发明授权
- 专利标题： Focus detection device
- 专利标题（中）： 对焦检测装置
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申请号： US10778024申请日： 2004-02-17
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公开(公告)号： US06937818B2公开(公告)日： 2005-08-30
- 发明人: Masahiro Nakata , Satoru Horita
- 申请人： Masahiro Nakata , Satoru Horita
- 申请人地址： JP Tokyo
- 专利权人： PENTAX Corporation
- 当前专利权人： PENTAX Corporation
- 当前专利权人地址： JP Tokyo
- 代理机构： Greenblum & Bernstein, P.L.C.
- 优先权： JP2003-040202 20030218
- 主分类号： G02B7/28
- IPC分类号： G02B7/28 ; G03B13/34 ; G03B13/36 ; H04N1/00
摘要：
A focus detection device includes a plurality of line sensors, a plurality of monitor sensors provided adjacent to respective the line sensors, wherein each of the monitor sensors monitors the quantity of light received by a corresponding the line sensor, and a control device which controls the driving of the line sensors and the monitor sensors in a desired combination thereof. The line sensors, the monitor sensors, and the control device are provided on a common circuit board.
公开/授权文献
- US20040161229A1 Focus detection device 公开/授权日：2004-08-19
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