision area (SV) of minute surface peripheral part,
Minute surface nasal side vision area (NV) corresponds to temporo side view nethike embrane (TR), and vision area (IV) corresponds to upside retina (SR), minute surface temporo side under minute surface
The corresponding nasal retina (NR) of vision area (TV).In design, in order to which various sizes of central optical zone (2) or different rulers is arranged
Very little nasal side functional areas (3) and temporo side functional areas (4) can change and design each area's circumferential orientation angle, different subtended angle fan sections are arranged.
Such as upper vision area (SV) subtended angle is become larger, lower vision area (IV) subtended angle becomes smaller, be designed to vision area (SV) be large angle fan section, regard down
Area (IV) is Narrow Flare Angle fan section.
Eight differentiating approach：It is to be intersected with two vertical lines and two horizontal lines, by visual field optics so that minute surface divides as an example
Center is placed within crossing center, marks off a square central area (CL) for being located at centre, upper and lower, nasal side and temporo
Side is respectively center upper area (SCL), center lower area (ICL), nasal side area (NL), area (INL), temporo under area (SNL), nasal side on nasal side
Lateral areas (TL), the areas Nie Ceshang (STL), 8 regions the areas Nie Cexia (ITL).
In order to make to be provided in minute surface visual field the central optical zone (2) come, nasal side functional areas (3), temporo side functional areas (4) with
Eye ground subregion is more nearly, can be by central optic zone (CV) circular design of four differentiating approach of minute surface visual field at diameter 10mm
~40mm, by the square _type layout of the central area (CL) of eight differentiating approach of minute surface visual field at length of side 10mm~40mm.Then directly
Central optical zone (2), nasal side functional areas (3), temporo side functional areas (4) are provided on the four differentiating approach minute surfaces designed (as schemed
3) central optical zone (2), nasal side functional areas (3), temporo side functional areas (4), or on the minute surface of eight differentiating approach are set (as schemed
And (such as Figure 11) 10).
Central optical zone (2), nasal side functional areas (3), the temporo side functional areas (4) being provided, by horizontal radial line (HM) and
Vertical radial line (VM) (such as Fig. 4) and axle position and azimuth (such as Fig. 5) adjust optics area and function zone position, shape and ruler
It is very little.Spectacle lens axle position refers to since horizontal position is 0 ° on the right side of spectacle lens, and 360 ° of distributions axle position clockwise, spectacle lens azimuth is
Refer to the angle of spectacle lens two axle positions clockwise.
The setting of central optical zone (2), nasal side functional areas (3), temporo side functional areas (4) and transition region (5) is made more below
Add detailed description：
Central optical zone (2) is the visual optics visual field for correcting central retina (CR) Myopia defocus, it is therefore an objective to be ensured
The field range of central vision especially ensures upward, horizontal and downward fixation range, reaches specular light school district and be more in line with people
Ocular physiology optics needs, and the wearing that " tubular visual field " to overcome and eliminate whole district's periphery defocus spectacle lens is brought is complied with
Property is low, easily causes the technological deficiencies such as dizziness.Central optical zone (2) symmetry is arranged in the vertical radial line (VM) along optical centre
Region on (270 ° of -90 ° of axis) is provided with upside fan section (8), middle section and downside fan section (9) region.It fans upside
Shape area (8) is upward subtended angle, is located at minute surface peripheral part clockwise to 195 °~345 ° of axle position, 60 °~150 ° of circumferential orientation angle
Region, two circular arcs of middle section be recessed to optical centre to inner arc (6) (such as Fig. 7) or outwardly protrude outside
Arc (7) (such as Fig. 8), downside fan section (9) be downward subtended angle, be located at minute surface peripheral part clockwise to 30 °~150 ° of axle position,
20 °~120 ° of circumferential orientation angle region.Vertical radial line (VM) length in central optical zone (2) is 70mm~76mm, the vertical radial line
(VM) length is really the diameter of spectacle lens (1).Middle section along optical centre horizontal radial line (HM) length be 10mm~
40mm, horizontal radial line (HM) length have primary importance in design spectacle lens (1), and length is central optical zone (2)
Away from optical center distance, horizontal radial line (HM) is too short for axis field range and temporo side functional areas (4) and nasal side functional areas (3),
So that the field range of central vision is too small；Horizontal radial line (HM) is long, keeps functional areas range too small, influences functional areas effect.
