ES2075836T3 - Lentes multifocales que utilizan escalones de desplazamiento. - Google Patents

Lentes multifocales que utilizan escalones de desplazamiento.

Info

Publication number
ES2075836T3
ES2075836T3 ES88310561T ES88310561T ES2075836T3 ES 2075836 T3 ES2075836 T3 ES 2075836T3 ES 88310561 T ES88310561 T ES 88310561T ES 88310561 T ES88310561 T ES 88310561T ES 2075836 T3 ES2075836 T3 ES 2075836T3
Authority
ES
Spain
Prior art keywords
lenses
multifocal lenses
displacement steps
images
phase
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
ES88310561T
Other languages
English (en)
Inventor
Allen L Dr Cohen
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Application granted granted Critical
Publication of ES2075836T3 publication Critical patent/ES2075836T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • G02B5/189—Structurally combined with optical elements not having diffractive power
    • G02B5/1895—Structurally combined with optical elements not having diffractive power such optical elements having dioptric power
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61F—FILTERS 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
    • A61F2/00—Filters implantable into blood vessels; Prostheses, i.e. artificial substitutes or replacements for parts of the body; Appliances for connecting them with the body; Devices providing patency to, or preventing collapsing of, tubular structures of the body, e.g. stents
    • A61F2/02—Prostheses implantable into the body
    • A61F2/14—Eye parts, e.g. lenses, corneal implants; Implanting instruments specially adapted therefor; Artificial eyes
    • A61F2/16—Intraocular lenses
    • A61F2/1613—Intraocular lenses having special lens configurations, e.g. multipart lenses; having particular optical properties, e.g. pseudo-accommodative lenses, lenses having aberration corrections, diffractive lenses, lenses for variably absorbing electromagnetic radiation, lenses having variable focus
    • A61F2/1616—Pseudo-accommodative, e.g. multifocal or enabling monovision
    • A61F2/1618—Multifocal lenses
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B3/00—Simple or compound lenses
    • G02B3/10—Bifocal lenses; Multifocal lenses
    • 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
    • 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
    • G02C—SPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES
    • G02C7/00—Optical parts
    • G02C7/02—Lenses; Lens systems ; Methods of designing lenses
    • G02C7/06—Lenses; Lens systems ; Methods of designing lenses bifocal; multifocal ; progressive
    • G—PHYSICS
    • G02—OPTICS
    • G02C—SPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES
    • G02C2202/00—Generic optical aspects applicable to one or more of the subgroups of G02C7/00
    • G02C2202/20—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)
  • Biomedical Technology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Transplantation (AREA)
  • Engineering & Computer Science (AREA)
  • Cardiology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Vascular Medicine (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Animal Behavior & Ethology (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Eyeglasses (AREA)
  • Materials For Medical Uses (AREA)
  • Superconductors And Manufacturing Methods Therefor (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
  • Absorbent Articles And Supports Therefor (AREA)

Abstract

ESTA INVENCION ES RELATIVA A UNA CONFIGURACION DE LENTES OPTICAS MULTIFOCALES QUE SE BASA SOBRE EL FENOMENO DE VISION SIMULTANEA POR LO QUE AL OJO SE LE PRESENTAS DOS IMAGENES EN UNA. EN PARTICULAR ESTA INVENCION PERMITE HACER UNAS LENTES CON RELATIVAMENTE ABSOLUTA CLARIDAD ENTRE IMAGENES MULTIPLES. DE ESTE MODO, POR EJEMPLO, LAS LENTES PUEDEN COMPRENDER UNA LENTE PORTADORA CL, LA SUPERFICIE DELANTERA I DE LA CUAL ESTA DIVIDIDA EN SEIS ZONAS ANULARES CONCENTRICAS, LIMITADAS POR RADIOS R1-R6 DE TAL MODO QUE FORMAN UNA LAMINA DE FASE TRIFOCAL.FIG 15.
ES88310561T 1986-05-14 1988-11-10 Lentes multifocales que utilizan escalones de desplazamiento. Expired - Lifetime ES2075836T3 (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US06/863,069 US5017000A (en) 1986-05-14 1986-05-14 Multifocals using phase shifting
EP88310561A EP0367878B1 (en) 1986-05-14 1988-11-10 Multifocals using phase shifting steps

Publications (1)

Publication Number Publication Date
ES2075836T3 true ES2075836T3 (es) 1995-10-16

Family

ID=26117093

Family Applications (1)

Application Number Title Priority Date Filing Date
ES88310561T Expired - Lifetime ES2075836T3 (es) 1986-05-14 1988-11-10 Lentes multifocales que utilizan escalones de desplazamiento.

