JPS5229521B2 - - Google Patents

Info

Publication number
JPS5229521B2
JPS5229521B2 JP6645172A JP6645172A JPS5229521B2 JP S5229521 B2 JPS5229521 B2 JP S5229521B2 JP 6645172 A JP6645172 A JP 6645172A JP 6645172 A JP6645172 A JP 6645172A JP S5229521 B2 JPS5229521 B2 JP S5229521B2
Authority
JP
Japan
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
JP6645172A
Other languages
Japanese (ja)
Other versions
JPS4923912A (enrdf_load_html_response
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 filed Critical
Priority to JP6645172A priority Critical patent/JPS5229521B2/ja
Publication of JPS4923912A publication Critical patent/JPS4923912A/ja
Publication of JPS5229521B2 publication Critical patent/JPS5229521B2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Excavating Of Shafts Or Tunnels (AREA)
JP6645172A 1972-07-03 1972-07-03 Expired JPS5229521B2 (enrdf_load_html_response)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6645172A JPS5229521B2 (enrdf_load_html_response) 1972-07-03 1972-07-03

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6645172A JPS5229521B2 (enrdf_load_html_response) 1972-07-03 1972-07-03

Publications (2)

Publication Number Publication Date
JPS4923912A JPS4923912A (enrdf_load_html_response) 1974-03-02
JPS5229521B2 true JPS5229521B2 (enrdf_load_html_response) 1977-08-02

Family

ID=13316135

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6645172A Expired JPS5229521B2 (enrdf_load_html_response) 1972-07-03 1972-07-03

Country Status (1)

Country Link
JP (1) JPS5229521B2 (enrdf_load_html_response)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5334539A (en) * 1976-09-13 1978-03-31 Tokina Optical Wide angle high zoom ratio zoom system
JPS5426754A (en) * 1977-07-30 1979-02-28 Asahi Optical Co Ltd Zoom lens having small distorted aberration
JPS54151027A (en) * 1978-05-19 1979-11-27 Sigma Kk Small wide angle zoom lens
JPS5532037A (en) * 1978-08-29 1980-03-06 Nippon Kogaku Kk <Nikon> Zoom lens system for near distance
JPS5535323A (en) * 1978-09-04 1980-03-12 Sigma:Kk Super wide-angle zoom lens
JPS5590930A (en) * 1978-12-29 1980-07-10 Nippon Kogaku Kk <Nikon> 4-group constitution lens
JPS5833531B2 (ja) * 1980-06-05 1983-07-20 コニカ株式会社 高変倍率ズ−ムレンズ
JPS575023A (en) * 1980-06-11 1982-01-11 Minolta Camera Co Ltd Zoom lens system
JPS5711315A (en) * 1980-06-24 1982-01-21 Konishiroku Photo Ind Co Ltd Zoom lens with highly variable magnification preceding negative groups
JP2778232B2 (ja) * 1990-09-07 1998-07-23 キヤノン株式会社 広角ズームレンズ
JP2808905B2 (ja) * 1991-02-19 1998-10-08 キヤノン株式会社 ズームレンズ
US5576890A (en) * 1992-02-28 1996-11-19 Canon Kabushiki Kaisha Zoom lens
US5691851A (en) * 1993-07-14 1997-11-25 Canon Kabushiki Kaisha Zoom lens
US5710669A (en) * 1994-03-17 1998-01-20 Canon Kabushiki Kaisha Wide-angle zoom lens
JP3576679B2 (ja) * 1996-01-25 2004-10-13 キヤノン株式会社 ズームレンズ
US6191896B1 (en) 1997-09-04 2001-02-20 Canon Kabushiki Kaisha Zoom lens and optical apparatus having the same
US6285509B1 (en) 1997-12-25 2001-09-04 Canon Kabushiki Kaisha Zoom lens and display apparatus having the same

Also Published As

Publication number Publication date
JPS4923912A (enrdf_load_html_response) 1974-03-02

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