JPS5648607A - Wide-angle zoom lens - Google Patents

Wide-angle zoom lens

Info

Publication number
JPS5648607A
JPS5648607A JP12454479A JP12454479A JPS5648607A JP S5648607 A JPS5648607 A JP S5648607A JP 12454479 A JP12454479 A JP 12454479A JP 12454479 A JP12454479 A JP 12454479A JP S5648607 A JPS5648607 A JP S5648607A
Authority
JP
Japan
Prior art keywords
lens
group
lenses
positive
wide
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.)
Granted
Application number
JP12454479A
Other languages
English (en)
Other versions
JPS6144288B2 (ja
Inventor
Keiji Ikemori
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 JP12454479A priority Critical patent/JPS5648607A/ja
Priority to US06/188,560 priority patent/US4390248A/en
Priority to DE19803036003 priority patent/DE3036003A1/de
Publication of JPS5648607A publication Critical patent/JPS5648607A/ja
Publication of JPS6144288B2 publication Critical patent/JPS6144288B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Lenses (AREA)
JP12454479A 1979-09-27 1979-09-27 Wide-angle zoom lens Granted JPS5648607A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
JP12454479A JPS5648607A (en) 1979-09-27 1979-09-27 Wide-angle zoom lens
US06/188,560 US4390248A (en) 1979-09-27 1980-09-18 Wide angle zoom lens
DE19803036003 DE3036003A1 (de) 1979-09-27 1980-09-24 Weitwinkel-zoomobjektiv

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12454479A JPS5648607A (en) 1979-09-27 1979-09-27 Wide-angle zoom lens

Publications (2)

Publication Number Publication Date
JPS5648607A true JPS5648607A (en) 1981-05-01
JPS6144288B2 JPS6144288B2 (ja) 1986-10-02

Family

ID=14888096

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12454479A Granted JPS5648607A (en) 1979-09-27 1979-09-27 Wide-angle zoom lens

Country Status (1)

Country Link
JP (1) JPS5648607A (ja)

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58108511A (ja) * 1981-12-22 1983-06-28 Asahi Optical Co Ltd ビデオカメラ用ズ−ムレンズ
JPS58153913A (ja) * 1982-03-08 1983-09-13 Canon Inc ズ−ムレンズ
JPS58214120A (ja) * 1982-06-07 1983-12-13 Nippon Kogaku Kk <Nikon> ズ−ムレンズ
JPS6011812A (ja) * 1983-06-30 1985-01-22 Asahi Optical Co Ltd バツクフオ−カスの長いズ−ムレンズ
US4506958A (en) * 1981-11-24 1985-03-26 Olympus Optical Co., Ltd. Compact zoom lens system
DE3844239A1 (de) * 1987-12-29 1989-07-27 Asahi Optical Co Ltd Kompaktes zoom-linsensystem mit hohem zoom-verhaeltnis und weitem blickfeld
JPH046012U (ja) * 1990-04-27 1992-01-21
US5739961A (en) * 1992-04-30 1998-04-14 Canon Kabushiki Kaisha Zoom lens

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63189381U (ja) * 1987-05-28 1988-12-06
JPH01315377A (ja) * 1988-06-16 1989-12-20 Rado Syst Kk 洗浄装置の溶剤漏洩防止装置

Cited By (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4506958A (en) * 1981-11-24 1985-03-26 Olympus Optical Co., Ltd. Compact zoom lens system
JPS6229769B2 (ja) * 1981-12-22 1987-06-29 Asahi Optical Co Ltd
JPS58108511A (ja) * 1981-12-22 1983-06-28 Asahi Optical Co Ltd ビデオカメラ用ズ−ムレンズ
JPS58153913A (ja) * 1982-03-08 1983-09-13 Canon Inc ズ−ムレンズ
JPS58214120A (ja) * 1982-06-07 1983-12-13 Nippon Kogaku Kk <Nikon> ズ−ムレンズ
JPS6160416B2 (ja) * 1982-06-07 1986-12-20 Nippon Kogaku Kk
JPS6011812A (ja) * 1983-06-30 1985-01-22 Asahi Optical Co Ltd バツクフオ−カスの長いズ−ムレンズ
JPH0412454B2 (ja) * 1983-06-30 1992-03-04 Asahi Optical Co Ltd
DE3844239A1 (de) * 1987-12-29 1989-07-27 Asahi Optical Co Ltd Kompaktes zoom-linsensystem mit hohem zoom-verhaeltnis und weitem blickfeld
US4917482A (en) * 1987-12-29 1990-04-17 Asahi Kogaku Kogyo Kabushiki Kaisha Compact zoom lens system capable of high zoom ratio and having coverage of a wide visual field
DE3844239C2 (de) * 1987-12-29 1996-10-17 Asahi Optical Co Ltd Varioobjektiv
JPH046012U (ja) * 1990-04-27 1992-01-21
US5739961A (en) * 1992-04-30 1998-04-14 Canon Kabushiki Kaisha Zoom lens
US5754346A (en) * 1992-11-13 1998-05-19 Canon Kabushiki Kaisha Zoom lens
US5784205A (en) * 1992-11-13 1998-07-21 Canon Kabushiki Kaisha Zoom lens

Also Published As

Publication number Publication date
JPS6144288B2 (ja) 1986-10-02

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