CN205809452U - Four-quadrant district periphery out of focus spectacle lenses - Google Patents

Abstract

Four-quadrant district periphery out of focus spectacle lenses belongs to rectifys control glasses.The unilateral shape of this utility model frame eyeglasses includes 1 central optical zone and 4 quadrant districts, 4 quadrant district preparations are the most value added relative to central optical zone, the quadrant district of 4 different refractive diopters of preparation, each quadrant district prepares 2, 3 or 4 quadrature axis districts, 0.00D to 6.00D is prepared in central optical zone, the upside the most value added preparation in quadrant district+0.05D to+1.00D, the downside the most value added preparation in quadrant district+0.07D to+2.00D, the most value added preparation in Nie Ce quadrant district+0.09D to+3.00D, the most value added preparation in nasal quadrants district+0.11D to+3.50D, prepare panoramic limit district aspherical eyeglass lens, Nie Ce nasal quadrants district out of focus lens or control lag out of focus lens.

Description

Four-quadrant district periphery out of focus spectacle lenses

Technical field

This utility model relates to spectacle lenses technical field, it is provided that one is corrected retinal periphery hypermetropia out of focus, rectified Face nearly control lag, the four-quadrant district periphery out of focus spectacle lenses of aspheric design, wear for myopia, especially use In prevention and control juvenile myopia.

Background technology

Medical science common recognition now: juvenile myopia main pathogenesis is retinal periphery hypermetropia out of focus and control lag Caused, periphery out of focus lens is that myopia core rectifys control apparatus.First the periphery out of focus lens in the whole world by karr Zeiss in In August, 2010 is released, and trade name Zeiss becomes permanently happy lens.Zeiss becomes permanently happy lens inventor Smith EL, at these glasses After sheet listing, the 1155 example children myopia retinal periphery dioptometries of p-2.27 ± 0.81D, 40 °, temporo side meansigma methods is + 2.47D, 40 ° of meansigma methodss of nasal side are+1.64D, it is indicated that originally the functional areas design correcting retinal periphery hypermetropia out of focus existed Lens periphery 360 °, corrects by+2.00D equivalent, cause temporo side undercorrection (few+0.47D), nasal side correct excessively (many+ Peripheral hyperopia anisometropia (hyperopic anisometropia) 0.36D) occurs (to see: Optom Vis Sci 2013:90:1176-1186；Invest Ophthalmol Vis Sci, 2010:51:3864-3873；Invest Ophthalmol Vis Sci.2009, Nov:50:5057-5069).

Myopia eyeball is in anon-normal spheroidal, and 4 quadrant retinal periphery are in 4 different refractive diopters, upside Present Myopia out of focus, nasal side and temporo side retinal periphery with downside retinal periphery and present hypermetropia out of focus, same quadrant district Not coaxial position also presents different refractive diopter, and existing periphery out of focus spectacle lenses can not be by each axle position dioptric of each quadrant district Correct the most completely, so, the design of existing periphery out of focus spectacle lenses yet suffers from design defect.Myopic peripheral out of focus frame The design of putlog hole eyeglass is still and fails one of technical barrier of succeeding all the time.

Utility model content

This utility model purpose: provide one to have rectification retinal periphery hypermetropia out of focus, correct regarding nearly control lag, The four-quadrant district periphery out of focus spectacle lenses of aspheric design, its 4 quadrant district design more conform to myopia retina each Quadrant district, the correction of refractive errors of each axle position.

This utility model purpose is to be achieved by following technical proposals:

Four-quadrant district periphery the most this spectacle lenses of out of focus spectacle lenses.This frame eyeglasses unilateral shape bag Include 1 central optical zone being positioned at center of lens region and 4 lay respectively on the upside of eyeglass, downside, temporo side and nasal side periphery The quadrant district in region, the preparation of 4 quadrant districts is the most value added relative to central optical zone, 4 different refractive diopters of preparation as Limiting district, 2,3 or 4 quadrature axis districts are prepared by each quadrant district, and wherein, 0.00D to-6.00D is prepared in central optical zone, on The most value added preparation in quadrant district+0.05D in side is to+1.00D, the downside the most value added preparation in quadrant district+0.07D to+2.00D, temporo side quadrant The most value added preparation in district+0.09D to+3.00D, the most value added preparation in nasal quadrants district+0.11D extremely+3.50D.Prepared by this lens Panoramic limit district aspherical eyeglass lens, Nie Ce nasal quadrants district out of focus lens or control lag out of focus lens three types.4 The most value added ratio in individual quadrant district: quadrant district ＞ central optical on the upside of quadrant district ＞ on the downside of nasal quadrants district ＞ Nie Ce quadrant district ＞ District.

The central optical zone of this spectacle lenses is positioned at lens center, prepares circular or ellipse, diameter Or long axis width 8mm to 18mm, short axle is shorter than major axis 1mm to 4mm, or prepared by central optical zone zhou duicheng tuxing.

The preparation of described quadrant district, upside and quadrant district, downside along the vertical radial line of optical center, Nie Ce quadrant district and Nasal quadrants district prepares along the horizontal radial line of optical center.4 quadrant district azimuth ratios: Nie Ce quadrant district and nasal side as Limit azimuth, district ＞ or=90 °, quadrant district, upside azimuth ＞ or=azimuth, quadrant district, downside, orientation, quadrant district, downside Angle ＜ or=90 °.

