Invention Grant
- Patent Title: Zoom lens and image pickup apparatus having the same
- Patent Title (中): 具有相同的变焦镜头和摄像装置
-
Application No.: US14452615Application Date: 2014-08-06
-
Publication No.: US09329372B2Publication Date: 2016-05-03
- Inventor: Kazuya Shimomura
- Applicant: CANON KABUSHIKI KAISHA
- Applicant Address: JP Tokyo
- Assignee: CANON KABUSHIKI KAISHA
- Current Assignee: CANON KABUSHIKI KAISHA
- Current Assignee Address: JP Tokyo
- Agency: Carter, DeLuca, Farrell & Schmidt, LLP
- Priority: JP2013-164807 20130808
- Main IPC: G02B15/14
- IPC: G02B15/14 ; G02B15/20 ; G02B13/00 ; G02B15/177
Abstract:
A zoom lens includes, in order from an object side: a negative first lens unit which does not move for zooming; a positive second lens unit which moves during the zooming; a negative third lens unit which moves during the zooming; and a positive fourth lens unit, wherein the following expressions are satisfied: −0.80
Public/Granted literature
- US20150042846A1 ZOOM LENS AND IMAGE PICKUP APPARATUS HAVING THE SAME Public/Granted day:2015-02-12
Information query
