Invention Grant
- Patent Title: Electronic imaging apparatus
- Patent Title (中): 电子成像装置
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Application No.: US12288918Application Date: 2008-10-24
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Publication No.: US07800833B2Publication Date: 2010-09-21
- Inventor: Masahito Watanabe , Tomoyuki Satori
- Applicant: Masahito Watanabe , Tomoyuki Satori
- Applicant Address: JP Tokyo
- Assignee: Olympus Imaging Corp.
- Current Assignee: Olympus Imaging Corp.
- Current Assignee Address: JP Tokyo
- Agency: Kenyon & Kenyon LLP
- Priority: JP2007-281265 20071030; JP2008-186061 20080717
- Main IPC: G02B15/14
- IPC: G02B15/14

Abstract:
An electronic imaging apparatus comprises a zoom lens including at least two lens groups and adapted to implement zooming by changing the spacing between the respective lens groups, and an electronic imaging device. The zoom lens includes at least one positive lens on an imaging device side with respect to an aperture stop, and satisfies the following conditions (1), (2) and (3). |αt−αw|>8 (1) 1.0×10−3
Public/Granted literature
- US20090109546A1 Electronic imaging apparatus Public/Granted day:2009-04-30
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