Described quadrant district is the most value added, also refers to that the negative depreciation relative to central optical zone refractive diopter, 4 quadrant districts just add Value amount or bear depreciation amount, according to central optical zone diopter numerical value 2% to 12% as calculating.Described Nie Ce quadrant district Amount the most value added with nasal quadrants district, prepares according to corresponding nasal side and 30 ° to 40 °, temporo side retinal periphery dioptric detected value. At this spectacle lenses each quadrant offset optical center 20mm, at least prepare the 50% of the most value added amount.

Between central optical zone and the quadrature axis district of this spectacle lenses, between Liang Ge adjacent quadrants district, quadrature axis district And between quadrature axis district, prepare 1mm to 5mm refractive diopter narrow transitional zone, side refractive diopter is moved to opposite side region Within, both sides refractive diopter melts into consistent.

The quadrature axis district of 2,3 or 4 is prepared in the quadrant district of this spectacle lenses, each quadrature axis district from interior to Outer being incremented by quadrature axis district progressively by the most value added for quadrant district refractive diopter, its face shape is as follows:

2 quadrature axis district lenses: it is 4mm to 9mm that radius is prepared in central optical zone, first from the inside to the outside as Xian Zhou district radius is 9mm to 14mm, the most value added amount 50% to 70%, second quadrature axis district radius be 14mm extremely 26mm, the most value added amount 70% to 100%.

3 quadrature axis district lenses: it is 4mm to 9mm that radius is prepared in central optical zone, first from the inside to the outside as Xian Zhou district radius is 9mm to 14mm, the most value added amount 50% to 70%, second quadrature axis district radius be 14mm extremely 20mm, the most value added amount 70% to 80%, the 3rd quadrature axis district radius is 20mm to 26mm, the most value added amount 80% to 100%.

4 quadrature axis district lenses: it is 4mm to 9mm that radius is prepared in central optical zone, first from the inside to the outside as Xian Zhou district radius is 9mm to 14mm, the most value added amount 50% to 60%, second quadrature axis district radius be 14mm extremely 19mm, the most value added amount 60% to 70%, the 3rd quadrature axis district radius is 19mm to 24mm, the most value added amount 70% to 90%, the 4th quadrature axis district radius is 24mm to 30mm, the most value added amount 90% to 100%.

When radius is prepared less than 9mm in described central optical zone, by central optical zone and first quadrature axis district radius Between 9mm, prepare refractive diopter narrow transitional zone, or by first quadrature axis district radius to moving forward to central optical zone radius Place, remaining quadrature axis district shifts forward successively.

The quadrant district of 4 different refractive diopters is prepared in 4 quadrant districts of this spectacle lenses, its face shape such as lower class Type:

Panoramic limit district aspherical eyeglass lens (I type): 4 the most value added preparations in quadrant district are less than+1.00D, central optical zone system Standby 0.00D extremely-6.00D, the upside the most value added preparation in quadrant district+0.05D extremely+0.60D, the downside the most value added preparation in quadrant district+0.07D To+0.70D, the Nie Ce the most value added preparation in quadrant district+0.09D to+0.90D, the most value added preparation in nasal quadrants district+0.11D to+ 1.00D, 4 the most value added ratios in quadrant district: under nasal quadrants district ＞ Nie Ce quadrant district+0.05D to+0.30D, Nie Ce quadrant district ＞ Quadrant district, side+0.05D to+0.20D, quadrant district+0.05D to+0.20D on the upside of quadrant district, downside ＞.

Nie Ce nasal quadrants district out of focus lens (II type): the most value added preparation in Nie Ce quadrant district and nasal quadrants district more than+ 1.00D, 0.00D is prepared to-6.00D, the upside the most value added preparation in quadrant district+0.05D to+0.60D, downside quadrant in central optical zone The most value added preparation in district+0.07D to+0.70D, the Nie Ce the most value added preparation in quadrant district+1.00D to+2.50D, nasal quadrants district just adds Value preparation+1.25D to+3.00D.4 the most value added ratios in quadrant district: nasal quadrants district ＞ Nie Ce quadrant district+0.50D to+ On the downside of 1.50D, Nie Ce quadrant district ＞, quadrant district+0.50D is to+0.75D, on the upside of quadrant district, downside ＞ quadrant district+0.05D to+ 0.20D。

Control lag out of focus lens (type III): Nie Ce quadrant district and nasal quadrants district and quadrant district, downside are the most value added Preparation more than+1.00D, central optical zone prepare 0.00D to-6.00D, the upside the most value added preparation in quadrant district+0.05D to+ 0.60D, the downside the most value added preparation in quadrant district+1.00D extremely+1.50D, the Nie Ce the most value added preparation in quadrant district+1.00D to+2.50D, The most value added preparation in nasal quadrants district+1.25D to+3.00D.Each the most value added ratio in quadrant district: nasal quadrants district ＞ temporo side quadrant District+0.50D to quadrant district+0.10D on the downside of+1.50D, Nie Ce quadrant district ＞ to+1.00D, quadrant district on the upside of quadrant district, downside ＞+ 0.10D to+1.00D.Or by quadrant district, upside, the most value added preparation in Nie Ce quadrant district and nasal quadrants district less than+1.00D, under The most value added preparation in quadrant district, side is more than+1.00D.

