JPS636848B2 - - Google Patents

Info

Publication number
JPS636848B2
JPS636848B2 JP55153790A JP15379080A JPS636848B2 JP S636848 B2 JPS636848 B2 JP S636848B2 JP 55153790 A JP55153790 A JP 55153790A JP 15379080 A JP15379080 A JP 15379080A JP S636848 B2 JPS636848 B2 JP S636848B2
Authority
JP
Japan
Prior art keywords
lens
group
group lens
filter
angle
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
JP55153790A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5778014A (en
Inventor
Kazuo Igari
Kyoshi Fujii
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.)
Olympus Corp
Original Assignee
Olympus Optical Co Ltd
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 Olympus Optical Co Ltd filed Critical Olympus Optical Co Ltd
Priority to JP55153790A priority Critical patent/JPS5778014A/ja
Priority to US06/316,915 priority patent/US4436382A/en
Publication of JPS5778014A publication Critical patent/JPS5778014A/ja
Publication of JPS636848B2 publication Critical patent/JPS636848B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B9/00—Optical objectives characterised both by the number of the components and their arrangements according to their sign, i.e. + or -
    • G02B9/64—Optical objectives characterised both by the number of the components and their arrangements according to their sign, i.e. + or - having more than six components
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B13/00—Optical objectives specially designed for the purposes specified below
    • G02B13/04—Reversed telephoto objectives

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Lenses (AREA)
JP55153790A 1980-11-04 1980-11-04 Retrofocus type superwide angle lens Granted JPS5778014A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP55153790A JPS5778014A (en) 1980-11-04 1980-11-04 Retrofocus type superwide angle lens
US06/316,915 US4436382A (en) 1980-11-04 1981-10-30 Retrofocus type super wide angle lens system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP55153790A JPS5778014A (en) 1980-11-04 1980-11-04 Retrofocus type superwide angle lens

Publications (2)

Publication Number Publication Date
JPS5778014A JPS5778014A (en) 1982-05-15
JPS636848B2 true JPS636848B2 (en]) 1988-02-12

Family

ID=15570184

Family Applications (1)

Application Number Title Priority Date Filing Date
JP55153790A Granted JPS5778014A (en) 1980-11-04 1980-11-04 Retrofocus type superwide angle lens

Country Status (2)

Country Link
US (1) US4436382A (en])
JP (1) JPS5778014A (en])

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0353940A (ja) * 1989-07-20 1991-03-07 Dainippon Printing Co Ltd 巻取製品の品質内容表示入力方法
JPH0347128U (en]) * 1989-09-13 1991-05-01

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59226315A (ja) * 1983-06-08 1984-12-19 Olympus Optical Co Ltd 硬性鏡光学系
JP4864240B2 (ja) * 2001-07-12 2012-02-01 富士フイルム株式会社 レトロフォーカス型撮影レンズ
GB2423589A (en) * 2005-02-23 2006-08-30 Univ Warwick Wireless communication receiver with optical diverging element and filter

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5544922B2 (en]) 1974-05-11 1980-11-14
JPS5826001B2 (ja) 1975-06-30 1983-05-31 オリンパス光学工業株式会社 レトロフオ−カスガタチヨウコクカクレンズ
JPS5329120A (en) 1976-08-31 1978-03-18 Nippon Chemical Ind Wide angle photographic lens

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0353940A (ja) * 1989-07-20 1991-03-07 Dainippon Printing Co Ltd 巻取製品の品質内容表示入力方法
JPH0347128U (en]) * 1989-09-13 1991-05-01

Also Published As

Publication number Publication date
JPS5778014A (en) 1982-05-15
US4436382A (en) 1984-03-13

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