Central optical zone (2) are continuous uninterruptedly through upside fan section (8), middle section and downside fan section (9) minute surface visual field.In
Centre optics area (2) is prepared as the identical plano lens of refractive diopter (10) or concace mirror lens (11), in case making spectacles to order and dress
Timing selects.Central optical zone (2) is prepared as plano lens (10), it is therefore an objective to be regarded for emmetropia or low myopia small hole child close
When wear, or as additional glasses frame spectacle lens customize.
Nasal side functional areas (3), temporo side functional areas (4) are set, it is therefore an objective to correct corresponding temporo side view nethike embrane (TR) and nose respectively
Side view nethike embrane (NR) peripheral hyperopia defocus.Nasal side functional areas (3), temporo side functional areas (4) symmetry are arranged along optical centre
Horizontal radial line (HM) on, that is, be located at region on 180 °~360 ° axle positions, the nose of centrally located optics area (2) middle section
Side and temporo side mirror piece peripheral part.Nasal side functional areas (3) be arranged in minute surface peripheral part clockwise to 300 ° of axle position~
60 °, 80 °~120 ° of circumferential orientation angle region, temporo side functional areas (4) are arranged in minute surface peripheral part clockwise to axle position
120 °~240 °, 80 °~120 ° of circumferential orientation angle region.In order to ensure functional areas can have enough corrected zones and enough correction
The number of degrees, in design, nasal side functional areas (3) and temporo side functional areas (4) must assure that following three index：One is：At least away from
It is risen at optical centre 15mm~20mm；The other is：At least occupy circumferential orientation angle >=90 ° region；There are one be：At least make
The plano lens (10) or concavees lens of the standby difference relative to central optical zone (2) refractive diopter presentation+1.009S~+3.00DS
Piece (11) or convex lens sheet (12), the preferably difference of refractive diopter are+1.50DS~+2.00DS.Only functional areas reach enough
Area and enough refractive diopters, can just play functional areas curative effect.Functional areas area and there is close pass away from distance between optical centre
System, away from optical centre 15mm~20mm distances, also is understood as optical zone semidiameters, radius referred herein refers to central optical zone
(2) middle section, because central optical zone (2) are vertical radial directions.Functional areas setting is key technology of the present invention, functional areas mistake
Greatly, can not effective viewing field of optics area area be influenced, the technological deficiency that has tunnel vision of whole district's periphery defocus spectacle lens, functional areas are overcome
It is too small, be equally also not achieved functional areas therapeutic effect, another important setting, be by functional areas be symmetrical arranged horizontal radial line (HM) it
Upper region, i.e., centered on horizontal radial line (HM), symmetrical distribution up and down.
Nasal side functional areas (3) and temporo side functional areas (4) are prepared on horizontal radial line (HM), pre-customized eye is also shortened
The Jing Quan height and glasses pupil of mirror are high.The eye that periphery defocus spectacle lens are worn mainly for children and teenager, this age level
Frame wants smaller compared to adult, spectacle-frame.Zeiss requires the high 24mm of pupil at permanently happy spectacle lens, according to the high calculation formula of pupil：Pupil is high
(PH)=(X-34)/2+22.It is 38mm that Zeiss, which is extrapolated, into the Jing Quan of permanently happy pre-customized spectacle-frame.The periphery defocus eye of the present invention
The pre-customized spectacle-frame of eyeglass can shorten mirror circle 2mm~4mm.
It is prepared as+0.25DS~+0.50DS between central optical zone (2) and nasal side functional areas (3) and temporo side functional areas (4)
Central optical zone (2) are fully mixed nasal side functional areas (3) and temporo by the transition region (5) of incremental change, transition region (5) width >=5mm
Within side functional areas (4).The incremental change of transition region (5) is incremented by the gradient, and the purpose for being designed with transition region (5) is to eliminate center
Eyeglass aberration of the optics area (2) between functional areas, eyeglass chattering and ensure that eyeglass is more beautiful.It also can be complete by functional areas
It is prepared into transition region (5) entirely, without losing functional areas effect.Transition region (5) another free-revving engine be by central optical zone (2) with
Distance between nasal side functional areas (3) or temporo side functional areas (4), is adjusted.Central optical zone (2) horizontal radial line (HM) is longer
, the separate optical centre that transition region (5) can be arranged is a little, and width suitably shortens.Central optical zone (2) horizontal radial line (HM)
Shorter, it can be by the closer from optical centre of transition region (5) setting, width is suitably widened, and comes by transition region (5) width
Distance between central optical zone (2) and nasal side functional areas (3) or temporo side functional areas (4) is adjusted, its functional areas is made to reach at least
Away from this purpose at optical centre 15mm~20mm.
