EP2140303A4 - MULTIFOCAL LENS HAVING PROGRESSIVE OPTICAL POWER REGION AND DISCONTINUITY - Google Patents

MULTIFOCAL LENS HAVING PROGRESSIVE OPTICAL POWER REGION AND DISCONTINUITY

Info

Publication number
EP2140303A4
EP2140303A4 EP20080744801 EP08744801A EP2140303A4 EP 2140303 A4 EP2140303 A4 EP 2140303A4 EP 20080744801 EP20080744801 EP 20080744801 EP 08744801 A EP08744801 A EP 08744801A EP 2140303 A4 EP2140303 A4 EP 2140303A4
Authority
EP
European Patent Office
Prior art keywords
discontinuity
optical power
multifocal lens
power region
progressive optical
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.)
Withdrawn
Application number
EP20080744801
Other languages
German (de)
English (en)
French (fr)
Other versions
EP2140303A2 (en
Inventor
Ronald D Blum
William Kokonaski
Venkatramani S Iyer
Joshua N Haddock
Mark-Mattison Shupnick
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.)
Mitsui Chemicals Inc
Original Assignee
PixelOptics Inc
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 PixelOptics Inc filed Critical PixelOptics Inc
Publication of EP2140303A2 publication Critical patent/EP2140303A2/en
Publication of EP2140303A4 publication Critical patent/EP2140303A4/en
Withdrawn legal-status Critical Current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
    • 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
    • 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
    • G02C7/066—Shape, location or size of the viewing zones
    • 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
    • G02C2202/16—Laminated or compound lenses
    • 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

  • Health & Medical Sciences (AREA)
  • Ophthalmology & Optometry (AREA)
  • Physics & Mathematics (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Eyeglasses (AREA)
EP20080744801 2007-03-29 2008-03-31 MULTIFOCAL LENS HAVING PROGRESSIVE OPTICAL POWER REGION AND DISCONTINUITY Withdrawn EP2140303A4 (en)

Applications Claiming Priority (8)

Application Number Priority Date Filing Date Title
US90736707P 2007-03-29 2007-03-29
US92497507P 2007-06-07 2007-06-07
US93522607P 2007-08-01 2007-08-01
US93549207P 2007-08-16 2007-08-16
US95681307P 2007-08-20 2007-08-20
US93557307P 2007-08-20 2007-08-20
US97002407P 2007-09-05 2007-09-05
PCT/US2008/058930 WO2008121975A2 (en) 2007-03-29 2008-03-31 Multifocal lens having a progressive optical power region and a discontinuity

Publications (2)

Publication Number Publication Date
EP2140303A2 EP2140303A2 (en) 2010-01-06
EP2140303A4 true EP2140303A4 (en) 2011-11-02

Family

ID=39808888

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20080744801 Withdrawn EP2140303A4 (en) 2007-03-29 2008-03-31 MULTIFOCAL LENS HAVING PROGRESSIVE OPTICAL POWER REGION AND DISCONTINUITY

Country Status (5)

Country Link
EP (1) EP2140303A4 (cg-RX-API-DMAC7.html)
JP (1) JP2010522903A (cg-RX-API-DMAC7.html)
CA (1) CA2680870C (cg-RX-API-DMAC7.html)
TW (1) TW200912425A (cg-RX-API-DMAC7.html)
WO (1) WO2008121975A2 (cg-RX-API-DMAC7.html)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2365380A3 (en) * 2007-12-14 2012-05-02 Pixeloptics Inc. Multiple layer multifocal composite lens
KR101364942B1 (ko) 2010-06-30 2014-02-19 파나소닉 주식회사 광 디바이스
CN105301786A (zh) 2010-06-30 2016-02-03 松下知识产权经营株式会社 光学设备
EP2780759B1 (en) * 2011-11-16 2016-03-02 Essilor International (Compagnie Générale D'Optique) Method for providing an optical system of an ophthalmic spectacle lens and method for manufacturing an ophthalmic spectacle lens
WO2015120456A1 (en) * 2014-02-10 2015-08-13 Shamir Optical Industry Ltd. Quasi progressive lenses for eyewear
US9618774B2 (en) 2014-02-10 2017-04-11 Shamir Optical Industry Ltd. Quasi progressive lenses for eyewear
DE102014004381B4 (de) * 2014-03-26 2023-08-10 Rodenstock Gmbh Verbesserte ophthalmische Linse zur Presbyopie-Korrektion sowie Verfahren zum Herstellen und Vorrichtung

