Camera having operation member on rear cover thereof, variable picture size camera and picture size switching mechanism, and click stop mechanism

摘要

A camera having a rear cover with an operation member thereon, includes an electrical signal generation device and a mechanical operation device, provided in a camera body; a movable common operation member provided on the rear cover of the camera to actuate the electrical signal generation device and the mechanical operation device; a movable association member in the camera body, which is moved in accordance with the movement of the common operation member when the rear cover is closed, to actuate both the electrical signal generation device and the mechanical operation device; a biasing member on the rear cover, for holding the common operation member at a predetermined position when the rear cover is opened, regardless of the position of the common operation member when the rear cover has been closed; and a biasing member on the camera body, for holding the association member at a predetermined position when the rear cover is opened, regardless of the position of the common operation member when the rear cover has been closed.