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CN109445127A - A kind of optical treatment system for human eye - Google Patents

A kind of optical treatment system for human eye Download PDF

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Publication number
CN109445127A
CN109445127A CN201811374627.8A CN201811374627A CN109445127A CN 109445127 A CN109445127 A CN 109445127A CN 201811374627 A CN201811374627 A CN 201811374627A CN 109445127 A CN109445127 A CN 109445127A
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China
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diopter
human eye
defocus
target
optical
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邓蕙欣
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Zhuhai Boai Zhiguang Technology Co Ltd
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Zhuhai Boai Zhiguang Technology Co Ltd
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Priority to CN201811374627.8A priority Critical patent/CN109445127A/en
Publication of CN109445127A publication Critical patent/CN109445127A/en
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    • GPHYSICS
    • G02OPTICS
    • G02CSPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES
    • G02C7/00Optical parts
    • G02C7/02Lenses; Lens systems ; Methods of designing lenses
    • G02C7/04Contact lenses for the eyes
    • G02C7/041Contact lenses for the eyes bifocal; multifocal
    • AHUMAN NECESSITIES
    • A61MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61FFILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
    • A61F9/00Methods or devices for treatment of the eyes; Devices for putting in contact-lenses; Devices to correct squinting; Apparatus to guide the blind; Protective devices for the eyes, carried on the body or in the hand
    • A61F9/0008Introducing ophthalmic products into the ocular cavity or retaining products therein
    • A61F9/0017Introducing ophthalmic products into the ocular cavity or retaining products therein implantable in, or in contact with, the eye, e.g. ocular inserts

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  • Health & Medical Sciences (AREA)
  • Ophthalmology & Optometry (AREA)
  • General Health & Medical Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Optics & Photonics (AREA)
  • General Physics & Mathematics (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Vascular Medicine (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Prostheses (AREA)

Abstract

本发明公开了一种用于人眼的光学治疗系统,包括包含主光学区域和辅助光学区域的菲涅尔型同心多焦镜片,其中主光学区域具有用于矫正屈光度异常的主屈光度,辅助屈光区域具有用于产生至少一个离焦的至少一个辅助屈光度,该菲涅尔型同心多焦透镜用于引入聚焦到人眼的视网膜上的一个图像以及同时以叠加方式引入一个离焦图像;主屈光区域的主屈光度和辅助屈光区域的辅助屈光度符号相反。通过主光学区域将目标反射的光线束聚焦到人眼的视网膜上形成一个清晰的像以矫正近视或者远视,同时通过辅助光学区域将目标周围的物体反射的光线束聚焦在人眼视网膜的前方或者后方一形成前离焦或者后离焦,抑制或者促进眼球的生长,从而减缓近视或者远视的加深。

The invention discloses an optical treatment system for human eyes, comprising a Fresnel type concentric multifocal lens including a main optical area and an auxiliary optical area, wherein the main optical area has a main diopter for correcting refractive errors, and the auxiliary diopter The light area has at least one auxiliary diopter for producing at least one defocus, the Fresnel-type concentric multifocal lens for introducing an image focused on the retina of the human eye and simultaneously introducing an out-of-focus image in a superimposed manner; the main The primary diopter of the dioptric zone and the secondary diopter of the secondary diopter zone have opposite signs. The light beam reflected by the target is focused on the retina of the human eye through the main optical area to form a clear image to correct myopia or hyperopia, while the light beam reflected by the objects around the target is focused in front of the retina of the human eye through the auxiliary optical area or As soon as the front defocus or the back defocus is formed in the rear, the growth of the eyeball is inhibited or promoted, thereby slowing down the deepening of myopia or hyperopia.

Description

A kind of optical treatment system for human eye
Technical field
The present invention relates to optical treatment system technical field, in particular to a kind of optical treatment system for human eye.
