|
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
|