This spectacle lens (1) preferably select be prepared into it is symmetrical applied, regardless of left and right sides, can arbitrarily be installed on left side or
Within the spectacle-frame of right side.This spectacle lens (1) can also be prepared into asymmetric, the center of right eye eyeglass (R) and left eyeglass lens (L)
Fan section (9) move 2 °~5 ° regions (18) (such as Fig. 3) into nasal side on the downside of optics area (2).Usually the downside of spectacle lens (1) is fanned
The circumferential orientation angle in shape area (9) is arranged between 25 °~30 °, so that it may regard the wild needs of myopia to meet, therefore be arranged symmetrical applied
Easily facilitate lens customisation and assembly.
This spectacle lens (1), will be to its central optical zone (2), nasal side functional areas (3) and temporo side functional areas in preparation process
(4) following more preferably design is carried out：
Central optical zone (2) middle section of this spectacle lens (1), horizontal radial line (HM) length along optical centre are
15mm~30mm, horizontal radial line (HM) length be envisioned that be intermediate portion diameter, it is straight that this region is equivalent to human eye
Depending in other words, central shaft range of vision, middle section horizontal radial line (HM) length 15mm~30mm can meet human eye life
Optical field of view is managed to need.Upside fan section (8) is located at minute surface peripheral part clockwise to 210 °~330 ° of axle position, circumferential orientation angle
90 °~120 ° regions, downside fan section (9) are located at minute surface peripheral part clockwise to 45 °~135 ° of axle position, circumferential orientation angle
30 °~90 ° regions.Fan section (9) circumferential orientation angle on the downside of upside fan section (8) circumferential orientation angle ＞, it is therefore an objective to ensure human eye
Eyeball has the upward angle of direction of large area, is allowed to be more in line with human eye physiological optics needs, especially human eye kinetic perimetry
Range needs.Horizontal radial line (HM) length of 5mm~8mm is set as 10mm~15mm below the optical centre, human eye from
Relatively small to field range when nearby watching mobile attentively at a distance, this region is also exactly optics area and functional areas phase area in succession
Domain, horizontal radial line (HV) setting in this region is shorter relative to central optical zone (2) other zone level radial lines (HV), make
Suitably shorten zone level radial line (HM) diameter as possible under the premise of meeting physiological optics and needing, the horizontal radial line (HV) is suitable
Work as shortening, can preferably solve the problems, such as that region is conflicting between optics area and functional areas.With along the level of optical centre
Line on the basis of radial line (HV), the downsides upside fan section (8) area ＞ fan section (9) area, upside fan section (8) arc length (20),
Fan section (9) arc length (20), chord length (21) on the downside of chord length (21) ＞, this setting purpose is to make the subtended angle phase in upside fan section (8)
To increasing, area enlarged relative, to adapt to human eye depending on remote, the upward and horizontal larger physiological optics visual field needs watched attentively.In
Centre optics area (2) optical centre is located on minute surface geometric center, or 5mm~8mm above minute surface geometric center.
The nasal side functional areas (3) of this spectacle lens (1) are arranged in minute surface peripheral part clockwise to 310 ° of axle position
~50 °, 90 °~100 ° of circumferential orientation angle region, temporo side functional areas (4) are arranged in minute surface peripheral part clockwise to axle position
130 °~230 °, 90 °~100 ° of circumferential orientation angle region.Nasal side functional areas (3) and temporo side functional areas (4) circumferential orientation angle, it is former
90 ° can not be less than on then, be 360 ° according to eyeglass whole circumference angle, according to 4 differentiating approach of symmetry axis, each region is 90 °, because
This, azimuth >=90 ° of functional areas could assurance function area rectification effect.It is pushed away according to retinal peripheral defocusing measurement angle
It calculates, nasal side functional areas (3) and temporo side functional areas (4) circumferential orientation angle, 90 ° can not be less than.Due to being symmetric design, nasal side work(
Can area (3) it is identical as the symmetrical shape of temporo side functional areas (4), corresponding circumferential orientation angle, arc length (20), chord length (21) also phase
Deng.Easy lens optical area and functional areas range can be measured and evaluate by circumferential orientation angle, to which convenient glasses customize
It identifies and judges with assembling process, easy can be measured using a compasses combined with ruler.The circumferential orientation angle of eyeglass：Upside fan section
(8) >=nasal side functional areas (3)=temporo side functional areas (4) fan section (9) on the downside of ＞；Temporo side functional areas (4)+nasal side functional areas (3)
>=upside fan section (8)+downside fan section (9).Central optical zone (2) area ＞ nasal sides functional areas (3) and temporo side functional areas (4)
Optics area area design is become under the premise of ensuring that area is corrected in functional areas enough and is more than functional areas face by the sum of two area's areas
5~6 times of product, still can guarantee functional areas curative effect.The nasal side functional areas (3) and temporo side functional areas (4) of this spectacle lens (1),
Symmetry is may be configured as vertically to oval (19) (such as Fig. 9).Nasal side functional areas (3), the temporo side functional areas of this spectacle lens (1)
(4) the peripheral refraction number of degrees that refractive diopter can also be measured according to corresponding temporo side view nethike embrane (TR) and nasal retina (NR)
It prepares.
