发明名称 Camera system and lens apparatus
摘要 A camera system (100) for driving a diaphragm (202) by a stepping motor including first and second coils and capable of 2-phase driving, includes a display unit configured to display an image signal, a live view control unit configured to display image signals sequentially read from an image sensor (112) in the display unit, and a control unit (120) configured to set only one of the first and second coils to be in an energized state when the live view control unit displays the image signals in the display unit.
申请公布号 EP1953591(A2) 申请公布日期 2008.08.06
申请号 EP20080100022 申请日期 2008.01.02
申请人 CANON KABUSHIKI KAISHA 发明人 HIROSE, MINORU
分类号 G03B7/085;G03B7/097;G03B9/02;G03B9/06;H04N5/225;H04N5/238 主分类号 G03B7/085
代理机构 代理人
主权项
地址