JPS57111507A - Zoom lens - Google Patents
Zoom lensInfo
- Publication number
- JPS57111507A JPS57111507A JP13973380A JP13973380A JPS57111507A JP S57111507 A JPS57111507 A JP S57111507A JP 13973380 A JP13973380 A JP 13973380A JP 13973380 A JP13973380 A JP 13973380A JP S57111507 A JPS57111507 A JP S57111507A
- Authority
- JP
- Japan
- Prior art keywords
- zoom lens
- 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
Links
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US8201079A | 1979-10-05 | 1979-10-05 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS57111507A true JPS57111507A (en) | 1982-07-12 |
Family
ID=22168135
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP13973380A Pending JPS57111507A (en) | 1979-10-05 | 1980-10-06 | Zoom lens |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS57111507A (en) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60225110A (en) * | 1984-04-23 | 1985-11-09 | Sigma:Kk | Telephoto zoom lens |
US4815829A (en) * | 1985-05-31 | 1989-03-28 | Olympus Optical Co., Ltd. | Telephoto zoom lens system |
US5530592A (en) * | 1993-04-30 | 1996-06-25 | Canon Kabushiki Kaisha | Zoom lens of rear focus type |
US5739961A (en) * | 1992-04-30 | 1998-04-14 | Canon Kabushiki Kaisha | Zoom lens |
-
1980
- 1980-10-06 JP JP13973380A patent/JPS57111507A/en active Pending
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS60225110A (en) * | 1984-04-23 | 1985-11-09 | Sigma:Kk | Telephoto zoom lens |
JPH0431092B2 (en) * | 1984-04-23 | 1992-05-25 | ||
US4815829A (en) * | 1985-05-31 | 1989-03-28 | Olympus Optical Co., Ltd. | Telephoto zoom lens system |
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 |
US5530592A (en) * | 1993-04-30 | 1996-06-25 | Canon Kabushiki Kaisha | Zoom lens of rear focus type |
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