JPS6248205B2 - - Google Patents

Info

Publication number
JPS6248205B2
JPS6248205B2 JP58025379A JP2537983A JPS6248205B2 JP S6248205 B2 JPS6248205 B2 JP S6248205B2 JP 58025379 A JP58025379 A JP 58025379A JP 2537983 A JP2537983 A JP 2537983A JP S6248205 B2 JPS6248205 B2 JP S6248205B2
Authority
JP
Japan
Prior art keywords
cross
meridian
refractive power
point
sectional curve
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
Application number
JP58025379A
Other languages
English (en)
Japanese (ja)
Other versions
JPS59151128A (ja
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 Corp
Original Assignee
Hoya 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 Corp filed Critical Hoya Corp
Priority to JP2537983A priority Critical patent/JPS59151128A/ja
Publication of JPS59151128A publication Critical patent/JPS59151128A/ja
Publication of JPS6248205B2 publication Critical patent/JPS6248205B2/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
    • 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)
JP2537983A 1983-02-17 1983-02-17 累進多焦点眼鏡レンズ Granted JPS59151128A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2537983A JPS59151128A (ja) 1983-02-17 1983-02-17 累進多焦点眼鏡レンズ

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2537983A JPS59151128A (ja) 1983-02-17 1983-02-17 累進多焦点眼鏡レンズ

Publications (2)

Publication Number Publication Date
JPS59151128A JPS59151128A (ja) 1984-08-29
JPS6248205B2 true JPS6248205B2 (US06373033-20020416-M00002.png) 1987-10-13

Family

ID=12164216

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2537983A Granted JPS59151128A (ja) 1983-02-17 1983-02-17 累進多焦点眼鏡レンズ

Country Status (1)

Country Link
JP (1) JPS59151128A (US06373033-20020416-M00002.png)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6435710U (US06373033-20020416-M00002.png) * 1987-08-26 1989-03-03

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5543816A (en) * 1993-10-07 1996-08-06 Virtual Vision Head mounted display system with aspheric optics

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52110646A (en) * 1976-03-11 1977-09-16 Rodenstock Optik G Continuously variable type spectacle lens
JPS54143245A (en) * 1978-04-06 1979-11-08 Rodenstock R Lens for spectacles
JPS57139718A (en) * 1981-02-09 1982-08-28 American Optical Corp Glasses lens with progressive refraction force

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52110646A (en) * 1976-03-11 1977-09-16 Rodenstock Optik G Continuously variable type spectacle lens
JPS54143245A (en) * 1978-04-06 1979-11-08 Rodenstock R Lens for spectacles
JPS57139718A (en) * 1981-02-09 1982-08-28 American Optical Corp Glasses lens with progressive refraction force

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6435710U (US06373033-20020416-M00002.png) * 1987-08-26 1989-03-03

Also Published As

Publication number Publication date
JPS59151128A (ja) 1984-08-29

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