JPH0581886B2 - - Google Patents

Info

Publication number
JPH0581886B2
JPH0581886B2 JP58170647A JP17064783A JPH0581886B2 JP H0581886 B2 JPH0581886 B2 JP H0581886B2 JP 58170647 A JP58170647 A JP 58170647A JP 17064783 A JP17064783 A JP 17064783A JP H0581886 B2 JPH0581886 B2 JP H0581886B2
Authority
JP
Japan
Prior art keywords
region
refractive power
distance
vision
lens
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.)
Expired - Lifetime
Application number
JP58170647A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6061719A (ja
Inventor
Sakiho Okazaki
Shunei Shinohara
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.)
Seiko Epson Corp
Original Assignee
Seiko Epson 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 Seiko Epson Corp filed Critical Seiko Epson Corp
Priority to JP17064783A priority Critical patent/JPS6061719A/ja
Priority to GB08422399A priority patent/GB2146791B/en
Priority to DE19843432969 priority patent/DE3432969A1/de
Priority to US06/648,913 priority patent/US4537479A/en
Priority to FR8413982A priority patent/FR2552241B1/fr
Publication of JPS6061719A publication Critical patent/JPS6061719A/ja
Priority to SG391/88A priority patent/SG39188G/en
Priority to HK691/89A priority patent/HK69189A/xx
Publication of JPH0581886B2 publication Critical patent/JPH0581886B2/ja
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
    • G02C7/066—Shape, location or size of the viewing zones
    • 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)
JP17064783A 1983-09-16 1983-09-16 累進多焦点レンズ Granted JPS6061719A (ja)

Priority Applications (7)

Application Number Priority Date Filing Date Title
JP17064783A JPS6061719A (ja) 1983-09-16 1983-09-16 累進多焦点レンズ
GB08422399A GB2146791B (en) 1983-09-16 1984-09-05 Progressive multifocal ophthalmic lens
DE19843432969 DE3432969A1 (de) 1983-09-16 1984-09-07 Progressive, multifokale ophthalmische linse
US06/648,913 US4537479A (en) 1983-09-16 1984-09-10 Progressive multifocal ophthalmic lens
FR8413982A FR2552241B1 (fr) 1983-09-16 1984-09-12 Lentille ophtalmique multifocale progressive
SG391/88A SG39188G (en) 1983-09-16 1988-06-20 Progressive multifocal ophthalmic lens
HK691/89A HK69189A (en) 1983-09-16 1989-08-31 Progressive multifocal ophthalmic lens

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP17064783A JPS6061719A (ja) 1983-09-16 1983-09-16 累進多焦点レンズ

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP24491190A Division JPH03109522A (ja) 1990-09-14 1990-09-14 累進多焦点レンズ

Publications (2)

Publication Number Publication Date
JPS6061719A JPS6061719A (ja) 1985-04-09
JPH0581886B2 true JPH0581886B2 (enrdf_load_stackoverflow) 1993-11-16

Family

ID=15908749

Family Applications (1)

Application Number Title Priority Date Filing Date
JP17064783A Granted JPS6061719A (ja) 1983-09-16 1983-09-16 累進多焦点レンズ

Country Status (1)

Country Link
JP (1) JPS6061719A (enrdf_load_stackoverflow)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2580683B2 (ja) * 1988-02-29 1997-02-12 株式会社ニコン 累進多焦点レンズ
JP2536195B2 (ja) * 1989-07-14 1996-09-18 株式会社ニコン 累進焦点レンズ
US5455642A (en) * 1990-12-27 1995-10-03 Sieko Epson Corporation Progressive power lens
JPH07294859A (ja) * 1994-04-25 1995-11-10 Tokai Kogaku Kk 累進多焦点レンズ
WO1996011421A1 (fr) * 1994-10-06 1996-04-18 Seiko Epson Corporation Verres optiques a courbure progressive multifoyer et leur procede de fabrication
JP2014106385A (ja) * 2012-11-28 2014-06-09 Hoya Lense Manufacturing Philippine Inc 累進屈折力レンズおよび累進屈折力レンズの設計方法
JP2019045545A (ja) * 2017-08-30 2019-03-22 東海光学株式会社 バイフォーカルレンズ及びそのバイフォーカルレンズの製造方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3016935C2 (de) * 1980-05-02 1991-01-24 Fa. Carl Zeiss, 7920 Heidenheim Multifokale Brillenlinse mit gebietsweise gleitendem Brechwert
JPS57210320A (en) * 1981-06-19 1982-12-23 Hoya Corp Progressive focus lens

Also Published As

Publication number Publication date
JPS6061719A (ja) 1985-04-09

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