IT1158813B - Lente oftalmica a potere variabile in modo progressivo determinato tenendo conto della convergenza degli occhi - Google Patents

Lente oftalmica a potere variabile in modo progressivo determinato tenendo conto della convergenza degli occhi

Info

Publication number
IT1158813B
IT1158813B IT67228/83A IT6722883A IT1158813B IT 1158813 B IT1158813 B IT 1158813B IT 67228/83 A IT67228/83 A IT 67228/83A IT 6722883 A IT6722883 A IT 6722883A IT 1158813 B IT1158813 B IT 1158813B
Authority
IT
Italy
Prior art keywords
convergence
progressive
eyes
account
ophthalmic lens
Prior art date
Application number
IT67228/83A
Other languages
English (en)
Italian (it)
Other versions
IT8367228A0 (it
Inventor
Akira Kitani
Original Assignee
Hoya 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 Hoya Lens Corp filed Critical Hoya Lens Corp
Publication of IT8367228A0 publication Critical patent/IT8367228A0/it
Application granted granted Critical
Publication of IT1158813B publication Critical patent/IT1158813B/it

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)
IT67228/83A 1982-11-12 1983-02-28 Lente oftalmica a potere variabile in modo progressivo determinato tenendo conto della convergenza degli occhi IT1158813B (it)

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 (2)

Publication Number Publication Date
IT8367228A0 IT8367228A0 (it) 1983-02-28
IT1158813B true IT1158813B (it) 1987-02-25

Family

ID=16394443

Family Applications (1)

Application Number Title Priority Date Filing Date
IT67228/83A IT1158813B (it) 1982-11-12 1983-02-28 Lente oftalmica a potere variabile in modo progressivo determinato tenendo conto della convergenza degli occhi

Country Status (8)

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

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
FR2683643B1 (fr) * 1991-11-12 1994-01-14 Essilor Internal Cie Gle Optique Lentille ophtalmique multifocale progressive.
FR2683642B1 (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
EP3128361B1 (en) 2014-03-31 2021-07-14 Hoya Lens Thailand Ltd. Progressive addition lens, design method and manufacturing method therefor, and progressive addition lens manufacturing system
CN106104363B (zh) 2014-04-03 2019-08-30 依视路国际公司 用于生产定制渐进式眼科镜片的方法

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 (en) * 1979-10-11 1981-05-06 U.K. Wiseman Limited Progressive power ophthalmic lenses
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
GB2130391B (en) 1986-11-26
GB8305240D0 (en) 1983-03-30
FR2536180A1 (fr) 1984-05-18
SE8301087D0 (sv) 1983-02-28
SE8301087L (sv) 1984-05-13
JPS5988718A (ja) 1984-05-22
NL184389B (nl) 1989-02-01
IT8367228A0 (it) 1983-02-28
JPS6247284B2 (enExample) 1987-10-07
BE896041A (fr) 1983-06-16
GB2130391A (en) 1984-05-31
NL184389C (nl) 1989-07-03
DE3307009A1 (de) 1984-05-17
NL8300742A (nl) 1984-06-01
FR2536180B1 (enExample) 1985-04-05

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