发明名称 Camera, lens apparatus, and camera system
摘要 There is disclosed a camera system capable of reducing a time after a lens drive command is output until a lens is driven. A camera system according to the present invention comprises a lens apparatus having a booster circuit for boosting a supply voltage and an actuator for receiving a voltage supply from the booster circuit so as to drive a lens unit, and a camera. A camera controller transmits a booster drive command and a lens drive command to the lens controller. The lens controller drives the booster circuit in response to a reception of the booster drive command, and drives the actuator in response to a reception of the lens drive command.
申请公布号 US6795649(B2) 申请公布日期 2004.09.21
申请号 US20030633999 申请日期 2003.08.04
申请人 CANON KABUSHIKI KAISHA 发明人 MURAKAMI JUNICHI
分类号 G02B7/02;G02B7/08;G03B17/00;G03B17/14;(IPC1-7):G03B33/00 主分类号 G02B7/02
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