The central optical zone of this spectacle lenses and quadrant district, upside, quadrant district, downside, Nie Ce quadrant district, nasal quadrants 4 different refractive diopter gradual change quadrant areas are prepared in district.

4 quadrant districts of this spectacle lenses, prepare 4 refractive diopter gradual change quadrant areas, wherein, upside quadrant Different refractive diopter is prepared in district, quadrant district, downside, Nie Ce quadrant district and nasal quadrants district.

This utility model beneficial effect compared with prior art:

1, there is retinal periphery hypermetropia out of focus and control lag in juvenile myopia, the retina of myopia eyeball each Quadrant district, the refractive diopter of each axle position present unsymmetry, existing periphery out of focus spectacle lenses exist with retina each Quadrant district, the refractive diopter of each axle position do not mate, and still produce the irregular (hyperopic of peripheral refraction Or can not precisely correct retinal periphery hypermetropia out of focus and control lag anisometropia),.

2, this periphery out of focus spectacle lenses of the present utility model, is prepared as central optical by unilateral for frame eyeglasses shape District, quadrant district, upside, quadrant district, downside, Nie Ce quadrant district and region, 5, nasal quadrants district, it is the most value added that difference is prepared in quadrant district, Have and match with each quadrant refractive diopter of retinal periphery, it is also contemplated that regard nearly control lag, the optimization of eyeglass aspheric surface, more Add the peripheral refraction parameter meeting myopia eyeball.

3, this utility model provide this periphery out of focus spectacle lenses, each quadrant district is prepared as 2,3 or 4 quadrature axis districts of person, within the most value added amount uniform increments quadrature axis district again of each quadrant district, more conform to the difference of eyeball The different refractive diopters distribution of axle position, is more nearly eye retinal periphery dioptric distribution, based on eyeball physiology and The individuation optics customization of eyeball optics.

Accompanying drawing explanation

Fig. 1 is central optical zone and the subregion schematic diagram in 4 quadrant districts of this spectacle lenses；

The schematic diagram in 2 quadrature axis districts is prepared in Tu2Shi quadrant district；

The schematic diagram that 2 quadrature axis districts are prepared in Tu3Shi quadrant district, central optical zone is zhou duicheng tuxing and transition region；

The schematic diagram in 3 quadrature axis districts is prepared in Tu4Shi quadrant district；

The schematic diagram in 4 quadrature axis districts is prepared in Tu5Shi quadrant district.

In figure: CZ: central optical zone (center Zone)；SZ: quadrant district, upside (Superior Zone)；IZ: downside Quadrant district (Inferior Zone)；TZ: Nie Ce quadrant district (Temporal Zone)；NZ: nasal quadrants district (Nasal Zone)； MZ: transition region (Mixing zone).

Detailed description of the invention

This four-quadrant district periphery the most this spectacle lenses of out of focus spectacle lenses.This spectacle lenses is adopted With glass or resin glasses sheet material, preferred resin lens material, modern lens process technology is used to be prepared from, its It is mainly technically characterized ny the unilateral shape of frame eyeglasses and the difference of preparation face shape parameter.

Below in conjunction with the accompanying drawings spectacle lenses of the present utility model is described in further detail:

Four-quadrant district periphery the most this spectacle lenses of out of focus spectacle lenses.This frame eyeglasses unilateral shape bag Include 1 central optical zone being positioned at center of lens region and 4 lay respectively on the upside of eyeglass, downside, temporo side and nasal side periphery The quadrant district in region.Below in conjunction with the accompanying drawings the face shape of this spectacle lenses is described in detail:

Fig. 1 is central optical zone CZ and the block plan in 4 quadrant districts of this spectacle lenses.Central optical zone CZ is to use In correcting retinal centre Myopia out of focus, 4 quadrant districts are upside quadrant district SZ, quadrant district, downside IZ, temporo side quadrant respectively District TZ and nasal quadrants district NZ, 4 quadrant districts correspond respectively to lower perimeter retina, upper perimeter retina, nasal side periphery Retina and temporo side periphery retina.This spectacle lenses is mainly technically characterized ny and eyeglass face shape is designed to 1 central optical School district and 4 peripheral quadrant districts, central optical zone design lens central authorities, correction of myopia retinal centre Myopia from Jiao, quadrant district around central optical zone, redesign into respectively quadrant district, upside, quadrant district, downside, Nie Ce quadrant district and nasal side as Limit quadrant district of 4, district, it is therefore an objective in view of the unsymmetry of 4 quadrant refractive diopters of retinal periphery, be especially considering that temporo side Unsymmetry with the nasal retina peripheral refraction number of degrees.Myopia retina nasal side and temporo side hypermetropia out of focus asymmetric Property, the nearly+1.00D of both sides relative hypermetropia out of focus number of degrees difference.Zeiss becomes permanently happy lens application+2.00D equivalent to correct, and produces Side quadrant area is the strongest, side quadrant area undercorrection, produces the anisometropic technological deficiency of hypermetropia.It is designed to 4 Quadrant district is additionally contemplates that bathomorphic control lag produces hypermetropia out of focus and corrects, it is also contemplated that lens aspheric design, especially It is the aspheric design of vertical radial line.

