发明名称 |
Zoom lens and image pickup apparatus including the same |
摘要 |
<p>Provided is a zoom lens including, in order from an object side to an image side: a first lens unit having a positive refractive power which does not move for zooming; a second lens unit having a negative refractive power which moves during zooming; and an N-th lens unit having a positive refractive power which does not move for zooming and is arranged closest to the image side. In the zoom lens, the N-th lens unit includes in order from an object side: a first sub-lens unit; and a second sub-lens unit which is movable, and a lateral magnification at a wide angle end of the N-th lens unit and a lateral magnification at a wide angle end of the second sub-lens unit of the N-th lens unit when an axial ray enters from infinity in a state in which focus is at the infinity are appropriately set.</p> |
申请公布号 |
EP2871510(A1) |
申请公布日期 |
2015.05.13 |
申请号 |
EP20140003765 |
申请日期 |
2014.11.07 |
申请人 |
CANON KABUSHIKI KAISHA |
发明人 |
SHIMOMURA, KAZUYA;NAKAMURA, TOMOYUKI;INOMOTO, YU;WAKAZONO, TSUYOSHI |
分类号 |
G02B15/14;G02B15/173 |
主分类号 |
G02B15/14 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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