Background technique
Retina is the innermost layer in eyeball, and is the ground assembled by the lens optical imagery generated of the eyes Side.Information from image is transformed into nerve impulse, and then these nerve impulses are transmitted to brain via optic nerve.According to " defocus theory ", according to dioptrics concept, will generate if the synthesis focus of the opticator of retina and glasses is inconsistent " defocus ", focus fall in person before retina and are referred to as preceding defocus (i.e. long sight defocus), fall in person behind retina and be referred to as Defocus (i.e. myopiaization defocus) afterwards.Research confirm, for non-presbyopic crowd, eyeball extend rely on retinal periphery from Coke, the retinal periphery of myopia are in rear defocus (myopiaization), and defocus (i.e. myopiaization defocus) is to promote after this retinal periphery The main reason for being continuously increased into myopia degree;Similarly, the retinal periphery of farsightedness is in preceding defocus (long sight), this view Defocus (i.e. long sight defocus) is the main reason for promoting farsightedness degree to be continuously increased before nethike embrane periphery.
Referring to Fig.1, when naked eye, for myopia, the light shafts 11 that target reflects pass through the folding of eyeball optics system It penetrating and focal imaging is in the B point position in the front in retinal centre region 12, people can only see a fuzzy target image, depending on Nethike embrane neighboring area 13 obtains a preceding out-of-focus image.
Referring to Fig. 2, when naked eye, for farsightedness, the optical beam 21 that target reflects passes through the folding of eyeball optics system It penetrating and focal imaging is in the B ` point position at the rear in retinal centre region 22, people can only see a fuzzy target image, Out-of-focus image after retinal periphery region 23 obtains one.
There are emmetropization mechanism by human eye, i.e., eyeball, which has, relies on retinal periphery regional imaging induction eyeball development Feature, especially under-18s teenager, if retinal periphery regional imaging is rear out-of-focus image, bulbous length will just prolong Long, if retinal periphery regional imaging is preceding out-of-focus image, eyeball will just stop extending, thus when naked eye the myopia of people or Long sight can deepen accordingly, it is therefore desirable to wear corresponding eyes and be corrected.It is conventionally used to the eye for the treatment of myopia or long sight Mirror is all single vision lenses only with a diopter, and for the design principle of eyeglass, the optical imaging designs of eyeglass are still It completes in the plane, referring to Fig. 3, monochromatic light spectacles 37 is worn for A nearsighted person, in addition to (target 33 refers to target 33 It is the object that human eye needs to form it on retinal centre region 31 clear image) passing through the imaging of eyeglass center portion just It falls in well on retinal centre region 31 and is formed clearly as 34, the object 35 on 33 periphery of target passes through monochromatic light spectacles 37 Imaging falls in retinal periphery region 32, if the object 35 on this 33 periphery of target is located at closer proximity than target 33, After its imaging 36 still falls within retina 3, the defocus (i.e. myopiaization defocus) after retinal periphery region 32 generates, due to just Exist depending on change mechanism, so that eyeball be promoted to grow, causes cornea curvature to increase, lens thickness increases, intensification myopia.Reference Fig. 4 wears long sight monochromatic light glasses 47 for farsighted person, in addition to target 43 just falls in view by the imaging of eyeglass center portion It is formed on nethike embrane middle section 41 clearly as 44, the object 45 on 43 periphery of target is located at farther position than target, then target Before the object 45 on 43 peripheries still falls within retina 4 by the imaging 46 of monochromatic light spectacles for long sight 47, in retinal periphery region 42 form preceding defocus, since emmetropization mechanism exists, so that eyeball be inhibited to grow, cause the decline of cornea curvature, crystalline lens thick Degree reduces, and deepens long sight.