Eyeball is an anon-normal spheroidal, especially the Posterior pole of myopia eyeball, the hypermetropia out of focus degree of certain quadrant area Number significantly increases, and produces locally to afterwale, referred to as local scleral staphyloma.Each quadrant refractive diopter of myopia correction eyeball Discordance, each axle position refractive diopter discordance of each quadrant, have more important rectification meaning.In order to make this difference Axle position refractive diopter is corrected, and 2,3 or 4 quadrature axis districts are prepared by this spectacle lenses by each quadrant district, knot Conjunction figure below is further elaborated on:

The block plan in 2 quadrature axis districts 200 is prepared in Tu2Shi quadrant district, from the inside to the outside be first quadrature axis district respectively 201 and second quadrature axis district 202.

2 quadrature axis districts 200 are prepared in Tu3Shi quadrant district, central optical zone CZ is zhou duicheng tuxing, transition region MZ, quadrant The block plan in 201, second quadrature axis district 202 of axle district.Central optical zone in figure is zhou duicheng tuxing, and shows that transition is distinguished Cloth.Zhou duicheng tuxing refers to that a figure is completely superposed along two parts after straight line doubling, and such figure is called axle pair Claiming figure, this straight line is called axis of symmetry.It is vertical and divide the straight line of a line segment equally and be referred to as the perpendicular bisector of this line segment, Or perpendicular bisector.Point on line segment perpendicular bisector is equal to the distance at line segment two ends.In zhou duicheng tuxing, axis of symmetry both sides Corresponding point are vertically divided equally by axis of symmetry, and two figures of zhou duicheng tuxing are congruent.

The block plan in 3 quadrature axis districts 300 is prepared in Tu4Shi quadrant district, and distribution from the inside to the outside is first quadrature axis district 301, second quadrature axis district 302 and the 3rd quadrature axis district 303.

The block plan in 4 quadrature axis districts 400 is prepared in Tu5Shi quadrant district, and distribution from the inside to the outside is first quadrature axis district 401, second quadrature axis district 402, the 3rd quadrature axis district 403 and the 4th quadrature axis district 404.

4 quadrant districts preparation of this spectacle lenses is the most value added relative to central optical zone, the most value added be relative in Light school district, centre refractive diopter addition, in other words, on the basis of the refractive diopter of central optical zone, adds the convex lens number of degrees, Because being the relative convex lens sheet number of degrees, therefore it is referred to as the most value added, it is possible to popular being referred to as adds light, belongs to positive refractive power and corrects, doubles Rate is corrected.4 quadrant districts of this spectacle lenses all prepare the most value added, and 4 the most value added amounts in quadrant district are as follows: wherein, central authorities 0.00D to-6.00D is prepared in light school district, and major design purpose is to correct juvenile myopia retinal centre Myopia out of focus degree Number, but it is not intended to-6.00D the number of degrees, myopia refractive diopter can be increased to-10.00D, wear adapting to high myopic eye.If Meter 0.00D refractive diopter, it is therefore an objective to for the bathomorphic child of father and mother both sides, normal visual acuity or retinal periphery exist hypermetropia Out of focus person wears.Upside the most value added preparation in quadrant district+0.05D to+1.00D, the downside the most value added preparation in quadrant district+0.07D to+ 2.00D, the Nie Ce the most value added preparation in quadrant district+0.09D to+3.00D, the most value added preparation in nasal quadrants district+0.11D extremely+3.50D. This spectacle lenses prepares the quadrant district of 4 different refractive diopters, wherein, Nie Ce quadrant district, nasal quadrants district, preparation The quadrant district of 2 different refractive diopters, purpose corrects nasal side and temporo side periphery asymmetric hypermetropia out of focus.Quadrant district, upside, logical Often consider lens aspheric design, prepare the most value added relative to central optical zone.Quadrant district, upside prepares with quadrant district, downside Differ the most value added.Quadrant district, downside, generally considers to regard hypermetropia out of focus caused by nearly control lag, and preparation is relative to central optical District is the most value added, and the most value added this number of degrees also differ with nasal quadrants district, Nie Ce quadrant district or quadrant district, upside refractive diopter, So, the quadrant district of 4 different refractive diopters of preparation.This lens prepares panoramic limit district aspherical eyeglass lens, temporo side Nasal quadrants district out of focus lens or control lag out of focus lens three types.4 the most value added ratios in quadrant district: nasal side as ＞ central optical zone, quadrant district on the upside of quadrant district ＞ on the downside of limit district ＞ Nie Ce quadrant district ＞.

The central optical zone of this spectacle lenses is positioned at lens center, prepares circular or ellipse, or Prepare zhou duicheng tuxing, diameter or long axis width 8mm to 18mm, preferably select diameter or long axis width 10mm to 14mm, short Axle is shorter than major axis 1mm to 4mm.Diameter or the long axis width of central optical zone are relevant with central vision field scope, and diameter is less than 8mm Visual field relative narrowness, it is not enough that diameter also leads to quadrant area more than 18mm, affects quadrant district correcting function.This framework eye Eyeglass, is less than the most value added of+1.00D by the preparation of quadrant district, upside, i.e. guarantees lens non-spherical lens visual quality, expand again The visual field.The preparation of quadrant district, downside is the most value added more than quadrant district, upside, is below or above the most value added of+1.00D, i.e. considers aspheric Eyeglass visual quality, regards nearly control lag it is further contemplated that correct, it is to avoid the upper side and lower side of existing periphery out of focus spectacle lenses All preparing+2.00D the most value added, make the visual field become the narrowest, when wearing, " head moves eye and moves, and eye moves head and moves " watches defect attentively.

