DK0393639T3 - Multifokal linse med en lille apertur - Google Patents

Multifokal linse med en lille apertur

Info

Publication number
DK0393639T3
DK0393639T3 DK90107373.4T DK90107373T DK0393639T3 DK 0393639 T3 DK0393639 T3 DK 0393639T3 DK 90107373 T DK90107373 T DK 90107373T DK 0393639 T3 DK0393639 T3 DK 0393639T3
Authority
DK
Denmark
Prior art keywords
small aperture
multifocal lens
intraocular
relies
zones
Prior art date
Application number
DK90107373.4T
Other languages
Danish (da)
English (en)
Inventor
Allen L Cohen
Original Assignee
Allen L Cohen
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Allen L Cohen filed Critical Allen L Cohen
Application granted granted Critical
Publication of DK0393639T3 publication Critical patent/DK0393639T3/da

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/18—Diffraction gratings
    • 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
    • G02C7/04—Contact lenses for the eyes
    • G02C7/041—Contact lenses for the eyes bifocal; multifocal
    • G02C7/044—Annular configuration, e.g. pupil tuned
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/18—Diffraction gratings
    • G02B5/1876—Diffractive Fresnel lenses; Zone plates; Kinoforms
    • 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
    • G02C7/04—Contact lenses for the eyes
    • G02C7/041—Contact lenses for the eyes bifocal; multifocal
    • G02C7/042—Simultaneous type
    • 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
    • G02C2202/20—Diffractive and Fresnel lenses or lens portions

Landscapes

  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Ophthalmology & Optometry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • General Health & Medical Sciences (AREA)
  • Prostheses (AREA)
  • Eyeglasses (AREA)
  • Acyclic And Carbocyclic Compounds In Medicinal Compositions (AREA)
  • Diffracting Gratings Or Hologram Optical Elements (AREA)
  • Materials For Medical Uses (AREA)
  • Absorbent Articles And Supports Therefor (AREA)
DK90107373.4T 1989-04-19 1990-04-18 Multifokal linse med en lille apertur DK0393639T3 (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/340,496 US5121980A (en) 1989-04-19 1989-04-19 Small aperture multifocal

Publications (1)

Publication Number Publication Date
DK0393639T3 true DK0393639T3 (da) 1996-02-19

Family

ID=23333606

Family Applications (1)

Application Number Title Priority Date Filing Date
DK90107373.4T DK0393639T3 (da) 1989-04-19 1990-04-18 Multifokal linse med en lille apertur

Country Status (17)

Country Link
US (1) US5121980A (fr)
EP (1) EP0393639B1 (fr)
JP (1) JP2768801B2 (fr)
KR (1) KR100215166B1 (fr)
CN (1) CN1023259C (fr)
AT (1) ATE133794T1 (fr)
AU (1) AU638451B2 (fr)
CA (1) CA2014754C (fr)
DE (1) DE69025085T2 (fr)
DK (1) DK0393639T3 (fr)
ES (1) ES2081869T3 (fr)
GR (1) GR3019599T3 (fr)
IE (1) IE74683B1 (fr)
IL (1) IL94136A (fr)
NO (1) NO300047B1 (fr)
TW (1) TW228574B (fr)
ZA (1) ZA902918B (fr)

Families Citing this family (111)

