CA2370277C - Lentilles progressives a profils de puissance de canal modifies - Google Patents

Lentilles progressives a profils de puissance de canal modifies Download PDF

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Publication number
CA2370277C
CA2370277C CA002370277A CA2370277A CA2370277C CA 2370277 C CA2370277 C CA 2370277C CA 002370277 A CA002370277 A CA 002370277A CA 2370277 A CA2370277 A CA 2370277A CA 2370277 C CA2370277 C CA 2370277C
Authority
CA
Canada
Prior art keywords
lens
power profile
channel
power
modifying
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 - Fee Related
Application number
CA002370277A
Other languages
English (en)
Other versions
CA2370277A1 (fr
Inventor
Edgar V. Menezes
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.)
EssilorLuxottica SA
Original Assignee
Essilor International Compagnie Generale dOptique SA
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 Essilor International Compagnie Generale dOptique SA filed Critical Essilor International Compagnie Generale dOptique SA
Publication of CA2370277A1 publication Critical patent/CA2370277A1/fr
Application granted granted Critical
Publication of CA2370277C publication Critical patent/CA2370277C/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02C—SPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY HAVE THE SAME FEATURES AS SPECTACLES; CONTACT LENSES
    • G02C7/00—Optical parts
    • G02C7/02—Lenses; Lens systems ; Methods of designing lenses
    • G02C7/06—Lenses; Lens systems ; Methods of designing lenses bifocal; multifocal ; progressive
    • G02C7/061—Spectacle lenses with progressively varying focal power
    • G02C7/063—Shape of the progressive surface
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B3/00—Simple or compound lenses
    • G02B3/02—Simple or compound lenses with non-spherical faces
    • G02B3/04—Simple or compound lenses with non-spherical faces with continuous faces that are rotationally symmetrical but deviate from a true sphere, e.g. so called "aspheric" 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
    • 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
    • G02C7/061—Spectacle lenses with progressively varying focal power

Landscapes

  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Ophthalmology & Optometry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • General Health & Medical Sciences (AREA)
  • Eyeglasses (AREA)

Abstract

La présente invention concerne des lentilles ophtalmiques multifocales. Cette invention concerne en particulier des lentilles dans lesquelles la modification de la progression de puissance du canal est obtenue sans augmentation significative d'un astigmatisme indésirable.
CA002370277A 1999-05-25 2000-05-02 Lentilles progressives a profils de puissance de canal modifies Expired - Fee Related CA2370277C (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US31821199A 1999-05-25 1999-05-25
US09/318,211 1999-05-25
PCT/US2000/011949 WO2000072051A2 (fr) 1999-05-25 2000-05-02 Lentilles progressives a profils de puissance de canal modifies

Publications (2)

Publication Number Publication Date
CA2370277A1 CA2370277A1 (fr) 2000-11-30
CA2370277C true CA2370277C (fr) 2008-02-26

Family

ID=23237149

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002370277A Expired - Fee Related CA2370277C (fr) 1999-05-25 2000-05-02 Lentilles progressives a profils de puissance de canal modifies

Country Status (11)

Country Link
EP (1) EP1188076A2 (fr)
JP (1) JP2003500685A (fr)
CN (1) CN1364242A (fr)
AU (1) AU4692300A (fr)
BR (1) BR0011535A (fr)
CA (1) CA2370277C (fr)
HK (1) HK1041924A1 (fr)
IL (1) IL146553A0 (fr)
MX (1) MXPA01012204A (fr)
TW (1) TW496980B (fr)
WO (1) WO2000072051A2 (fr)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7318642B2 (en) 2001-04-10 2008-01-15 Essilor International (Compagnie Générale d'Optique) Progressive addition lenses with reduced unwanted astigmatism
US6709105B2 (en) * 2001-04-10 2004-03-23 Johnson & Johnson Vision Care, Inc. Progressive addition lenses
US6955433B1 (en) * 2004-06-17 2005-10-18 Johnson & Johnson Vision Care, Inc. Methods for designing composite ophthalmic lens surfaces
EP1906227B1 (fr) 2005-06-24 2016-08-10 Hoya Corporation Procédé de production d'un groupe de lentilles double progressives pour lunettes
US8690319B2 (en) 2007-05-21 2014-04-08 Johnson & Johnson Vision Care, Inc. Ophthalmic lenses for prevention of myopia progression
FR2941060B1 (fr) * 2009-01-13 2011-04-22 Essilor Int Procede de determination d'une nappe d'aspherisation destinee a une lentille ophtalmique
EP2270578A1 (fr) * 2009-06-30 2011-01-05 Essilor International (Compagnie Générale D'Optique) Procédé et appareil pour la conception d'une lentille optique
US8573774B2 (en) * 2009-10-14 2013-11-05 PixelOptics Opthalmic lens with regressive and non-regressive rotationally symmetric optical design elements
US8042941B2 (en) 2010-01-29 2011-10-25 Indizen Optical Technologies, S.I. Lens with continuous power gradation
JP2012185449A (ja) * 2011-03-08 2012-09-27 Seiko Epson Corp 累進屈折力レンズ
EP2506063A1 (fr) * 2011-03-31 2012-10-03 ESSILOR INTERNATIONAL (Compagnie Générale d'Optique) Lentille ophtalmique progressive
WO2012173891A1 (fr) 2011-06-15 2012-12-20 Visioneering Technologies, Inc. Procédé de traitement de progressions de la myopie
EP2791730B1 (fr) 2011-12-15 2020-03-11 Essilor International Procédés permettant de déterminer une lentille ophtalmique progressive et ensemble d'ébauches de verre semi-fini
TWI588560B (zh) 2012-04-05 2017-06-21 布萊恩荷登視覺協會 用於屈光不正之鏡片、裝置、方法及系統
US9201250B2 (en) 2012-10-17 2015-12-01 Brien Holden Vision Institute Lenses, devices, methods and systems for refractive error
KR102199677B1 (ko) 2012-10-17 2021-01-08 브리엔 홀덴 비전 인스티튜트 리미티드 굴절 오류를 위한 렌즈들, 디바이스들, 방법들 및 시스템들
EP3143457B1 (fr) * 2014-05-15 2024-02-21 Essilor International Procédé de modification de fonction de dioptrique d'une surface de lentille ophtalmique
AU2021283398A1 (en) 2020-06-01 2023-01-05 Icares Medicus, Inc. Double-sided aspheric diffractive multifocal lens, manufacture, and uses thereof

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5771089A (en) * 1984-08-17 1998-06-23 Optische Werke G. Rodenstock Progressive spectacle lens
DE4012609A1 (de) * 1990-04-19 1991-10-24 Zeiss Carl Fa Gleitsichtflaeche fuer eine gleitsichtbrillenlinse
US5715032A (en) * 1996-03-19 1998-02-03 Optical Radiation Corporation Progressive addition power ophthalmic lens
US6000798A (en) * 1997-10-06 1999-12-14 Innotech Inc. Ophthalmic optic devices

Also Published As

Publication number Publication date
HK1041924A1 (zh) 2002-07-26
BR0011535A (pt) 2002-05-14
JP2003500685A (ja) 2003-01-07
WO2000072051A2 (fr) 2000-11-30
AU4692300A (en) 2000-12-12
WO2000072051A3 (fr) 2001-05-31
EP1188076A2 (fr) 2002-03-20
CN1364242A (zh) 2002-08-14
CA2370277A1 (fr) 2000-11-30
TW496980B (en) 2002-08-01
MXPA01012204A (es) 2003-06-30
IL146553A0 (en) 2002-07-25

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Legal Events

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EEER Examination request
MKLA Lapsed

Effective date: 20130502