The preparation of the quadrant district, upside of this spectacle lenses and quadrant district, downside along the vertical radial line of optical center, temporo Quadrant district, side and nasal quadrants district prepare along the horizontal radial line of optical center.The distribution of 4 quadrant districts be based on myopia Peripheral refraction detection region matches.The azimuth in quadrant district is to ensure that there are enough regions in 4 quadrant districts, and guarantee is the strongest Plus effect.The azimuth of lens is relevant with quadrant district function zoning, it is ensured that Nie Ce quadrant district and nasal quadrants district are positioned at On horizontal radial line, there are enough regions to can be only achieved rationally and correct purpose.4 quadrant district azimuth ratios: Nie Ce quadrant district and Nasal quadrants district azimuth ＞ or=90 °, same orientation angle, upside are prepared in Nie Ce quadrant district and azimuth, nasal quadrants district Quadrant district azimuth ＞ or=azimuth, quadrant district, downside, azimuth, quadrant district, upside is more than azimuth, quadrant district, downside, protects The enough field ranges in azimuth, quadrant district on the upside of card, quadrant district, downside azimuth ＜ or=90 °.

Quadrant district is the most value added, the actual refraction number of degrees in Bu Shi quadrant district, is relative to central optical zone refractive diopter basis Add the light number of degrees on, also refer to the negative depreciation relative to central optical zone refractive diopter, 4 the most value added amounts in quadrant district or negative depreciation Amount, calculates according to 2% to 12% conduct of central optical zone diopter numerical value.Aspherical eyeglass lens designs, and is by lens week Edge regions is designed to the most value added relative to central optical zone, and the most value added amount is excessive or too small all affects lens quality, presses It is optimal parameter according to the 2% to 12% of central optical zone.

Periphery is relative to dioptric (Relative peripheral refraction；RPR) each regards to refer to retinal periphery Wild angle, relative to the refractive status of central fovea, i.e. refers to the spherical equivalent refraction of each peripheral field angle and the difference of center recess Value.Retinal periphery dioptric can be measured by peripheral refraction detector, conventional instrument have Grand Seiko WAM-5500, Shin-Nippon SRW-5000, Shin-Nippon NVision-K5001 model.Generally measure 10 °, 20 °, 30 ° and 40 ° to regard Nethike embrane periphery relative property dioptric, but clinic has more clinical correction meaning with 30 ° and 40 °.Bathomorphic retina nasal side and Temporo side periphery dioptric presents hypermetropia out of focus, is the principal element causing eyeball to extend back, temporo side retinal periphery relative to Nasal side more aobvious hypermetropia out of focus, presents unsymmetry, therefore says, corrects temporo side-looking nethike embrane peripheral hyperopia out of focus and more has a mind to Justice, Smith EL experiment also confirms that temporo side-looking nethike embrane peripheral hyperopia out of focus is dominated eyeball and grown backward.Nie Ce quadrant district and nose The most value added amount in quadrant district, side, prepares according to corresponding nasal side and 30 ° to 40 °, temporo side retinal periphery dioptric detected value, it is possible to According to statistical measure data, by the most value added preparation in Nie Ce quadrant district+1.00D to+2.00D, the most value added preparation in nasal quadrants district+ 1.00D extremely+3.00D, the most value added preparation in preferably Ze Niece quadrant district+1.60D, the most value added preparation in nasal quadrants district+2.50D.This Plant at spectacle lenses each quadrant offset optical center 20mm, at least prepare the 50% of the most value added amount, just can ensure that quadrant district There are enough regions, the most value added amount.

Between central optical zone and the quadrature axis district of this spectacle lenses, between Liang Ge adjacent quadrants district, quadrature axis district And between quadrature axis district, prepare 1mm to 5mm refractive diopter narrow transitional zone, side refractive diopter is moved to opposite side region Within, both sides refractive diopter melts into consistent.Preparation transition region, it is therefore an objective to eliminate the aberration in 2 different refractive diopter regions, make eye Eyeglass visual quality more high-quality, more attractive.

200,3 quadrature axis districts 300 of 2 quadrature axis districts or the quadrant of 4 are prepared by the quadrant district of this spectacle lenses Axle district 400.Eyeball is not that a positive round is spherical, the most bathomorphic posterior pole of eyeball portion, and different quadrant areas, not coaxial position are bent The light number of degrees also differ, so, this ophthalmic lens design is become different quadrature axis district, it is therefore an objective to by the most value added for difference diopter Number, uniform increments is within quadrature axis district, it is desirable to the most consistent with myopia peripheral retina ametropia parameter.Each The most value added for quadrant district refractive diopter is incremented by quadrature axis district by quadrature axis district from the inside to the outside progressively, and its face shape is as follows:

2 quadrature axis district lenses 200: it is 4mm to 9mm that radius is prepared in central optical zone, first from the inside to the outside Individual quadrature axis district 201 radius is 9mm to 14mm, the most value added amount 50% to 70%, second quadrature axis district 202 radius For 14mm to 26mm, the most value added amount 70% to 100%.