In addition to traditional single vision lenses, there is also a kind of optical therapeutic systems with more diopter lens in the prior art System, the optical treatment system disclose a kind of system for treating the refractive disorder ixi in human eye, including primary optical zones With the Fresnel type concentric multi-focus lens of secondary optical zone, wherein the primary optical zones have main diopter, the auxiliary Optical region has at least one secondary refractive power, wherein using the main diopter correction ametropia and utilizing described auxiliary It helps diopter to generate at least one and defocuses (term " defocus " in the corresponding this patent of term used in the technology " defocusing ").It should The diopter symbol of lens structure disclosed in technology, primary optical zones and secondary optical zone eyeglass is all identical (optics In, object point and picture point become a pair of of conjugate point, and for lens, it is to claim lens with positive that a pair of of conjugate point, which is distributed in lens two sides, Diopter claims lens to have negative diopter when a pair of of conjugate point is distributed in lens the same side.Such as: it is used for nearsighted eyeglass Concavees lens there is negative diopter, the convex lens for Farsighted lens has positive diopter).
The optical treatment system for human eye provided in above-mentioned technology is analyzed, primary optical zones are for regarding target Blur-free imaging on nethike embrane, and introduced by secondary optical zone using the object on target periphery as " defocus " image, for promoting Or inhibit eyeball growth.But in the optical treatment system for human eye that provides of above-mentioned technology, the introducing that uses " from The optical texture Shortcomings of coke " image, although eyes can be alleviated to a certain extent using the method that above-mentioned technology provides Diopter it is abnormal, but its physiological property for still failing to combine the curved architectural characteristic of retina and people's eyeball development is real Existing optimal therapeutic effect.
Summary of the invention
To solve the above problems, being designed to provide for the embodiment of the present invention is a kind of clear by target using main dioptric region Imaging on the retina, and using auxiliary dioptric region by reinforce before defocus inhibit eyeball development to offset myopia development with And eyeball development is promoted to deepen to offset long sight by defocus after reinforcing, and the spy strong according to teenager's eyeball plasticity Point, the position of preceding out-of-focus image and rear out-of-focus image that rationally control auxiliary dioptric region is formed, to realize eyeball to dioptric just A kind of optical treatment system for human eye that the side often developed is grown up.
Technical solution used by the present invention solves the problems, such as it is:
A kind of optical treatment system for human eye, including the Fresnel type comprising primary optical zones and secondary optical zone Concentric multi-focal lens, wherein the primary optical zones have the main diopter for correcting diopter exception, the auxiliary dioptric Region has at least one secondary refractive power for generating at least one defocus, and the Fresnel type concentric multi-focal lens are for drawing Enter the image focused on the retina of human eye and introduces an out-of-focus image in a superimposed manner simultaneously;The main dioptric The main diopter in region is opposite with the auxiliary secondary refractive power symbol in dioptric region.
Further, the ametropia in human eye includes myopia, then the diopter of the primary optical zones is negative value, Light shafts for reflecting target focus on the retina of human eye with myopia correction, the diopter of the secondary optical zone For positive value, the light shafts for reflecting target periphery object focus on before the retina with generate before at least one from Coke, the front of imaging point position of the target in human eye when the preceding defocus is located at naked eye;
Or the ametropia in human eye includes long sight, then the diopter of the primary optical zones is positive value, is used for The light shafts that target reflects are focused on to correct long sight on the retina of human eye, the diopter of the secondary optical zone is negative Value, the light shafts for reflecting target periphery object generate at least one rear defocus after focusing on the retina, described The rear of target imaging point position in human eye when defocus is located at naked eye afterwards.
Further, the Fresnel type concentric multi-focal lens be Fresnel concentric bi-focal with generate it is described at least one Out-of-focus image.
Further, the Fresnel type concentric multi-focal lens generate at least two out-of-focus images.
Further, the Fresnel type concentric multi-focal lens include any form in following: glasses, glasses accessories, Contact lenses and eye implantation.