* Cited by examiner, † Cited by third party
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US5076684A (en) * 1988-04-01 1991-12-31 Minnesota Mining And Manufacturing Company Multi-focal diffractive ophthalmic lenses
ES2081811T3 (es) 1988-07-20 1996-03-16 Allen L Dr Cohen Elemento optico difractivo multifocal.
IE73284B1 (en) 1988-08-26 1997-05-21 Allen L Cohen The invention relates to a method of manufacturing a multifocal diffractive optical element
JP2899296B2 (ja) 1988-11-10 1999-06-02 アレン・エル・コーエン 多焦点位相板の製造方法
JPH04361201A (ja) * 1991-06-10 1992-12-14 Olympus Optical Co Ltd フレネルゾーンプレートを用いた光学系
DE4134518A1 (de) * 1991-10-18 1993-04-22 Adatomed Pharma & Med Ophthalmische linse
US5344447A (en) * 1992-11-12 1994-09-06 Massachusetts Institute Of Technology Diffractive trifocal intra-ocular lens design
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US5895422A (en) * 1993-06-17 1999-04-20 Hauber; Frederick A. Mixed optics intraocular achromatic lens
US5517260A (en) * 1994-03-28 1996-05-14 Vari-Site, Inc. Ophthalmic lens having a progressive multifocal zone and method of manufacturing same
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US6392805B1 (en) * 1998-03-23 2002-05-21 Minolta Co., Ltd. Diffractive optical element and an optical system having a diffractive optical element
US6120148A (en) * 1998-10-05 2000-09-19 Bifocon Optics Gmbh Diffractive lens
DE19926512A1 (de) * 1999-06-10 2000-12-14 Acritec Gmbh Intraokularlinse
US6536898B1 (en) * 2000-09-15 2003-03-25 The Regents Of The University Of Colorado Extended depth of field optics for human vision
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US6596025B2 (en) * 2001-03-15 2003-07-22 Valdemar Portney Narrow profile intraocular lens
US7063422B2 (en) 2003-04-16 2006-06-20 Novartis Ag Multifocal ophthalmic lens
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US6951391B2 (en) * 2003-06-16 2005-10-04 Apollo Optical Systems Llc Bifocal multiorder diffractive lenses for vision correction
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US8231219B2 (en) * 2008-04-24 2012-07-31 Amo Groningen B.V. Diffractive lens exhibiting enhanced optical performance
US8862447B2 (en) 2010-04-30 2014-10-14 Amo Groningen B.V. Apparatus, system and method for predictive modeling to design, evaluate and optimize ophthalmic lenses
US8684520B2 (en) * 2008-08-11 2014-04-01 Novartis Ag Lens design and method for preventing or slowing the progression of myopia
WO2010028463A1 (fr) * 2008-09-09 2010-03-18 Ronaldo Santos Pereira Procédé et dispositif d’amortissement d’impacts
US8771348B2 (en) * 2008-10-20 2014-07-08 Abbott Medical Optics Inc. Multifocal intraocular lens
US8292953B2 (en) 2008-10-20 2012-10-23 Amo Groningen B.V. Multifocal intraocular lens
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US8216307B2 (en) * 2008-12-19 2012-07-10 Novartis Ag Radially segmented apodized diffractive multifocal design for ocular implant
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JP4551489B2 (ja) * 2009-01-06 2010-09-29 株式会社メニコン 回折レンズの製造方法
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US8128222B2 (en) * 2009-07-27 2012-03-06 Valdemar Portney Multifocal diffractive contact lens with bi-sign surface shape
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US9370416B2 (en) 2009-08-27 2016-06-21 Jagrat Natavar DAVE Refractive-diffractive lens
AU2010313599B2 (en) * 2009-10-26 2015-08-13 Alcon Inc. Phase-shifted center-distance diffractive design for ocular implant
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US9039762B2 (en) * 2010-03-23 2015-05-26 Novartis Ag Accommodating intraocular lens using trapezoidal phase shift
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EP2928413B1 (fr) 2012-12-04 2019-08-14 AMO Groningen B.V. Lentilles, systèmes et procédés pour fournir des traitements personnalisés binoculaires pour corriger une presbytie
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ES2913639T3 (es) 2017-12-28 2022-06-03 Medicontur Orvostechnikai Kft Lente oftálmica artificial trifocal y método para su producción
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CA3166308A1 (fr) 2019-12-30 2021-07-08 Amo Groningen B.V. Lentilles ayant des profils de diffraction ayant une largeur irreguliere pour le traitement de la vision
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CN120569663A (zh) 2023-02-28 2025-08-29 爱尔康公司 用于嵌入式隐形眼镜的彩色掩模
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Family Cites Families (8)

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US4210391A (en) 1977-09-14 1980-07-01 Cohen Allen L Multifocal zone plate
US4338005A (en) 1978-12-18 1982-07-06 Cohen Allen L Multifocal phase place
US4340283A (en) * 1978-12-18 1982-07-20 Cohen Allen L Phase shift multifocal zone plate
EP0107444B1 (fr) * 1982-10-13 1990-06-27 N.G. Trustees And Nominees Limited Lentilles de contact bifocaux
US4881804A (en) * 1987-11-12 1989-11-21 Cohen Allen L Multifocal phase plate with a pure refractive portion
US4881805A (en) * 1987-11-12 1989-11-21 Cohen Allen L Progressive intensity phase bifocal
CA1316728C (fr) * 1988-04-01 1993-04-27 Michael J. Simpson Lentilles ophtalmiques diffractives multifocales
FR2631713B1 (fr) * 1988-05-19 1990-08-31 Essilor Int Lentille diffractive a profil mixte

Also Published As

Publication number Publication date
KR100215166B1 (ko) 1999-08-16
EP0393639A2 (fr) 1990-10-24
ES2081869T3 (es) 1996-03-16
EP0393639B1 (fr) 1996-01-31
CA2014754A1 (fr) 1990-10-19
ZA902918B (en) 1991-05-29
US5121980A (en) 1992-06-16
EP0393639A3 (fr) 1991-10-23
NO901744D0 (no) 1990-04-19
NO300047B1 (no) 1997-03-24
CN1023259C (zh) 1993-12-22
IE901372L (en) 1990-10-19
JPH0362001A (ja) 1991-03-18
IL94136A0 (en) 1991-01-31
DE69025085D1 (de) 1996-03-14
GR3019599T3 (en) 1996-07-31
KR900016784A (ko) 1990-11-14
CN1047925A (zh) 1990-12-19
NO901744L (no) 1990-10-22
CA2014754C (fr) 1998-12-29
IE901372A1 (en) 1991-02-13
DE69025085T2 (de) 1996-05-30
TW228574B (fr) 1994-08-21
IL94136A (en) 1994-10-07
AU638451B2 (en) 1993-07-01
JP2768801B2 (ja) 1998-06-25
IE74683B1 (en) 1997-07-30
ATE133794T1 (de) 1996-02-15
AU5367590A (en) 1990-10-25

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