3 quadrature axis district lenses 300: it is 4mm to 9mm that radius is prepared in central optical zone, first from the inside to the outside Individual quadrature axis district 301 radius is 9mm to 14mm, the most value added amount 50% to 70%, second quadrature axis district 302 radius For 14mm to 20mm, the most value added amount 70% to 80%, the 3rd quadrature axis district 303 radius is 20mm to 26mm, the most value added Amount 80% to 100%.

4 quadrature axis district lenses 400: it is 4mm to 9mm that radius is prepared in central optical zone, first from the inside to the outside Individual quadrature axis district 401 radius is 9mm to 14mm, the most value added amount 50% to 60%, second quadrature axis district 402 radius For 14mm to 19mm, the most value added amount 60% to 70%, the 3rd quadrature axis district 403 radius is 19mm to 24mm, the most value added Amount 70% to 90%, the 4th quadrature axis district 404 radius is 24mm to 30mm, the most value added amount 90% to 100%.

When radius is prepared less than 9mm in described central optical zone, by central optical zone and first quadrature axis district 201,301 Or between the 9mm of 401 radiuses, prepare refractive diopter narrow transitional zone, or, by first quadrature axis district 201,301 or 401 radiuses are to moving forward at the radius of central optical zone, and remaining quadrature axis district shifts forward successively.

Quadrature axis district 300 of 200,3,2 quadrature axis districts or the quadrature axis district 400 of 4 are prepared by each quadrant district, all may be used Reaching to correct the ametropia of not coaxial position, each quadrant district, the quadrature axis district 400 being designed to 4 more conforms to each axle of eyeball Position refractive diopter distribution, but preparation technology is more complicated, prepares 2 quadrature axis districts 200 and still can reach to correct purpose.

The quadrant district of 4 different refractive diopters is prepared in 4 quadrant districts of this spectacle lenses, its face shape such as lower class Type, if following shape is also the specific embodiment of this spectacle lenses:

Embodiment one: panoramic limit district aspherical eyeglass lens (I type)

4 quadrant areas of this type spectacle lenses all design the most value added, and the most value added amount is less than+1.00D, is prepared as 4 aspheric surface quadrant areas.Central optical zone prepare 0.00D to-6.00D, the upside the most value added preparation in quadrant district+0.05D to+ 0.60D, the downside the most value added preparation in quadrant district+0.07D extremely+0.70D, the Nie Ce the most value added preparation in quadrant district+0.09D to+0.90D, The most value added preparation in nasal quadrants district+0.11D to+1.00D.4 the most value added ratios in quadrant district: ＞ Nie Ce quadrant district of nasal quadrants district + 0.05D to quadrant district+0.05D on the downside of+0.30D, Nie Ce quadrant district ＞ to+0.20D, quadrant district on the upside of quadrant district, downside ＞+ 0.05D to+0.20D.

Ren Jianfeng, University Of Suzhou's M Sc thesis in 2006 illustrates: the aspherical lens peripheral refraction number of degrees are the most value added Amount, it is common that+1.00D to+1.25D.Aspherical lens compares spherical lens, has that eyeglass is clear, the visual field is broad, wears easypro Suitable, this type spectacle lenses purpose of design is to wear for slight juvenile myopia, and retina nasal side and temporo side periphery are remote It not the biggest depending on the property out of focus number of degrees.

Embodiment two: Nie Ce nasal quadrants district out of focus lens (II type)

By the most value added preparation in lens Nie Ce quadrant district and nasal quadrants district more than+1.00D.Prepared by central optical zone 0.00D is to-6.00D, the upside the most value added preparation in quadrant district+0.05D to+0.60D, and the downside the most value added preparation in quadrant district+0.07D is extremely + 0.70D, the Nie Ce the most value added preparation in quadrant district+1.00D to+2.50D, the most value added preparation in nasal quadrants district+1.25D extremely+3.00D. 4 the most value added ratios in quadrant district: quadrant on the downside of nasal quadrants district ＞ Nie Ce quadrant district+0.50D to+1.50D, Nie Ce quadrant district ＞ District+0.50D to+0.75D, quadrant district+0.05D to+0.20D on the upside of quadrant district, downside ＞.

This type ophthalmic lens design both corrected retina nasal side and temporo side in view of Nie Ce quadrant district and nasal quadrants district Peripheral hyperopia out of focus, it is further contemplated that quadrant district, upside and the aspheric design of central area.Periphery out of focus theory has formed ophthalmology Medical circle is known together, and peripheral hyperopia out of focus is to cause myopia eyeball constantly to extend main cause, corrects peripheral hyperopia out of focus control Eyeball processed extends.But there is strong design defect in the application out of focus lens of 5 years as long as, the application of lens peripheral part+ 2.00D equivalent is corrected.The bathomorphic temporo side-looking nethike embrane peripheral hyperopia out of focus number of degrees are more than the nasal side peripheral hyperopia out of focus number of degrees. Smith EL reports result: nasal side hypermetropia out of focus meansigma methods is+1.64D, and temporo side hypermetropia out of focus meansigma methods is+2.47D, state Inside and outside also have many identical result reports.This type spectacle lenses is by Nie Ce quadrant district and nasal quadrants district, application difference The most value added rectification, can make this asymmetric hypermetropia out of focus reach uniformly to correct on retina.

