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JPS54155834A - Large aperture ratio zoom lens - Google Patents

Large aperture ratio zoom lens

Info

Publication number
JPS54155834A
JPS54155834A JP6413978A JP6413978A JPS54155834A JP S54155834 A JPS54155834 A JP S54155834A JP 6413978 A JP6413978 A JP 6413978A JP 6413978 A JP6413978 A JP 6413978A JP S54155834 A JPS54155834 A JP S54155834A
Authority
JP
Japan
Prior art keywords
zoom lens
aperture ratio
large aperture
ratio zoom
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.)
Pending
Application number
JP6413978A
Other languages
Japanese (ja)
Inventor
Michiyoshi Suwa
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.)
Bell and Howell Japan
Original Assignee
Bell and Howell Japan
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 Bell and Howell Japan filed Critical Bell and Howell Japan
Priority to JP6413978A priority Critical patent/JPS54155834A/en
Publication of JPS54155834A publication Critical patent/JPS54155834A/en
Pending legal-status Critical Current

Links

Landscapes

  • Lenses (AREA)
JP6413978A 1978-05-29 1978-05-29 Large aperture ratio zoom lens Pending JPS54155834A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6413978A JPS54155834A (en) 1978-05-29 1978-05-29 Large aperture ratio zoom lens

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6413978A JPS54155834A (en) 1978-05-29 1978-05-29 Large aperture ratio zoom lens

Publications (1)

Publication Number Publication Date
JPS54155834A true JPS54155834A (en) 1979-12-08

Family

ID=13249434

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6413978A Pending JPS54155834A (en) 1978-05-29 1978-05-29 Large aperture ratio zoom lens

Country Status (1)

Country Link
JP (1) JPS54155834A (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5778513A (en) * 1980-11-04 1982-05-17 Minolta Camera Co Ltd Zoom lens system
JPS58102208A (en) * 1981-12-14 1983-06-17 Konishiroku Photo Ind Co Ltd Compact zoom lens
JPS58108511A (en) * 1981-12-22 1983-06-28 Asahi Optical Co Ltd Light zoom lens
JPS59181313A (en) * 1983-03-17 1984-10-15 Konishiroku Photo Ind Co Ltd Zoom lens
JPS63285510A (en) * 1987-05-18 1988-11-22 Canon Inc Zoom lens

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5778513A (en) * 1980-11-04 1982-05-17 Minolta Camera Co Ltd Zoom lens system
JPH0125043B2 (en) * 1980-11-04 1989-05-16 Minolta Camera Kk
JPS58102208A (en) * 1981-12-14 1983-06-17 Konishiroku Photo Ind Co Ltd Compact zoom lens
JPH0314161B2 (en) * 1981-12-14 1991-02-26 Konishiroku Photo Ind
JPS58108511A (en) * 1981-12-22 1983-06-28 Asahi Optical Co Ltd Light zoom lens
JPS6229769B2 (en) * 1981-12-22 1987-06-29 Asahi Optical Co Ltd
JPS59181313A (en) * 1983-03-17 1984-10-15 Konishiroku Photo Ind Co Ltd Zoom lens
JPS63285510A (en) * 1987-05-18 1988-11-22 Canon Inc Zoom lens

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