JPH0581008B2 - - Google Patents

Info

Publication number
JPH0581008B2
JPH0581008B2 JP60219515A JP21951585A JPH0581008B2 JP H0581008 B2 JPH0581008 B2 JP H0581008B2 JP 60219515 A JP60219515 A JP 60219515A JP 21951585 A JP21951585 A JP 21951585A JP H0581008 B2 JPH0581008 B2 JP H0581008B2
Authority
JP
Japan
Prior art keywords
lens
aspherical
aperture
aspherical surface
positive
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
JP60219515A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6278520A (ja
Inventor
Takashi Matsushita
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.)
Canon Inc
Original Assignee
Canon Inc
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 Canon Inc filed Critical Canon Inc
Priority to JP21951585A priority Critical patent/JPS6278520A/ja
Publication of JPS6278520A publication Critical patent/JPS6278520A/ja
Publication of JPH0581008B2 publication Critical patent/JPH0581008B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Lenses (AREA)
JP21951585A 1985-10-02 1985-10-02 非球面を有した広角レンズ Granted JPS6278520A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP21951585A JPS6278520A (ja) 1985-10-02 1985-10-02 非球面を有した広角レンズ

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP21951585A JPS6278520A (ja) 1985-10-02 1985-10-02 非球面を有した広角レンズ

Publications (2)

Publication Number Publication Date
JPS6278520A JPS6278520A (ja) 1987-04-10
JPH0581008B2 true JPH0581008B2 (en, 2012) 1993-11-11

Family

ID=16736672

Family Applications (1)

Application Number Title Priority Date Filing Date
JP21951585A Granted JPS6278520A (ja) 1985-10-02 1985-10-02 非球面を有した広角レンズ

Country Status (1)

Country Link
JP (1) JPS6278520A (en, 2012)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2572237B2 (ja) * 1987-09-01 1997-01-16 オリンパス光学工業株式会社 バックフォーカスの長い広角レンズ
JP2582446B2 (ja) * 1989-11-22 1997-02-19 日新工機株式会社 フイルム一体型カメラ用広角レンズ
JP2991524B2 (ja) * 1991-02-15 1999-12-20 旭光学工業株式会社 広角レンズ
US5477388A (en) * 1991-08-20 1995-12-19 Nikon Corporation Inverse telescopic wide angle lens
JP3723637B2 (ja) * 1996-07-03 2005-12-07 ペンタックス株式会社 撮影レンズ
JP3572037B2 (ja) 2001-08-24 2004-09-29 キヤノン株式会社 レンズ系及びそれを有する光学機器

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4852229A (en, 2012) * 1971-10-30 1973-07-23
JPS5113573A (ja) * 1974-07-24 1976-02-03 Hitachi Ltd Taketsushohandotaimakuno seizohoho

Also Published As

Publication number Publication date
JPS6278520A (ja) 1987-04-10

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Legal Events

Date Code Title Description
EXPY Cancellation because of completion of term