Embodiment three: control lag out of focus lens (type III)

By the downside the most value added preparation in the quadrant district+0.75D of this spectacle lenses to+1.50D, can have the most value added For correcting control lag, correct control lag hypermetropia out of focus, control myopia degree development.So, by the temporo of lens Quadrant district, side and nasal quadrants district and the most value added preparation in quadrant district, downside are more than+1.00D.Central optical zone prepare 0.00D to- 6.00D, the upside the most value added preparation in quadrant district+0.05D extremely+0.60D, the downside the most value added preparation in quadrant district+1.00D extremely+1.50D, The most value added preparation in Nie Ce quadrant district+1.00D to+2.50D, the most value added preparation in nasal quadrants district+1.25D extremely+3.00D.4 quadrants The most value added ratio in district: nasal quadrants district ＞ Nie Ce quadrant district+0.50D to quadrant district on the downside of+1.50D, Nie Ce quadrant district ＞+ 0.10D to+1.00D, quadrant district+0.10D to+1.00D on the upside of quadrant district, downside ＞.Or by quadrant district, upside, temporo side quadrant The most value added preparation in district and nasal quadrants district is less than+1.00D, and the most value added preparation in quadrant district, downside is more than+1.00D.

This type ophthalmic lens design both corrected retina nasal side and temporo side in view of Nie Ce quadrant district and nasal quadrants district Peripheral hyperopia out of focus, it is also contemplated that quadrant district, downside corrects regards nearly control lag, it is further contemplated that quadrant district, upside and central optical The aspheric design in district.Control lag (Accommodative lag) is also called and regulates slow, regulation sluggishness, refers to eye Stimulate the slightly lower common state of one in the reaction of practical adjustments when near than regulation, cause retinal periphery depending on control lag time near Hypermetropia out of focus, promotes that eyeball growth, myopia degree increase.Control lag hypermetropia out of focus, usual hysteresis is produced depending near It is+0.75D to+1.50D.

The central optical zone of this spectacle lenses of the present utility model and 4 quadrant districts, prepare 4 refractive diopter gradual changes Quadrant area, specifically, quadrant district, upside, quadrant district, downside, Nie Ce quadrant district and nasal quadrants district prepare 4 different Refractive diopter.This spectacle lenses has rectification retinal periphery hypermetropia out of focus, corrects the aspheric surface regarding nearly control lag Effect designs, and has that the visual field is broad, it is comfortable to wear, without technical advantages such as anisometropia generation, determined curative effects.Of the present utility model Four-quadrant district periphery out of focus spectacle lenses produces unforeseeable technique effect, has prominent substantive distinguishing features and significance Progress.

Finally should illustrate: to this specification describe central optical zone, quadrant district, upside, quadrant district, downside, temporo side as Limit district and the shape in nasal quadrants district, size, the most value added etc. changing and modifications, it is also within the scope of this utility model.

Claims (10)

1. spectacle lenses, it is characterised in that: the unilateral shape of described glasses includes 1 central optical zone being positioned at center of lens region With 4 lay respectively on the upside of eyeglass, downside, temporo side and the quadrant district of nasal side neighboring area, 4 quadrant district preparations relative in Centre light school district the most value added, preparation 4 different refractive diopters quadrant district, each quadrant district prepare 2,3 or 4 as Xian Zhou district, wherein, 0.00D extremely-6.00D, the upside the most value added preparation in quadrant district+0.05D extremely+1.00D is prepared in central optical zone, under The side the most value added preparation in quadrant district+0.07D to+2.00D, the Nie Ce the most value added preparation in quadrant district+0.09D to+3.00D, nasal quadrants The most value added preparation in district+0.11D to+3.50D, prepares panoramic limit district aspherical eyeglass lens, Nie Ce nasal quadrants district out of focus lens Or control lag out of focus lens, 4 the most value added ratios in quadrant district, quadrant district on the downside of nasal quadrants district ＞ Nie Ce quadrant district ＞ ＞ central optical zone, quadrant district on the upside of ＞.

2. the spectacle lenses as described in claim 1, it is characterised in that: described central optical zone is positioned at lens center The heart, prepares circular or ellipse, diameter or long axis width 8mm to 18mm, and short axle is shorter than major axis 1mm to 4mm.

3. the spectacle lenses as described in claim 1, it is characterised in that: prepared by described quadrant district, upside and quadrant district, downside Along the vertical radial line of optical center, Nie Ce quadrant district and the preparation of nasal quadrants district along the horizontal radial line of optical center, 4 Individual quadrant district azimuth ratio, Nie Ce quadrant district and nasal quadrants district azimuth ＞ or=90 °, quadrant district, upside azimuth ＞ Or azimuth, quadrant district ,=downside, quadrant district, downside azimuth ＜ or=90 °.

4. the spectacle lenses as described in claim 1, it is characterised in that: described quadrant district is the most value added, also refer to relative in The negative depreciation of light school district, centre refractive diopter, 4 the most value added amounts in quadrant district or negative depreciation amount, according to central optical zone refractive diopter The 2% to 12% of value is as calculating.

5. the spectacle lenses as described in claim 1, it is characterised in that: described Nie Ce quadrant district and nasal quadrants district just add Value amount, prepares according to corresponding nasal side and 30 ° to 40 °, temporo side retinal periphery dioptric detected value.

