FR2536180A1 - Lentille ophtalmique a puissance focale progressivement variable, determinee en tenant compte de la convergence - Google Patents

Lentille ophtalmique a puissance focale progressivement variable, determinee en tenant compte de la convergence Download PDF

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Publication number
FR2536180A1
FR2536180A1 FR8303156A FR8303156A FR2536180A1 FR 2536180 A1 FR2536180 A1 FR 2536180A1 FR 8303156 A FR8303156 A FR 8303156A FR 8303156 A FR8303156 A FR 8303156A FR 2536180 A1 FR2536180 A1 FR 2536180A1
Authority
FR
France
Prior art keywords
meridian curve
curve
umbilical
lens
refractive power
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.)
Granted
Application number
FR8303156A
Other languages
English (en)
French (fr)
Other versions
FR2536180B1 (enrdf_load_stackoverflow
Inventor
Akira Kitani
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.)
Hoya Lens Corp
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 FR2536180A1 publication Critical patent/FR2536180A1/fr
Application granted granted Critical
Publication of FR2536180B1 publication Critical patent/FR2536180B1/fr
Granted 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
    • 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)
FR8303156A 1982-11-12 1983-02-25 Lentille ophtalmique a puissance focale progressivement variable, determinee en tenant compte de la convergence Granted FR2536180A1 (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 (2)

Publication Number Publication Date
FR2536180A1 true FR2536180A1 (fr) 1984-05-18
FR2536180B1 FR2536180B1 (enrdf_load_stackoverflow) 1985-04-05

Family

ID=16394443

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8303156A Granted FR2536180A1 (fr) 1982-11-12 1983-02-25 Lentille ophtalmique a puissance focale progressivement variable, determinee en tenant compte de la convergence

Country Status (8)

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

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
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
BR112016019994B1 (pt) * 2014-04-03 2022-05-03 Essilor International Método para a produção de uma lente oftálmica progressiva personalizada, método para a produção de um par personalizado de lentes oftálmicas progressivas e lente oftálmica progressiva personalizada

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3018578A1 (de) * 1979-05-18 1980-11-27 Younger Mfg Ophthalmische progressive linse sowie verfahren zu ihrer herstellung

Family Cites Families (6)

* 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.
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

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3018578A1 (de) * 1979-05-18 1980-11-27 Younger Mfg Ophthalmische progressive linse sowie verfahren zu ihrer herstellung

Also Published As

Publication number Publication date
SE8301087L (sv) 1984-05-13
FR2536180B1 (enrdf_load_stackoverflow) 1985-04-05
NL184389B (nl) 1989-02-01
JPS5988718A (ja) 1984-05-22
IT1158813B (it) 1987-02-25
DE3307009A1 (de) 1984-05-17
NL184389C (nl) 1989-07-03
NL8300742A (nl) 1984-06-01
GB2130391B (en) 1986-11-26
BE896041A (fr) 1983-06-16
GB8305240D0 (en) 1983-03-30
IT8367228A0 (it) 1983-02-28
GB2130391A (en) 1984-05-31
SE8301087D0 (sv) 1983-02-28
JPS6247284B2 (enrdf_load_stackoverflow) 1987-10-07

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