BR8101927A - Lente oftalmica - Google Patents

Lente oftalmica

Info

Publication number
BR8101927A
BR8101927A BR8101927A BR8101927A BR8101927A BR 8101927 A BR8101927 A BR 8101927A BR 8101927 A BR8101927 A BR 8101927A BR 8101927 A BR8101927 A BR 8101927A BR 8101927 A BR8101927 A BR 8101927A
Authority
BR
Brazil
Prior art keywords
ophthalmic lens
ophthalmic
lens
Prior art date
Application number
BR8101927A
Other languages
English (en)
Portuguese (pt)
Inventor
John T Winthrop
Original Assignee
Ao 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 Ao Inc filed Critical Ao Inc
Publication of BR8101927A publication Critical patent/BR8101927A/pt

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

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)
  • Prostheses (AREA)
BR8101927A 1981-02-09 1981-03-31 Lente oftalmica BR8101927A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US23275581A 1981-02-09 1981-02-09

Publications (1)

Publication Number Publication Date
BR8101927A true BR8101927A (pt) 1983-06-07

Family

ID=22874431

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8101927A BR8101927A (pt) 1981-02-09 1981-03-31 Lente oftalmica

Country Status (12)

Country Link
JP (1) JPS57139718A (it)
AU (1) AU532218B2 (it)
BR (1) BR8101927A (it)
CA (1) CA1153228A (it)
CH (1) CH641572A5 (it)
FR (1) FR2499725B1 (it)
GB (1) GB2092772B (it)
IE (1) IE50992B1 (it)
IT (1) IT8148143A0 (it)
MX (1) MX153400A (it)
NL (1) NL189879C (it)
SE (1) SE451772B (it)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59151128A (ja) * 1983-02-17 1984-08-29 Hoya Corp 累進多焦点眼鏡レンズ
US4676610A (en) * 1983-07-22 1987-06-30 Sola International Holdings Ltd. Method of making progressive lens surface and resulting article
US5123725A (en) * 1986-12-19 1992-06-23 American Optical Corporation Progressive addition spectacle lens
US4861153A (en) * 1986-12-19 1989-08-29 American Optical Corporation Progressive addition spectacle lens
US4838675A (en) * 1987-06-19 1989-06-13 Sola International Holdings, Ltd. Method for improving progressive lens designs and resulting article
FR2617989B1 (fr) * 1987-07-07 1989-10-27 Essilor Int Lentille ophtalmique multifocale
JP2756670B2 (ja) * 1987-11-30 1998-05-25 旭光学工業株式会社 累進多焦点眼鏡レンズ
US5285222A (en) * 1992-11-20 1994-02-08 Gentex Optics, Inc. Progressive lens series
FR2704327B1 (fr) * 1993-04-23 1995-06-23 Essilor Int Paire de lentilles ophtalmiques multifocales progressives.
US5812237A (en) * 1995-11-27 1998-09-22 Roddy; Kenneth C. Ophthalmic no-line progressive addition lenses
ES2614439T3 (es) * 2002-05-31 2017-05-31 Crossbows Optical Limited Lente de aumento de adición progresiva
JP4973027B2 (ja) 2005-08-22 2012-07-11 セイコーエプソン株式会社 累進屈折力レンズ
JP2011070234A (ja) * 2005-08-22 2011-04-07 Seiko Epson Corp 累進屈折力レンズ
JP4559515B2 (ja) * 2008-12-03 2010-10-06 クロスボウズ オプティカル リミテッド 累進屈折力レンズ

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA583087A (en) * 1955-06-04 1959-09-15 J. Davenport Lawrence Variable power lens
BE755907A (fr) * 1969-09-11 1971-02-15 Lunetiers Lentilles a puissance focale progressive
NL7107504A (it) * 1971-06-01 1972-12-05
US4056311A (en) * 1973-08-16 1977-11-01 American Optical Corporation Progressive power ophthalmic lens having a plurality of viewing zones with non-discontinuous variations therebetween
DE2814916C3 (de) * 1978-04-06 1982-01-07 Optische Werke G. Rodenstock, 8000 München Brillenglas mit einem zwischen Fernteil und Nahteil liegenden Progressionsbereich

Also Published As

Publication number Publication date
GB2092772B (en) 1985-06-19
NL8101311A (nl) 1982-09-01
GB2092772A (en) 1982-08-18
IE810553L (en) 1982-08-09
AU532218B2 (en) 1983-09-22
AU6855181A (en) 1982-08-26
IT8148143A0 (it) 1981-03-30
MX153400A (es) 1986-10-07
SE8101437L (sv) 1982-08-10
IE50992B1 (en) 1986-09-03
NL189879C (nl) 1993-08-16
FR2499725A1 (fr) 1982-08-13
NL189879B (nl) 1993-03-16
FR2499725B1 (fr) 1985-07-05
JPH0147767B2 (it) 1989-10-16
SE451772B (sv) 1987-10-26
CA1153228A (en) 1983-09-06
CH641572A5 (fr) 1984-02-29
JPS57139718A (en) 1982-08-28

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Legal Events

Date Code Title Description
MK Patent expired

Effective date: 19960331