The peripheral refraction number of degrees measure：Typically using windowing visual field infrared ray automatic optometry unit, such as Grandseiko
Wam-5500 types, measure respectively 0 ° of central retina, 20 ° of temporo side view nethike embrane and the horizontal radial line of nasal retina, 30 °, 40 ° 7
A point refractive diopter.According to the refractive diopter customization periphery defocus spectacle lens (1) actually measured, although eyeglass individuation,
Be periphery defocus spectacle lens (1) to be correction peripheral hyperopia defocus or be artificially formed peripheral myopic defocus, if it is enough or
Person's excess+0.50DS~+1.00DS corrections, is attained by functional areas curative effect.Periphery is customized according to the refractive diopter actually measured
Defocus spectacle lens (1), purpose, which also has, avoids low amounts from correcting.
For the ease of lens customisation and assembly, spectacle lens (1) print off permanent and provisional mark (such as Figure 12).Using sharp
Light prints central optical zone shaped position (25), the permanent concealed sign of the horizontal diameter line length (26) in central optical zone.Using
Surface printing goes out symmetrical with mirror+word (22), upper vision area (23), horizontal graticule (24), central optical zone shaped position (25), eyes
Type eyeglass (D) (27), right eye eyeglass (R) (28), left eyeglass lens (L) (29) provisional profiling mark, in case making spectacles to order and dress
Timing identifies.
This spectacle lens (1) can also design specific type eyeglass, but still within design concept of the present invention.By eye
Eyeglass (1) is provided with central optical zone (2), nasal side functional areas (3) and temporo side functional areas (4), double without the two-region for having transition region (5)
Light periphery defocus eyeglass, each zone position, shape, size and diopter are constant, such as：By nasal side functional areas (3) and temporo side function
Area (4) is set to symmetry vertically to the two-region peripheries the Shuan Guang defocus eyeglass (such as Fig. 9) of ellipse.This designs main purpose
Simplify transition region (5) preparation process, reduce the cost, wish is but the optics area visual field to meet extremely low consumer groups' needs
There is no cut down for area and functional areas curative effect.This spectacle lens (1), which can also prepare, becomes the part peripheries Dan Qu defocus eyeglass, mirror
Central optical zone (2), optionally at least one area of nasal side functional areas (3) and temporo side functional areas (4) any of which, gradually is provided in face visual field
Become area (5) and the minute surface field of view in one area of nasal side functional areas (3) or temporo side functional areas (4) any of which is used into central optical
Area (2) field of view substitutes, and the nasal side functional areas (3) or temporo side functional areas (4) circumferential orientation angle of setting are 90 °~180 °.
What induction children's eyeball increased is the retina of horizontal radial line, wherein main is temporo side view nethike embrane peripheral hyperopia defocus, it will
Functional areas setting can correct corresponding temporo side view nethike embrane peripheral hyperopia defocus in nasal side functional areas (3), but from function
Area's curative effect, eyeglass symmetrical balance etc. are evaluated, and prepared by this spectacle lens (1) more optimal as two-region periphery defocus glasses
Selection.
What is finally illustrated is：Spectacle lens (1) nasal side functional areas (3) are arranged in minute surface visual field nasal side, further include the nose of nasal side
Within upside and nose underside area, temporo side functional areas (4) setting further includes on the upside of the temporo of temporo side and under temporo in minute surface visual field temporo side
Within side region.The largest circumference azimuth in upside fan section (8) can be prepared as 150 °, the smallest circumference of downside fan section (9)
Azimuth can be prepared as 20 °, and the smallest circumference azimuth of nasal side functional areas (3) or temporo side functional areas (4) cannot be less than 90 °.
On the basis of without prejudice to present inventive concept, the central optical zone (2) of setting, nasal side functional areas (3) and temporo side functional areas (4) can be with
It is curved shape design, can also be straight design, as rectangle, irregular shape design.
