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BE896041A - Lentille ophtalmique a puissance focale progressivement variable determinee en tenant compte de la convergence des yeux - Google Patents

Lentille ophtalmique a puissance focale progressivement variable determinee en tenant compte de la convergence des yeux

Info

Publication number
BE896041A
BE896041A BE0/210222A BE210222A BE896041A BE 896041 A BE896041 A BE 896041A BE 0/210222 A BE0/210222 A BE 0/210222A BE 210222 A BE210222 A BE 210222A BE 896041 A BE896041 A BE 896041A
Authority
BE
Belgium
Prior art keywords
ophthalmic lens
focal power
taking account
variable focal
determined taking
Prior art date
Application number
BE0/210222A
Other languages
English (en)
Original Assignee
Hoyo Lens Corp
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 Hoyo Lens Corp filed Critical Hoyo Lens Corp
Publication of BE896041A publication Critical patent/BE896041A/fr

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
    • G02C7/065—Properties on the principal line
    • 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)
BE0/210222A 1982-11-12 1983-02-28 Lentille ophtalmique a puissance focale progressivement variable determinee en tenant compte de la convergence des yeux BE896041A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57198633A JPS5988718A (ja) 1982-11-12 1982-11-12 眼の輻輳を考慮した累進焦点眼鏡レンズ

Publications (1)

Publication Number Publication Date
BE896041A true BE896041A (fr) 1983-06-16

Family

ID=16394443

Family Applications (1)

Application Number Title Priority Date Filing Date
BE0/210222A BE896041A (fr) 1982-11-12 1983-02-28 Lentille ophtalmique a puissance focale progressivement variable determinee en tenant compte de la convergence des yeux

Country Status (8)

Country Link
JP (1) JPS5988718A (fr)
BE (1) BE896041A (fr)
DE (1) DE3307009A1 (fr)
FR (1) FR2536180A1 (fr)
GB (1) GB2130391B (fr)
IT (1) IT1158813B (fr)
NL (1) NL184389C (fr)
SE (1) SE8301087L (fr)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2588672B1 (fr) * 1985-10-16 1989-01-13 Essilor Int Lentille ophtalmique multifocale et progressive
US4838675A (en) * 1987-06-19 1989-06-13 Sola International Holdings, Ltd. Method for improving progressive lens designs and resulting article
JP2573956B2 (ja) * 1987-07-31 1997-01-22 ホ−ヤ株式会社 累進多焦点レンズ
FR2683642B1 (fr) * 1991-11-12 1994-01-14 Essilor Internal Cie Gle Optique Lentille ophtalmique multifocale progressive.
FR2683643B1 (fr) * 1991-11-12 1994-01-14 Essilor Internal Cie Gle Optique Lentille ophtalmique multifocale progressive.
FR2699294B1 (fr) * 1992-12-11 1995-02-10 Essilor Int Lentille ophtalmique multifocale progressive.
FR2874709B1 (fr) 2004-08-27 2006-11-24 Essilor Int Procede de determination d'une paire de lentilles ophtalmiques progressives
US10302965B2 (en) 2014-03-31 2019-05-28 Hoya Lens Thailand Ltd. Progressive addition lens, design method and manufacturing method therefor, and progressive addition lens manufacturing system
CA2943861C (fr) * 2014-04-03 2023-04-04 Essilor International(Compagnie Generale D'optique) Procede de fabrication d'une lentille ophtalmique progressive personnalisee

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1509090A (fr) * 1966-11-29 1968-01-12 Lunetiers Cottet Poichet Soc D Perfectionnements aux lentilles ophtalmiques à puissance focale progressivement variable
NL168626C (nl) * 1973-08-16 1982-04-16 American Optical Corp Lens voor een bril met over het oppervlak varierende sterkte.
US4274717A (en) * 1979-05-18 1981-06-23 Younger Manufacturing Company Ophthalmic progressive power lens and method of making same
EP0027339A3 (fr) * 1979-10-11 1981-05-06 U.K. Wiseman Limited Lentilles ophtalmiques à puissance progressive
DE3016935C2 (de) * 1980-05-02 1991-01-24 Fa. Carl Zeiss, 7920 Heidenheim Multifokale Brillenlinse mit gebietsweise gleitendem Brechwert
JPS5799613A (en) * 1980-12-12 1982-06-21 Seiko Epson Corp Progressive multifocus lens
JPS57210320A (en) * 1981-06-19 1982-12-23 Hoya Corp Progressive focus lens

Also Published As

Publication number Publication date
NL184389B (nl) 1989-02-01
GB2130391A (en) 1984-05-31
FR2536180A1 (fr) 1984-05-18
JPS6247284B2 (fr) 1987-10-07
FR2536180B1 (fr) 1985-04-05
NL8300742A (nl) 1984-06-01
GB8305240D0 (en) 1983-03-30
IT8367228A0 (it) 1983-02-28
SE8301087L (sv) 1984-05-13
GB2130391B (en) 1986-11-26
SE8301087D0 (sv) 1983-02-28
IT1158813B (it) 1987-02-25
NL184389C (nl) 1989-07-03
DE3307009A1 (de) 1984-05-17
JPS5988718A (ja) 1984-05-22

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Legal Events

Date Code Title Description
RE20 Patent expired

Owner name: *HOYO LENS CORP.

Effective date: 20030228