6. the spectacle lenses as described in claim 1, it is characterised in that: between described central optical zone and quadrature axis district, Between Liang Ge adjacent quadrants district, between quadrature axis district and quadrature axis district, prepare 1mm to 5mm refractive diopter narrow transitional zone, by one Within side refractive diopter moves to opposite side region, both sides refractive diopter melts into consistent.

7. the spectacle lenses as described in claim 1, it is characterised in that: 2,3 or 4 prepare in described quadrant district Quadrature axis district, the most value added for quadrant district refractive diopter is incremented by quadrature axis district by each quadrature axis district from the inside to the outside progressively, its face Shape is as follows,

A, 2 quadrature axis district lenses, it is 4mm to 9mm that radius is prepared in central optical zone, first quadrant from the inside to the outside Axle district radius is 9mm to 14mm, the most value added amount 50% to 70%, second quadrature axis district radius be 14mm extremely 26mm, the most value added amount 70% to 100%；

B, 3 quadrature axis district lenses, it is 4mm to 9mm that radius is prepared in central optical zone, first quadrant from the inside to the outside Axle district radius is 9mm to 14mm, the most value added amount 50% to 70%, second quadrature axis district radius be 14mm extremely 20mm, the most value added amount 70% to 80%, the 3rd quadrature axis district radius is 20mm to 26mm, the most value added amount 80% to 100%；

C, 4 quadrature axis district lenses, it is 4mm to 9mm that radius is prepared in central optical zone, first quadrant from the inside to the outside Axle district radius is 9mm to 14mm, the most value added amount 50% to 60%, second quadrature axis district radius be 14mm extremely 19mm, the most value added amount 60% to 70%, the 3rd quadrature axis district radius is 19mm to 24mm, the most value added amount 70% to 90%, the 4th quadrature axis district radius is 24mm to 30mm, the most value added amount 90% to 100%；

When radius is prepared less than 9mm in d, described central optical zone, by the 9mm of central optical zone Yu first quadrature axis district radius Between, prepare refractive diopter narrow transitional zone, or by first quadrature axis district radius to moving forward at the radius of central optical zone, Remaining quadrature axis district shifts forward successively.

8. the spectacle lenses as described in claim 1, it is characterised in that: at described each quadrant offset optical center 20mm, At least prepare the 50% of the most value added amount.

9. the spectacle lenses as described in claim 1, it is characterised in that: 4 described quadrant districts prepare 4 different bend The quadrant district of the light number of degrees, its face shape such as Types Below,

A, panoramic limit district aspherical eyeglass lens, 4 the most value added preparations in quadrant district are less than+1.00D, and 0.00D is prepared in central optical zone To-6.00D, the upside the most value added preparation in quadrant district+0.05D to+0.60D, the downside the most value added preparation in quadrant district+0.07D to+ 0.70D, the Nie Ce the most value added preparation in quadrant district+0.09D to+0.90D, the most value added preparation in nasal quadrants district+0.11D extremely+1.00D, 4 The most value added ratio in individual quadrant district, quadrant on the downside of nasal quadrants district ＞ Nie Ce quadrant district+0.05D to+0.30D, Nie Ce quadrant district ＞ District+0.05D to+0.20D, quadrant district+0.05D to+0.20D on the upside of quadrant district, downside ＞；

B, Nie Ce nasal quadrants district out of focus lens, the most value added preparation in Nie Ce quadrant district and nasal quadrants district is more than+1.00D, in 0.00D is prepared in light school district, centre, and extremely-6.00D, the upside the most value added preparation in quadrant district+0.05D are to+0.60D, and quadrant district, downside is the most value added Preparation+0.07D to+0.70D, the Nie Ce the most value added preparation in quadrant district+1.00D to+2.50D, the most value added preparation in nasal quadrants district+ 1.25D to+3.00D, 4 the most value added ratios in quadrant district, nasal quadrants district ＞ Nie Ce quadrant district+0.50D to+1.50D, temporo side as Quadrant district+0.50D to+0.75D on the downside of limit district ＞, quadrant district+0.05D to+0.20D on the upside of quadrant district, downside ＞；

C, control lag out of focus lens, Nie Ce quadrant district and nasal quadrants district and the most value added preparation in quadrant district, downside more than+ 1.00D, central optical zone prepares 0.00D to-6.00D, the upside the most value added preparation in quadrant district+0.05D to+0.60D, downside as The limit the most value added preparation in district+1.00D to+1.50D, the Nie Ce the most value added preparation in quadrant district+1.00D to+2.50D, nasal quadrants district is just Value added preparation+1.25D to+3.00D, 4 the most value added ratios in quadrant district, nasal quadrants district ＞ Nie Ce quadrant district+0.50D to+ On the downside of 1.50D, Nie Ce quadrant district ＞, quadrant district+0.10D is to+1.00D, on the upside of quadrant district, downside ＞ quadrant district+0.10D to+ 1.00D；

Or by quadrant district, upside, the most value added preparation in Nie Ce quadrant district and nasal quadrants district less than+1.00D, quadrant district, downside is just Value added preparation is more than+1.00D.

10. the spectacle lenses as described in claim 1, it is characterised in that: described central optical zone and quadrant district, upside, under 4 different refractive diopter gradual change quadrant areas are prepared in quadrant district, side, Nie Ce quadrant district, nasal quadrants district.