The beneficial effects of the present invention are: leading to the embodiment provides a kind of optical treatment system for human eye It crosses primary optical zones and focuses on the light shafts that target reflects on the retina of human eye and form one clearly as with myopia correction Or long sight, while by secondary optical zone by around target object reflection light shafts focus on human eye retina before Side or rear one form preceding defocus, and perhaps rear defocus inhibits perhaps to promote the growth of eyeball to slow down myopia or long sight Intensification.Particularly, the feature strong according to the plasticity of emmetropization mechanism and teenager's eyeball, Design assistant optical region The diopter of diopter and firmly optical region is distinct symbols.When corresponding to treatment myopia, the object reflection light on target periphery Front of the beam via secondary optical zone target imaging position when naked eye in eyeball, the preceding defocus journey that secondary optical zone generates It is more serious to spend the preceding defocus degree that generates when compared to naked eye, according to emmetropization mechanism, retinal periphery regional imaging is at this time The forward preceding defocus of the imaging to double, the inhibition level that eyeball growth is subject to is deeper, and myopia is contained faster, therapeutic effect More preferably.When corresponding to treatment long sight, the object reflected light harness on target periphery is via secondary optical zone in eyeball when naked eye The rear of target imaging position, the rear defocus degree generated when the rear defocus degree that secondary optical zone generates is compared to naked eye is more Seriously, according to emmetropization mechanism, retinal periphery regional imaging is the rear defocus of the imaging that doubles backward at this time, and eyeball is raw Long obtained promotion doubles, and long sight is contained that faster, therapeutic effect is more preferable.
Detailed description of the invention
The invention will be further described with example with reference to the accompanying drawing.
Target imaging position schematic diagram in eyeball when Fig. 1 A nearsighted person's naked eye;
Target imaging position schematic diagram in eyeball when Fig. 2 farsighted person's naked eye;
Fig. 3 is diagram when A nearsighted person wears monochromatic light spectacles;
Fig. 4 is the diagrams that farsighted person wears that monochromatic light spectacles for long sight are;
Fig. 5 is the cross-sectional view of Fresnel type concentric bi-focal or multi-focus lens used in practice of the invention;
Fig. 6 is the rearview of the Fresnel type concentric bi-focal or multi-focus lens in Fig. 5;
Fig. 7 is the diagram of the myopia according to an embodiment of the present invention equipped with concentric bi-focal;
Fig. 8 is the diagram of the farsightedness according to an embodiment of the present invention equipped with concentric bi-focal;
Fig. 9 is the diagram of the myopia according to an embodiment of the present invention equipped with concentric multi-focal lens;
Figure 10 is the diagram of the farsightedness according to an embodiment of the present invention equipped with concentric multi-focal lens.
Specific embodiment
The present invention relates to a kind of optical treatment systems, particularly, the embodiment of the invention provides one kind by reinforce before from Coke is come target imaging point position when offsetting the optical treatment system of development of myopia, and the preceding defocus being imaged in patient's naked eye Front, using the strong physilogical characteristics of teenager's eyeball controllability, before reinforcing defocus to the stimulation in retinal periphery region in turn The emmetropization mechanism for enhancing human body, promotes the recovery of A nearsighted person.Meanwhile the present invention also provides one kind to pass through defocus after reinforcing Offset the optical treatment system of development of hyperopia, and will rear defocus imaging with behind target imaging point position when patient's naked eye Side, using the strong physilogical characteristics of teenager's eyeball controllability, stimulation and then increasing of the defocus to retinal periphery region after reinforcement The emmetropization mechanism of strong man's body, promotes the recovery of farsighted person.
In the optical system of glasses, artificially generating defocus can be introduced by mode desired by a variety of patients, example Such as by way of glasses, glasses accessories, contact lenses, reshape the cornea, eye implantation.Preferably, it is risen in conjunction with traditional correction This defocus is introduced, in order to maintaining normal eyesight during the entire course for the treatment of.This means that the light that target reflects Harness is focused onto macula and forms clearly image, while one or more out-of-focus images being introduced to the optics of eyes In system.
Disclosed optical treatment system according to embodiments of the present invention, introduces at least one target periphery object in a manner of superposition The focusedimage of the out-of-focus image of body and a target.For example, by concentric Fresnel type bifocal as described in Fig. 5-Figure 10 or The focusing of multi-focus lens, diffractive multi-focal lens and its derivatives, the defocus and target of target periphery object can be drawn simultaneously Enter.
