GB2038020B - Ophthalmic optical system its refraction measurement and frame therefor - Google Patents

Ophthalmic optical system its refraction measurement and frame therefor

Info

Publication number
GB2038020B
GB2038020B GB7932380A GB7932380A GB2038020B GB 2038020 B GB2038020 B GB 2038020B GB 7932380 A GB7932380 A GB 7932380A GB 7932380 A GB7932380 A GB 7932380A GB 2038020 B GB2038020 B GB 2038020B
Authority
GB
United Kingdom
Prior art keywords
optical system
refraction measurement
frame therefor
ophthalmic optical
ophthalmic
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
Application number
GB7932380A
Other versions
GB2038020A (en
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.)
LE I TOCHNOJ MEKHANIKI OPTIKI
Original Assignee
LE I TOCHNOJ MEKHANIKI OPTIKI
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 LE I TOCHNOJ MEKHANIKI OPTIKI filed Critical LE I TOCHNOJ MEKHANIKI OPTIKI
Publication of GB2038020A publication Critical patent/GB2038020A/en
Application granted granted Critical
Publication of GB2038020B publication Critical patent/GB2038020B/en
Expired 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
    • 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

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)
  • Testing Of Optical Devices Or Fibers (AREA)
GB7932380A 1978-12-20 1979-09-18 Ophthalmic optical system its refraction measurement and frame therefor Expired GB2038020B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
SU2693978 1978-12-20
SU2693979 1978-12-20

Publications (2)

Publication Number Publication Date
GB2038020A GB2038020A (en) 1980-07-16
GB2038020B true GB2038020B (en) 1983-06-15

Family

ID=26665715

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7932380A Expired GB2038020B (en) 1978-12-20 1979-09-18 Ophthalmic optical system its refraction measurement and frame therefor

Country Status (5)

Country Link
DD (1) DD146214A1 (en)
DE (1) DE2937743A1 (en)
FR (1) FR2444955A1 (en)
GB (1) GB2038020B (en)
HU (1) HU181900B (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7731358B2 (en) 1999-07-02 2010-06-08 E-Vision Llc System, apparatus, and method for correcting vision using an electro-active lens
US7775660B2 (en) 1999-07-02 2010-08-17 E-Vision Llc Electro-active ophthalmic lens having an optical power blending region
US11963868B2 (en) 2020-06-01 2024-04-23 Ast Products, Inc. Double-sided aspheric diffractive multifocal lens, manufacture, and uses thereof

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0578833A4 (en) * 1992-02-03 1994-06-29 Seiko Epson Corp Variable focus visual power correction apparatus
EP1860483A1 (en) * 1999-07-02 2007-11-28 E-Vision LLC Ophthalmic lens system with an electro-active lens element
FR2881846B1 (en) 2005-02-08 2007-05-11 Essilor Int METHOD FOR DEFINING AN EXTRA FACE FOR EYEWEAR

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1112429A (en) * 1953-09-21 1956-03-14 Optical lens

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7731358B2 (en) 1999-07-02 2010-06-08 E-Vision Llc System, apparatus, and method for correcting vision using an electro-active lens
US7775660B2 (en) 1999-07-02 2010-08-17 E-Vision Llc Electro-active ophthalmic lens having an optical power blending region
US8029134B2 (en) 1999-07-02 2011-10-04 E-Vision, Llc System, apparatus, and method for correcting vision using an electro-active lens
US8333470B2 (en) 1999-07-02 2012-12-18 E-Vision Llc Electro-active opthalmic lens having an optical power blending region
US8727531B2 (en) 1999-07-02 2014-05-20 E-Vision, Llc Electro-active opthalmic lens having an optical power blending region
US11963868B2 (en) 2020-06-01 2024-04-23 Ast Products, Inc. Double-sided aspheric diffractive multifocal lens, manufacture, and uses thereof

Also Published As

Publication number Publication date
FR2444955A1 (en) 1980-07-18
DD146214A1 (en) 1981-01-28
GB2038020A (en) 1980-07-16
HU181900B (en) 1983-11-28
DE2937743A1 (en) 1980-07-03
FR2444955B1 (en) 1982-05-21

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee