WO2008063874A3 - Electro-active ophthalmic lens having an optical power blending region - Google Patents

Electro-active ophthalmic lens having an optical power blending region Download PDF

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Publication number
WO2008063874A3
WO2008063874A3 PCT/US2007/083780 US2007083780W WO2008063874A3 WO 2008063874 A3 WO2008063874 A3 WO 2008063874A3 US 2007083780 W US2007083780 W US 2007083780W WO 2008063874 A3 WO2008063874 A3 WO 2008063874A3
Authority
WO
WIPO (PCT)
Prior art keywords
electro
optical power
ophthalmic lens
blending region
active ophthalmic
Prior art date
Application number
PCT/US2007/083780
Other languages
French (fr)
Other versions
WO2008063874A2 (en
Inventor
Wilber C Stewart
Joseph Thomas Mcginn
Joshua N Haddock
William Kokonaski
Venkatramani Iyer
Ronald D Blum
Original Assignee
E Vision Llc
Wilber C Stewart
Joseph Thomas Mcginn
Joshua N Haddock
William Kokonaski
Venkatramani Iyer
Ronald D Blum
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 E Vision Llc, Wilber C Stewart, Joseph Thomas Mcginn, Joshua N Haddock, William Kokonaski, Venkatramani Iyer, Ronald D Blum filed Critical E Vision Llc
Publication of WO2008063874A2 publication Critical patent/WO2008063874A2/en
Publication of WO2008063874A3 publication Critical patent/WO2008063874A3/en

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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
    • 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
    • G02C7/08—Auxiliary lenses; Arrangements for varying focal length
    • G02C7/081—Ophthalmic lenses with variable focal length
    • G02C7/083—Electrooptic 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

Abstract

The present invention generally relates to an electro-active optic incorporating a blend region between two regions each having different optical properties
PCT/US2007/083780 2006-11-13 2007-11-06 Electro-active ophthalmic lens having an optical power blending region WO2008063874A2 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US11/595,971 2006-11-13
US11/595,971 US7775660B2 (en) 1999-07-02 2006-11-13 Electro-active ophthalmic lens having an optical power blending region

Publications (2)

Publication Number Publication Date
WO2008063874A2 WO2008063874A2 (en) 2008-05-29
WO2008063874A3 true WO2008063874A3 (en) 2008-12-04

Family

ID=39430448

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/US2007/083780 WO2008063874A2 (en) 2006-11-13 2007-11-06 Electro-active ophthalmic lens having an optical power blending region

Country Status (4)

Country Link
US (1) US7775660B2 (en)
AR (1) AR063801A1 (en)
TW (1) TW200831979A (en)
WO (1) WO2008063874A2 (en)

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US20070052920A1 (en) 2007-03-08
AR063801A1 (en) 2009-02-18

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