The present invention by the simple adjustment in eyeglass visual field optics area and functional areas range, size, does not pass through not instead of simply
Long-term many experiments design, to its subregion ratio, each area's shape, horizontal diameter line length, vertical diameter line length, axle position, azimuth
Etc. parameters just reach optics area and functional areas in conjunction with clinical testing data as a result, by designing adjustment repeatedly and take into account and uniformly set
Meter, unique design, scientific design are not the general choices of technology of technical field, for those skilled in the art's right and wrong
Obviously.
The present invention overcomes the existing whole district, the having tunnel vision of three area periphery defocus spectacle lenses, generates antimetropia, treats
There are the technological deficiencies such as dizziness after imitating bad, wearing.Using local, the selective mechanism latest theories of retinal peripheral defocusing,
Targetedly, selective design function area makes central optical zone visual field area increase by 5~6 times, while in turn ensuring functional areas foot
Enough corrected zones, have that the visual field is broad, wears that comfortable, compliance is high, without the skills such as antimetropia occurs, curative for effect, effect is good
Art advantage.This two-region wide visual field myopic peripheral defocus spectacle lens, from lens optical visual field and functional areas curative effect, the better than whole district
Or three area periphery defocus spectacle lens, there is domestic and international application foreground and social utility's property, human society and eye health are generated
Greatly contribution.Defocus correcting technology in periphery of the present invention generates unexpected technique effect, have substantive distinguishing features outstanding and
The progress of conspicuousness.
It is to lens design design parameter, clinical application type of lenses, the verification of lens optical area area, clinical efficacy below
Observation and clinical efficacy contrast test, are described in further detail：
One, ophthalmic lens design：Spectacle lens are prepared into diameter 70mm, the center portion of central optical zone, along optical centre
Horizontal radial line is prepared into length 10mm~40mm, and upside fan section is prepared into 115 ° of circumferential orientation angle, and downside fan section is prepared into
45 ° of circumferential orientation angle, central optical zone are prepared as 0.00DS plano lens to -8.00DS concace mirror lens, lens refractive power variation
It is -0.25DS to pass measurement, and can prepare compound cylindrical lens, in case astigmatism patient customizes.Gradual change sector width be prepared into 5mm~
15mm prepares transition region since the outer rim of central optical zone, and the refractive diopter incremental change of transition region is+0.25DS.Nasal side work(
Energy area and temporo side functional areas are respectively prepared into circumferential orientation since away from optical centre center 20mm until lens edge 70mm
100 ° of angle, refractive diopter is relative to plano lens of the difference of central optical zone refractive diopter presentation+2.00DS, concace mirror lens, convex
Lens.
Two, clinical type of lenses：1, close with popular：Central optical zone is prepared as plano lens, nasal side functional areas and temporo
Side functional areas are prepared as the spectacle lens of+1.50DS convex lens sheets, are installed within single layer spectacle-frame, for emmetropia, slight close
Depending on small hole child depending on it is close when wear.2, closely popular with radiation protection：Radiation proof spectacle lens nearly are prepared into popular style, for seeing electricity
It is worn when the electronic curtains such as brain and mobile phone.3, additional glasses type：Central optical zone is prepared as plano lens, nasal side functional areas and temporo
Side functional areas are prepared as the spectacle lens of+1.50DS convex lens sheets, are installed within the additional glasses frame of Two-layer spectacle, Two-layer spectacle
Frame primary frame installs monochromatic light concace mirror lens, depending on it is close when additional glasses frame is installed on primary frame.4, universal：Central optical
Area is prepared as -1.00DS~-8.00DS concace mirror lens, and nasal side functional areas and temporo side functional areas are prepared as relative to central optical zone
The spectacle lens of the difference of refractive diopter presentation+1.50DS, are installed within single layer spectacle-frame, regard remote for myope and regard close
When wear.5, eyeglass type is overlayed：Central optical zone is prepared as plano lens, and nasal side functional areas and temporo side functional areas are prepared as+
1.50DS convex lens sheets overlay spectacle lens, are pasted on frame-generic spectacle lens.