Country Status (7)

Country Link
US (1) US5017000A (es)
EP (1) EP0367878B1 (es)
AT (1) ATE126900T1 (es)
AU (1) AU623343B2 (es)
CA (1) CA1318799C (es)
DE (1) DE3854350T2 (es)
ES (1) ES2075836T3 (es)

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US5044706A (en) * 1990-02-06 1991-09-03 Hughes Aircraft Company Optical element employing aspherical and binary grating optical surfaces
US5117306A (en) * 1990-07-17 1992-05-26 Cohen Allen L Diffraction bifocal with adjusted chromaticity
US5229797A (en) * 1990-08-08 1993-07-20 Minnesota Mining And Manufacturing Company Multifocal diffractive ophthalmic lenses
GB2256500A (en) * 1991-05-03 1992-12-09 Minnesota Mining & Mfg Diffractive mirror having diffractive zones seperated by optical steps
DE4134518A1 (de) * 1991-10-18 1993-04-22 Adatomed Pharma & Med Ophthalmische linse
US5245366A (en) * 1991-10-31 1993-09-14 Svochak Jan B Bifocal contact lens and method of making same
US5260828A (en) * 1992-03-27 1993-11-09 Polaroid Corporation Methods and means for reducing temperature-induced variations in lenses and lens devices
US5344447A (en) * 1992-11-12 1994-09-06 Massachusetts Institute Of Technology Diffractive trifocal intra-ocular lens design
US5760871A (en) * 1993-01-06 1998-06-02 Holo-Or Ltd. Diffractive multi-focal lens
US5815293A (en) * 1993-02-01 1998-09-29 Matsushita Electric Industrial Co., Ltd. Compound objective lens having two focal points
JP2532818B2 (ja) * 1993-02-01 1996-09-11 松下電器産業株式会社 対物レンズおよび光ヘッド装置
US5631762A (en) * 1993-06-04 1997-05-20 Hitachi Koki Co., Ltd. Multi-beam generating element and optical printing apparatus therewith
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US5581405A (en) * 1993-12-29 1996-12-03 Eastman Kodak Company Hybrid refractive/diffractive achromatic camera lens and camera using such
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DE19619478A1 (de) * 1996-05-14 1997-11-20 Sick Ag Optische Anordnung mit diffraktivem optischem Element
US6061324A (en) * 1996-10-23 2000-05-09 Konica Corporation Method for recording/reproducing optical information recording medium, optical pickup apparatus, objective lens and design method of objective lens
EP1884944B1 (en) 1997-03-13 2014-08-27 Hitachi Maxell, Ltd. Compatible objective lens
JP3472097B2 (ja) 1997-08-20 2003-12-02 キヤノン株式会社 回折光学素子及びそれを用いた光学系
US6158862A (en) * 1997-12-04 2000-12-12 Alcon Laboratories, Inc. Method of reducing glare associated with multifocal ophthalmic lenses
US6392805B1 (en) * 1998-03-23 2002-05-21 Minolta Co., Ltd. Diffractive optical element and an optical system having a diffractive optical element
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US6120148A (en) * 1998-10-05 2000-09-19 Bifocon Optics Gmbh Diffractive lens
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US20050027354A1 (en) * 2003-07-28 2005-02-03 Advanced Medical Optics, Inc. Primary and supplemental intraocular lens
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FR2879757B1 (fr) * 2004-12-17 2007-07-13 Essilor Int Procede de realisation d'un element optique transparent, composant optique intervenant dans ce procede et element optique ainsi obtenu
FR2888948B1 (fr) * 2005-07-20 2007-10-12 Essilor Int Composant optique transparent pixellise comprenant un revetement absorbant, son procede de realisation et son utilisation dans un element optique
FR2888947B1 (fr) * 2005-07-20 2007-10-12 Essilor Int Composant optique a cellules
FR2888951B1 (fr) * 2005-07-20 2008-02-08 Essilor Int Composant optique pixellise aleatoirement, son procede de fabrication, et son utilisation dans la fabrication d'un element optique transparent
US7441894B2 (en) 2006-02-09 2008-10-28 Alcon Manufacturing, Ltd. Pseudo-accommodative IOL having diffractive zones with varying areas
US7481532B2 (en) 2006-02-09 2009-01-27 Alcon, Inc. Pseudo-accommodative IOL having multiple diffractive patterns
FR2907559B1 (fr) * 2006-10-19 2009-02-13 Essilor Int Composant optique elecro-commandable comprenant un ensemble de cellules
US20080137030A1 (en) * 2006-11-03 2008-06-12 Hoffman William C Optical devices with reduced chromatic aberration
FR2910642B1 (fr) * 2006-12-26 2009-03-06 Essilor Int Composant optique transparent a deux ensembles de cellules
FR2911404B1 (fr) * 2007-01-17 2009-04-10 Essilor Int Composant optique transparent a cellules remplies de materiau optique
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CA3068351A1 (en) 2017-06-28 2019-01-03 Amo Groningen B.V. Extended range and related intraocular lenses for presbyopia treatment
US11327210B2 (en) 2017-06-30 2022-05-10 Amo Groningen B.V. Non-repeating echelettes and related intraocular lenses for presbyopia treatment
JP7249322B2 (ja) 2017-07-24 2023-03-30 アルコン インコーポレイティド モーフィングされた正弦波位相シフト構造を有する眼用レンズ
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CN115380239A (zh) 2019-12-30 2022-11-22 阿莫格罗宁根私营有限公司 用于视力治疗的具有不规则宽度的衍射轮廓的镜片
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Also Published As

Publication number Publication date
DE3854350T2 (de) 1996-02-08
AU2502088A (en) 1990-05-17
EP0367878B1 (en) 1995-08-23
EP0367878A1 (en) 1990-05-16
AU623343B2 (en) 1992-05-14
CA1318799C (en) 1993-06-08
DE3854350D1 (de) 1995-09-28
ATE126900T1 (de) 1995-09-15
US5017000A (en) 1991-05-21

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