Referring now to Fig. 5 and Fig. 6, there shown is used Fresnel type concentric bi-focals in the practice of the invention Or multi-focus lens, the eyeglass have the concentric optic zones 51 and 52 of alternate at least two diopter, manufacture Fresnel type is same The general fashion of heart bifocal lenses is to make the surface having there are two radius of curvature, and two have different curvature radius Surface generate positive diopter and negative diopter respectively, region 62 with positive diopter and with negative diopter Region 61 is alternately present in concentric fashion.As a result, paraxial rays and marginal ray share two public focus.
Fig. 7 indicates the myopia for being furnished with Fresnel type concentric bi-focal 73 according to the present invention, wherein eyeglass, which has, to be used Come the main diopter of myopia correction and the secondary refractive power for defocus before introducing, the main diopter is negative value, numerical value with A nearsighted person wear monochromatic light spectacles numerical value it is identical, for changing target reflection light 75 in intraocular light Road, point B when by the position of target imaging from naked eye are elapsed backward to retinal centre region 71, are formed clearly as making myopia Patient can normally regard object;The secondary refractive power is positive value, and numerical value is between+1.5D to+3.0D, for changing target week The light 74 of the object reflection on side is attached from naked eye time point B location by the image objects position on target periphery in intraocular optical path Closely be pulled along and fall in D point, and when retinal periphery region 72 forms and compares naked eye stronger amplitude preceding defocus, reinforce facing Change machining function.The light 75 for being incident on the optical region with main diopter is focused on retinal centre region 71, and And generate the clear image of target.In the prior art, with more diopter lens optical treatment system, secondary refractive power and Main diopter symbol is identical, i.e., for treatment myopia, the image that the optical region with secondary refractive power generates is located at Target imaging position rear in eyeball when naked eye, and be located in front of retina, therefore it has the light of auxiliary secondary refractive power The preceding defocus that eyeball generates when the preceding defocus that school district domain generates in retinal periphery region is compared to naked eye is to emmetropization mechanism Stimulation is all slightly weak, and therapeutic effect is undesirable.And the scheme opposite the present invention is to provide secondary refractive power and main diopter symbol, It is incident on the point D that the light 74 of the optical region with secondary refractive power is focused on before retina 7, which is located at eye The front of target imaging position B point when ball naked eye, and preceding defocus is generated in retinal periphery region 72.When A nearsighted person utilizes When eyeglass removes object observing, preceding defocus prevents eye growth or elongation.So the myopia development in myopia is alleviated, due to tool The front for the image position B point in target imaging position when naked eye for thering is the optical region of secondary refractive power to generate, therefore in retina week The preceding defocus that border region 72 generates is stronger to the stimulation of emmetropization mechanism, accelerates the process of emmetropization.
Fig. 8 shows the farsightedness for being furnished with Fresnel type concentric bi-focal 83, and wherein eyeglass, which has, is used to correct long sight Main diopter and secondary refractive power for defocus after introducing, the main diopter are positive value, and numerical value and farsighted person wear Monochromatic light spectacles for long sight numerical value it is identical, for changing target reflection light 85 in intraocular optical path, by target imaging Point B ` when position is from naked eye is pulled to forward retinal centre region 81, is formed clearly as regarding farsighted person normally Object;The secondary refractive power is negative value, and numerical value reflects between -1.5D to -3.0D for changing the object on target periphery Light 84 in intraocular optical path, by the image objects position on target periphery near the position naked eye time point B ` backward passage fall The rear defocus of stronger amplitude is formed in D ` point, and in retinal periphery region 82, reinforces emmetropization machining function.Being incident on has The light 85 of the optical region of main diopter is focused on retinal centre region 81, and generates the clear image of target.It is existing Have in technology, with more diopter lens optical treatment system, secondary refractive power is identical with main diopter symbol, i.e., for For treating long sight, target imaging position in eyeball when the image that the optical region with secondary refractive power generates is located at naked eye Front, and it is located at retina rear, therefore its optical region with secondary refractive power generates in retinal periphery region The rear defocus that generates is all slightly weak to the stimulation of emmetropization mechanism when defocus is compared to naked eye afterwards, and therapeutic effect is undesirable.Meanwhile entering It is mapped on the point D ` that the light 84 of the optical region with secondary refractive power is focused on after retina 8, which is located at eye The rear of target imaging location point B ` when ball naked eye, and the defocus after retinal periphery region 82 generates.When farsighted person's benefit When removing object observing with eyeglass, rear defocus promotes eye growth or elongation.So the long sight intensification in farsightedness is alleviated, due to The rear for image position target imaging location point B ` when naked eye that optical region with secondary refractive power generates, therefore in retina The rear defocus that neighboring area 82 generates is stronger to the stimulation of emmetropization, accelerates emmetropization process.
