MX153400A - IMPROVEMENTS IN PROGRESSIVE POWER OPHTHALMIC LENSES - Google Patents

IMPROVEMENTS IN PROGRESSIVE POWER OPHTHALMIC LENSES

Info

Publication number
MX153400A
MX153400A MX186497A MX18649781A MX153400A MX 153400 A MX153400 A MX 153400A MX 186497 A MX186497 A MX 186497A MX 18649781 A MX18649781 A MX 18649781A MX 153400 A MX153400 A MX 153400A
Authority
MX
Mexico
Prior art keywords
ophthalmic lenses
progressive power
power ophthalmic
progressive
lenses
Prior art date
Application number
MX186497A
Other languages
Spanish (es)
Inventor
John Talley 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 MX153400A publication Critical patent/MX153400A/en

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)
MX186497A 1981-02-09 1981-03-23 IMPROVEMENTS IN PROGRESSIVE POWER OPHTHALMIC LENSES MX153400A (en)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
MX153400A true MX153400A (en) 1986-10-07

Family

ID=22874431

Family Applications (1)

Application Number Title Priority Date Filing Date
MX186497A MX153400A (en) 1981-02-09 1981-03-23 IMPROVEMENTS IN PROGRESSIVE POWER OPHTHALMIC LENSES

Country Status (12)

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

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59151128A (en) * 1983-02-17 1984-08-29 Hoya Corp Progressive multifocus spectacle lens
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 (en) * 1987-07-07 1989-10-27 Essilor Int MULTIFOCAL OPHTHALMIC LENS
JP2756670B2 (en) * 1987-11-30 1998-05-25 旭光学工業株式会社 Progressive multifocal spectacle lens
US5285222A (en) * 1992-11-20 1994-02-08 Gentex Optics, Inc. Progressive lens series
FR2704327B1 (en) * 1993-04-23 1995-06-23 Essilor Int Pair of progressive multifocal ophthalmic lenses.
US5812237A (en) * 1995-11-27 1998-09-22 Roddy; Kenneth C. Ophthalmic no-line progressive addition lenses
EP2372435B1 (en) * 2002-05-31 2016-12-14 Crossbows Optical Limited Progressive addition power lens
JP2011070234A (en) * 2005-08-22 2011-04-07 Seiko Epson Corp Progressive-power lens
JP4973027B2 (en) 2005-08-22 2012-07-11 セイコーエプソン株式会社 Progressive power lens
JP4559515B2 (en) * 2008-12-03 2010-10-06 クロスボウズ オプティカル リミテッド Progressive power lens

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 (en) * 1969-09-11 1971-02-15 Lunetiers PROGRESSIVE FOCAL POWER LENSES
NL7107504A (en) * 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 (en) * 1978-04-06 1982-01-07 Optische Werke G. Rodenstock, 8000 München Spectacle lens with a progression area located between the far part and the near part

Also Published As

Publication number Publication date
FR2499725A1 (en) 1982-08-13
CH641572A5 (en) 1984-02-29
GB2092772A (en) 1982-08-18
NL8101311A (en) 1982-09-01
IT8148143A0 (en) 1981-03-30
IE810553L (en) 1982-08-09
AU532218B2 (en) 1983-09-22
IE50992B1 (en) 1986-09-03
NL189879C (en) 1993-08-16
JPH0147767B2 (en) 1989-10-16
GB2092772B (en) 1985-06-19
JPS57139718A (en) 1982-08-28
SE451772B (en) 1987-10-26
CA1153228A (en) 1983-09-06
NL189879B (en) 1993-03-16
BR8101927A (en) 1983-06-07
FR2499725B1 (en) 1985-07-05
AU6855181A (en) 1982-08-26
SE8101437L (en) 1982-08-10

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