Invention Grant
- Patent Title: Zoom lens and image pickup apparatus including the same
- Patent Title (中): 缩放透镜和包括其的图像拾取装置
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Application No.: US13957638Application Date: 2013-08-02
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Publication No.: US09244259B2Publication Date: 2016-01-26
- Inventor: Tomoyuki Nakamura
- Applicant: CANON KABUSHIKI KAISHA
- Applicant Address: JP Tokyo
- Assignee: CANON KABUSHIKI KAISHA
- Current Assignee: CANON KABUSHIKI KAISHA
- Current Assignee Address: JP Tokyo
- Agency: Rossi, Kimms & McDowell LLP
- Priority: JP2012-180899 20120817
- Main IPC: H04N5/262
- IPC: H04N5/262 ; G02B15/163 ; G02B15/14 ; G02B15/173
Abstract:
A zoom lens includes, in order from an object side: a first positive lens unit not moving for zooming; a second negative lens unit moving during zooming; a third positive lens unit moving during zooming; a fourth positive lens unit moving during zooming; and a fifth positive lens unit not moving for zooming. Each of the lens units includes positive and negative lenses, and satisfies 10
Public/Granted literature
- US20140049673A1 ZOOM LENS AND IMAGE PICKUP APPARATUS INCLUDING THE SAME Public/Granted day:2014-02-20
Information query