Fresnel type concentric multi-focal lens are the derivatives of Fresnel type concentric bi-focal.It has be alternately present it is more In the concentric optic zones of two diopters.Main diopter correction refractive error, and multiple secondary refractive power is introduced for treating Optical defocus.This can be realized by the minor variations in the radius of curvature of secondary optical zone.
Fig. 9 indicates the myopia for being furnished with Fresnel type concentric multi-focal lens 93 according to the present invention, and being incident on has main bend The light 94 of the optical region of luminosity is focused on retinal centre region 91, and generates the clear image of target.Simultaneously It is incident on point E, the point F that other light 95 of the optical region with secondary refractive power are focused on before retina 9, and When these points E, point F are respectively positioned on naked eye in eyeball target imaging location point B front, and retinal periphery region 92 generate Multiple preceding defocus with different amplitudes.The main diopter is negative value, the monochromatic light myopia that numerical value and A nearsighted person wear The numerical value of mirror is identical, for changing target reflection light 94 in intraocular optical path, by the position of target imaging from naked eye When point B elapsed backward to retinal centre region 91, formed clearly as alloing A nearsighted person normally to regard object;It is the multiple Secondary refractive power is positive value, and numerical value is between+1.5D to+3.0D, for changing the light of the object reflection on target periphery 95 be pulled along near naked eye time point B location in intraocular optical path, by the image objects position on target periphery fall in E point and F point, and when retinal periphery region 92 forms and compares naked eye stronger amplitude preceding defocus, reinforce emmetropization machining function.When When A nearsighted person removes object observing using eyeglass, the image position generated due to the optical region with secondary refractive power mesh when the naked eye The front of imaging position point B is marked, therefore stronger to the stimulation of emmetropization in the preceding defocus that retinal periphery region 92 generates, Accelerate emmetropization process.So the myopia development in myopia is reduced, stops or reversed.
Figure 10 indicates the farsightedness of the Fresnel type concentric multi-focal lens 103 with good grounds invention, and being incident on has main bend The light 104 of the optical region of luminosity is focused on retinal centre region 101, and generates the clear image of target.Together When, it is incident on point E `, the point F ` that the light 105 of the optical region with secondary refractive power is focused on after retina 100, And the rear of these points E `, point F ` target imaging location point B ` in eyeball when being respectively positioned on naked eye, and in peripheral retinal region Domain 102 generates the multiple rear defocus with different amplitudes.The main diopter is positive value, the list that numerical value and farsighted person wear The numerical value of light spectacles for long sight is identical, for changing target reflection light 104 in intraocular optical path, by the position of target imaging Point B ` when from naked eye is pulled to forward retinal centre region 101, is formed clearly as alloing farsighted person normally to regard object; The secondary refractive power is negative value, and numerical value between -3.0D, is reflected for changing the object on target periphery in -1.5D Light 105 is in intraocular optical path, and by the image objects position on target periphery, passage is fallen backward near the position naked eye time point B ` The rear defocus of stronger amplitude is formed in E ` point and F ` point, and in retinal periphery region 102, reinforces emmetropization machining function.When When farsighted person removes object observing using eyeglass, the image position generated due to the optical region with secondary refractive power mesh when the naked eye The rear of imaging position point B ` is marked, therefore the stimulation of emmetropization is more reinforced in the rear defocus that retinal periphery region 102 generates It is strong, accelerate emmetropization process.So the long sight intensification in farsightedness is reduced, stops or reversed.
