Power zoom lens and camera system having same
AssigneeAsahi Kogaku Kogyo Kabushiki Kaisha
InventorsMasahiro Kawasaki, Hiroyuki Takahashi, Yoshinari Tanimura
Life of this patent
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AssigneeAsahi Kogaku Kogyo Kabushiki Kaisha
InventorsMasahiro Kawasaki, Hiroyuki Takahashi, Yoshinari Tanimura
Estimating the term…
A camera system that includes a taking lens having a motor drive mechanism and a control mechanism for controlling the motor drive mechanism, and a camera body to which the taking lens is detachably mounted. The camera system has a power supply that is provided in the camera body. Power supplying circuits provided in the camera body and the taking lens independently supply the motor drive mechanism and the control mechanism with electrical power. An abnormal power supply detecting device in the taking lens detects an abnormality in the supply of power to the motor drive mechanism, and a power cutting device in the camera body cuts the power supply to the motor drive mechanism when the abnormal power supply detecting device detects an abnormality in the power supply.
A camera system including a taking lens having a motor drive means and a control means for controlling the motor drive means, and a camera body to which the taking lens is detachably mounted, comprising:
Dependencies are inferred from the claim text.