Three, lens optical area area measurement compares：1, two-region periphery defocus spectacle lens of the invention：Optic diameter
70mm, central optical zone middle section is along the horizontal diameter line length 20mm of optical centre, the circle in upside fan section and downside fan section
The sum of all azimuths are 180 °, the sum of nasal side functional areas and temporo side functional areas circumferential orientation angle are 180 °.2, whole district periphery defocus
Spectacle lens (Zeiss is at permanently happy eyeglass), optic diameter 70mm, central optical zone diameter 20mm, 360 ° of functional areas.3, computational methods：
Area of a circle calculation formula：S=π r2.Optics area areal calculation result：The two-region periphery defocus spectacle lens of the present invention：Central optical
Area's area=+ two 90 ° of fan section areas of central optical middle section 20mm diameters area；Whole district's periphery defocus spectacle lens optics
Area's area=central optical zone 20mm diameter areas.4, optics area area compares：Respectively the gross area is two types eyeglass
3847mm2, wherein：The central optical zone gross area of the two-region periphery defocus spectacle lens of the present invention is 2080mm2, whole district periphery from
The central optical zone gross area of focus glasses is 314mm2, two-region periphery defocus spectacle lens central optical zone area of the invention is big
In 6.625 times of whole district's periphery defocus spectacle lens optics area area.
Four, clinical observation on the therapeutic effect：Clinical verification two-region periphery defocus spectacle lens have control development impact to children myopia.
Five, clinical efficacy contrast test：In order to verify two-region periphery defocus spectacle lenses and whole district's periphery defocus frame
Spectacle lens, three area periphery defocus spectacle lenses for antimetropia influence, the present inventor carry out Experimental Comparison, observing with
It visits in carrying out, is submitted together in examination as to substances.
It should finally illustrate：There may be other change and modification to the lens shape of this specification description, size, also exist
Within the scope of the present invention.
Claims (7)
1. a kind of wide visual field myopic peripheral defocus spectacle lens are frame diopter glasses piece, are technically characterized in that：The glasses
Piece (1) is the local two-region periphery defocus mirror for correcting temporo side view nethike embrane (TR) and nasal retina (NR) peripheral hyperopia defocus
Central optical zone (2), nasal side functional areas (3), temporo side functional areas (4) and transition region (5) are provided in piece, minute surface visual field；
Central optical zone (2) is the visual optics visual field for correcting central retina (CR) Myopia defocus, and symmetry is arranged on edge
Region on the vertical radial line (VM) (270 ° of -90 ° of axis) of optical centre, be provided with upside fan section (8), middle section and
Downside fan section (9), upside fan section (8) be upward subtended angle, be located at minute surface peripheral part clockwise to 195 °~345 ° of axle position,
60 °~150 ° of circumferential orientation angle region, two circular arcs of middle section be recessed to optical centre to inner arc (6) or to
Outer protrusion to outer arcuate (7), downside fan section (9) are downward subtended angle, be located at minute surface peripheral part clockwise to 30 ° of axle position~
150 °, 20 °~120 ° of circumferential orientation angle region, central optical zone (2) vertical radial line (VM) length is 70mm~76mm, middle part
It is 10mm~40mm to divide horizontal radial line (HM) length along optical centre, and central optical zone (2) are continuous uninterruptedly through upside fan
Shape area (8), middle section and downside fan section (9) minute surface visual field, be prepared as the identical plano lens of refractive diopter (10) or
Concace mirror lens (11)；Described central optical zone (2) middle section, along optical centre horizontal radial line (HM) length be 15mm~
30mm, upside fan section (8) are located at minute surface peripheral part clockwise to 210 °~330 ° of axle position, 90 °~120 ° of circumferential orientation angle
Region, downside fan section (9) are located at minute surface peripheral part clockwise to 45 °~135 ° of axle position, 30 °~90 ° of circumferential orientation angle area
Domain, the downsides upside fan section (8) circumferential orientation angle ＞ fan section (9) circumferential orientation angle, is located at 5mm~8mm below optical centre
Horizontal radial line (HM) length be 10mm~15mm, the line on the basis of along the horizontal radial line (HM) of optical centre, upside fan section
(8) fan section (9) area on the downside of area ＞, the arc length (20) in the downside fan sections arc length (20) ＞ (9) of upside fan section (8),
The chord length (21) of fan section (9), central optical zone (2) optical centre are located at mirror on the downside of chord length (21) ＞ in upside fan section (8)
On the geometric center of face, or 5mm~8mm above minute surface geometric center；
Corresponding temporo side view nethike embrane (TR) and the periphery nasal retina (NR) are corrected in nasal side functional areas (3), temporo side functional areas (4) respectively
Long sight defocus, nasal side functional areas (3), temporo side functional areas (4) symmetry are arranged in the horizontal radial line (HM) along optical centre
Region, the nasal side of central optical zone (2) middle section and temporo side mirror piece peripheral part, nasal side work(on (180 °~360 ° axle positions)
Energy area (3) is arranged in minute surface peripheral part clockwise to 300 °~60 ° of axle position, 80 °~120 ° of circumferential orientation angle region, temporo
Side functional areas (4) are arranged in minute surface peripheral part clockwise to 120 °~240 ° of axle position, 80 °~120 ° of circumferential orientation angle area
Domain, nasal side functional areas (3) and temporo side functional areas (4) at least occupy circumferential orientation at least away from being risen at optical centre 15mm~20mm
Angle >=90 ° region at least prepares the zero diopter of the difference relative to central optical zone (2) refractive diopter presentation+1.00DS~+3.00DS
Eyeglass (10) either concace mirror lens (11) or convex lens sheet (12)；
It is incremental it to be prepared as+0.25DS~+0.50DS between central optical zone (2) and nasal side functional areas (3) and temporo side functional areas (4)
Central optical zone (2) are fully mixed nasal side functional areas (3) and temporo side work(by the transition region (5) of amount, transition region (5) width >=5mm
Within energy area (4)；
The spectacle lens (1) of above-mentioned preparation are symmetrical applied, regardless of left and right sides, can arbitrarily be installed on left side or right side glasses
Within frame.