The above, only presently preferred embodiments of the present invention, the invention is not limited to above embodiment, as long as It reaches technical effect of the invention with identical means, all should belong to protection scope of the present invention.

Claims (5)

1. a kind of optical treatment system for human eye, it is characterised in that: including including primary optical zones and secondary optical zone Fresnel type concentric multi-focal lens, wherein the primary optical zones have main diopter for correcting diopter exception, institute Auxiliary dioptric region is stated at least one secondary refractive power for generating at least one defocus, the Fresnel type concentric multi-focal Lens are used to introduce the image focused on the retina of human eye and introduce an out-of-focus image in a superimposed manner simultaneously; The main diopter in the main dioptric region is opposite with the auxiliary secondary refractive power symbol in dioptric region.
2. a kind of optical treatment system for human eye according to claim 1, it is characterised in that:
The ametropia in human eye includes myopia, then the diopter of the primary optical zones is negative value, is used for target The light shafts of reflection are focused on myopia correction on the retina of human eye, and the diopter of the secondary optical zone is positive value, are used Before the light shafts for reflecting target periphery object focus on to generate defocus before at least one before the retina, are described from The front of imaging point position of the target in human eye when coke is located at naked eye;
Or the ametropia in human eye includes long sight, then the diopter of the primary optical zones is positive value, is used for mesh The light shafts of mark reflection are focused on to correct long sight on the retina of human eye, and the diopter of the secondary optical zone is negative value, Light shafts for reflecting target periphery object, which focus on after the retina, generates at least one rear defocus, it is described after from The rear of target imaging point position in human eye when coke is located at naked eye.
3. a kind of optical treatment system for human eye according to claim 1, it is characterised in that: the Fresnel type is same Heart multi-focus lens are Fresnel concentric bi-focal to generate at least one described out-of-focus image.
4. a kind of optical treatment system for human eye according to claim 1, it is characterised in that: the Fresnel type is same Heart multi-focus lens generate at least two out-of-focus images.
5. a kind of optical treatment system for human eye according to claim 1, it is characterised in that: the Fresnel type is same Heart multi-focus lens include any form in following: glasses, glasses accessories, contact lenses and eye implantation.
CN201811374627.8A 2018-11-16 2018-11-16 A kind of optical treatment system for human eye Pending CN109445127A (en)

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CN113406737A (en) * 2021-07-09 2021-09-17 付泽宇 Combined Fresnel lens and eyewear
CN114391121A (en) * 2019-09-12 2022-04-22 香港理工大学 Lenses and methods for retarding myopia progression
CN114502120A (en) * 2019-07-31 2022-05-13 奥克塞拉有限公司 A device for projecting images to the retina
CN114609800A (en) * 2022-03-10 2022-06-10 江苏康耐特光学有限公司 Spectacle lens
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CN114502120A (en) * 2019-07-31 2022-05-13 奥克塞拉有限公司 A device for projecting images to the retina
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CN114391121B (en) * 2019-09-12 2024-03-26 香港理工大学 Lenses and methods used to slow the progression of myopia
CN113341592A (en) * 2021-06-11 2021-09-03 阿尔玻科技有限公司 spectacle lenses
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CN115494658A (en) * 2022-09-21 2022-12-20 珠海博爱之光科技有限公司 Soft contact lens
WO2024132653A3 (en) * 2022-12-23 2024-08-02 Carl Zeiss Vision International Gmbh Spectacle lens design data and method for manufacturing a spectacle lens

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Application publication date: 20190308