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1997042530A1 (en) * 1996-05-06 1997-11-13 Innotech, Inc. Refractive index gradient lens
EP0987578A2 (en) * 1998-09-03 2000-03-22 JOHNSON & JOHNSON VISION PRODUCTS, INC. Progressive addition lenses
WO2000055680A1 (en) * 1999-03-16 2000-09-21 Johnson & Johnson Vision Care, Inc. Method of manufacturing spectacle lenses
FR2793038A1 (fr) * 1999-04-29 2000-11-03 Essilor Int Lentille ophtalmique composite et procede d'obtention d'une telle lentille
US20050270481A1 (en) * 2000-06-23 2005-12-08 E-Vision, L.L.C. Electro-optic lens with integrated components
US20060066808A1 (en) * 2004-09-27 2006-03-30 Blum Ronald D Ophthalmic lenses incorporating a diffractive element
FR2884622A1 (fr) * 2005-04-19 2006-10-20 Essilor Int Verre ophtalmique comprenant une couche d'indice de refraction variable

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4576623A (en) * 1984-03-23 1986-03-18 Corning Glass Works Method for making multifocal ophthalmic lens
US4881804A (en) * 1987-11-12 1989-11-21 Cohen Allen L Multifocal phase plate with a pure refractive portion
CA1316728C (en) * 1988-04-01 1993-04-27 Michael J. Simpson Multi-focal diffractive ophthalmic lenses
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
US5152788A (en) * 1989-12-27 1992-10-06 Minnesota Mining And Manufacturing Company Multifocal diffractive ophthalmic lens and method of manufacture
US5223862A (en) * 1991-04-08 1993-06-29 Corning Incorporated High-index, organic lens member
JPH0749471A (ja) * 1993-08-06 1995-02-21 Kuraray Co Ltd 眼 鏡
IL123574A0 (en) * 1998-03-05 1998-10-30 Holo Or Ltd Progressive multifocal lens construction for eyeglasses
IL124991A (en) * 1998-06-18 2002-12-01 Rotlex 1994 Ltd Multifocal lens combining the advantages of progressive addition lenses and diffractive lenses
US6619799B1 (en) * 1999-07-02 2003-09-16 E-Vision, Llc Optical lens system with electro-active lens having alterably different focal lengths
US7178918B2 (en) * 2000-09-08 2007-02-20 Griffin Richard A Ophthalmic lenses with induced aperture and redundant power regions
TWI232327B (en) * 2001-10-05 2005-05-11 E Vision Llc Hybrid electro-active lens
AU2003241740A1 (en) * 2002-06-14 2003-12-31 Menicon Co., Ltd. Lens for eye
US7377638B2 (en) * 2003-05-19 2008-05-27 Essilor International (Compagnie Generale D'optique) Four zone multifocal lenses
US7472993B2 (en) * 2003-06-09 2009-01-06 Asahi Lite Optical Co., Ltd. Bifocal plastic lens
US6951391B2 (en) * 2003-06-16 2005-10-04 Apollo Optical Systems Llc Bifocal multiorder diffractive lenses for vision correction
US7156516B2 (en) * 2004-08-20 2007-01-02 Apollo Optical Systems Llc Diffractive lenses for vision correction

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1997042530A1 (en) * 1996-05-06 1997-11-13 Innotech, Inc. Refractive index gradient lens
EP0987578A2 (en) * 1998-09-03 2000-03-22 JOHNSON & JOHNSON VISION PRODUCTS, INC. Progressive addition lenses
WO2000055680A1 (en) * 1999-03-16 2000-09-21 Johnson & Johnson Vision Care, Inc. Method of manufacturing spectacle lenses
FR2793038A1 (fr) * 1999-04-29 2000-11-03 Essilor Int Lentille ophtalmique composite et procede d'obtention d'une telle lentille
US20050270481A1 (en) * 2000-06-23 2005-12-08 E-Vision, L.L.C. Electro-optic lens with integrated components
US20060066808A1 (en) * 2004-09-27 2006-03-30 Blum Ronald D Ophthalmic lenses incorporating a diffractive element
FR2884622A1 (fr) * 2005-04-19 2006-10-20 Essilor Int Verre ophtalmique comprenant une couche d'indice de refraction variable

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2008121975A2 *

Also Published As

Publication number Publication date
CA2680870A1 (en) 2008-10-09
WO2008121975A3 (en) 2008-11-27
JP2010522903A (ja) 2010-07-08
TW200912425A (en) 2009-03-16
WO2008121975A4 (en) 2009-01-22
WO2008121975A2 (en) 2008-10-09
CA2680870C (en) 2014-10-21
EP2140303A2 (en) 2010-01-06

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Ipc: G02C 7/02 20060101AFI20110923BHEP

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Owner name: MITSUI CHEMICALS, INC.

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