2. spectacle lens as described in claim 1, are technically characterized in that：Spectacle lens (1) the nasal side functional areas (3) are located at
For minute surface peripheral part clockwise to 310 °~50 ° of axle position, 90 °~100 ° of circumferential orientation angle region, temporo side functional areas (4) are located at mirror
Face peripheral part is clockwise to 130 °~230 ° of axle position, 90 °~100 ° of circumferential orientation angle region, nasal side functional areas (3) and temporo side
The symmetrical shape of functional areas (4) is identical, equal, the described circumferential orientation angle of circumferential orientation angle, arc length (20), chord length (21), on
On the downside of side fan section (8) >=nasal side functional areas (3)=temporo side functional areas (4) ＞ fan section (9)；Temporo side functional areas (4)+nasal side work(
It can area (3) >=upside fan section (8)+downside fan section (9), central optical zone (2) area ＞ nasal sides functional areas (3) and temporo side work(
The sum of (4) two area's area of energy area, the nasal side functional areas (3) and temporo side functional areas (4) are set as symmetry vertically to ellipse
Shape (19), the nasal side functional areas (3), temporo side functional areas (4) refractive diopter according to corresponding temporo side view nethike embrane (TR) and
Nasal retina (NR) peripheral refractive power numeral system is standby.
3. spectacle lens as described in claim 1, are technically characterized in that：The frame diopter glasses piece (1) is hard light
Learn frame eyeglass, spectacle lens (1) outer minute surface (14) and interior minute surface (15) are prepared as aspherical, and interior minute surface (15) is using numerical control eyeglass
Shaping lathe carries out milling, grinding, polishing, surface topography measurement and align hone process and is prepared, the optics of single-point milling
Point bit density is accurate to 0.1 μm, the form accuracy of freeform optics surface is μm, surface accuracy nm, luminosity are accurately 0.01DS；
The rigid optical frame eyeglass is synthesis eyeglass or lens surface containing blue-light absorbers, purple light absorbent
It is coated with the plated film lens of the anti-purple light radiation film layer of anti-blue light；
The rigid optical frame eyeglass minute surface application laser printing goes out central optical zone shaped position (25), central optical zone
The permanent concealed sign of horizontal diameter line length (26), application surface are printed out with mirror+word (22), upper vision area (23), horizontal graticule
(24), central optical zone shaped position (25), eyes symmetric form eyeglass (D) (27), right eye eyeglass (R) (28), left eyeglass lens (L)
(29) provisional profiling mark identifies when in case making spectacles to order is with assembly；
The rigid optical frame eyeglass is asymmetric spectacle lens (1), the central optical of right eye eyeglass (R) and left eyeglass lens (L)
Fan section (9) move 2 °~5 ° regions (18) into nasal side on the downside of school district (2).
4. spectacle lens as described in claim 1, are technically characterized in that：The frame diopter glasses piece (1) is soft to overlay
Property ametropia lens, select soft perspex polymer material, using centre spinning, cutting and grinding method or are molded directly into
Type method prepares the film-form flexibility ametropia lens of thickness 0.5mm~2.0mm, minute surface adhesive surface prepare flexible epoxide-resin glue or
Person is handled through Electrostatic Absorption；The spectacle lens (1) are provided with central optical zone (2), nasal side functional areas (3) and temporo side functional areas
(4), without the two-region Bifocal lenses for having transition region (5), each zone position, shape, size and diopter are constant；
The spectacle lens (1) are the part peripheries Dan Qu defocus eyeglass, minute surface visual field be provided central optical zone (2), it is optional extremely
Few one area of nasal side functional areas (3) and temporo side functional areas (4) any of which, transition region (5), by nasal side functional areas (3) or temporo side
The minute surface field of view in one area of functional areas (4) any of which is substituted, the nasal side work(of setting with central optical zone (2) field of view
Energy area (3) or temporo side functional areas (4) circumferential orientation angle is 90 °~180 °.
5. spectacle lens as described in claim 1, are technically characterized in that：Spectacle lens (1) nasal side functional areas (3) setting
On the upside of minute surface visual field nasal side, nose and within nose underside area, temporo side functional areas (4) are arranged on the upside of minute surface visual field temporo side, temporo
Within temporo underside area.
6. spectacle lens as described in claim 3, are technically characterized in that：The rigid optical frame eyeglass is installed on single layer
Or within double-layer frame spectacle-frame, central optical zone (2) are prepared as plano lens (10), nasal side functional areas (3) and temporo side work(
Energy area (4) is prepared as the spectacle lens (1) of+1.00DS~+3.00DS convex lens sheets (12), is installed within single layer spectacle-frame, uses
In one side of parent be the emmetropia of myopia, low myopia small hole child depending on it is close when wear；
Alternatively, the central optical zone (2) is prepared as plano lens (10), nasal side functional areas (3 and temporo side functional areas (4) system
It is standby to be installed within the additional glasses frame of Two-layer spectacle for the spectacle lens (1) of+1.00DS~+3.00DS convex lens sheets (12), it uses
In myope depending on it is close when wear, usually only wear installation monochromatic light concace mirror lens Two-layer spectacle frame primary frame；
Alternatively, the central optical zone (2) is prepared as -1.00DS~-8.00DS concace mirror lens (11), nasal side functional areas
(3) and temporo side functional areas (4) are prepared as the difference relative to central optical zone (2) refractive diopter presentation+1.00DS~+3.00DS
Plano lens (10) either spectacle lens (1) of convex lens sheet (12) or concace mirror lens (11), are installed within single layer spectacle-frame,
For myope depending on it is remote and depending on it is close when wear.
7. spectacle lens as described in claim 4, are technically characterized in that：The flexible ametropia lens that overlay are pasted on hard
Optical frame lens surface, central optical zone (2) are prepared as plano lens (10), nasal side functional areas (3) and temporo side functional areas (4)
Be prepared as+1.00DS~+3.00DS convex lens sheets (12) overlays flexible ametropia lens, is pasted on rigid optical frame eyeglass table
Face.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410028518.6A CN103777368B (en) | 2014-01-16 | 2014-01-16 | A kind of wide visual field myopic peripheral defocus spectacle lens |
| PCT/CN2014/001157 WO2015106375A1 (en) | 2014-01-16 | 2014-12-22 | Short-sighted peripheral defocus spectacle lens with wide view field |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410028518.6A CN103777368B (en) | 2014-01-16 | 2014-01-16 | A kind of wide visual field myopic peripheral defocus spectacle lens |
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| Publication Number | Publication Date |
|---|---|
| CN103777368A CN103777368A (en) | 2014-05-07 |
| CN103777368B true CN103777368B (en) | 2018-09-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410028518.6A Active CN103777368B (en) | 2014-01-16 | 2014-01-16 | A kind of wide visual field myopic peripheral defocus spectacle lens |
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| Country | Link |
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| CN (1) | CN103777368B (en) |
| WO (1) | WO2015106375A1 (en) |
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| CN103777368B (en) * | 2014-01-16 | 2018-09-14 | 段亚东 | A kind of wide visual field myopic peripheral defocus spectacle lens |
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2014
- 2014-01-16 CN CN201410028518.6A patent/CN103777368B/en active Active
- 2014-12-22 WO PCT/CN2014/001157 patent/WO2015106375A1/en active Application Filing
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| Publication number | Publication date |
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| WO2015106375A1 (en) | 2015-07-23 |
| CN103777368A (en) | 2014-05-07 |
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Application publication date: 20140507 Assignee: Shanghai Sanlian (Group) Co.,Ltd. Assignor: Shanghai Sanhe optical technology center Contract record no.: X2020220000009 Denomination of invention: Short-sighted periphery defocus spectacle lens with wide view field Granted publication date: 20180914 License type: Common License Record date: 20200720 |