Patent ID: 8408822

Claim:
A camera comprising: a connection portion that is detachably connected with an interchangeable lens and is provided with an aperture portion, the aperture portion allowing object light that advances through the interchangeable lens to pass therethrough; an imaging element that performs imaging of the object light; a barrier member that is provided to be movable, in a state in which the interchangeable lens is connected with the connection portion, between a closed position, at which the barrier member substantially closes off the aperture portion of the connection portion, and an open position, at which the barrier member is withdrawn from a light path of the object light, the barrier member being provided to be always movable between the closed position and the open position, in a disposed location between the interchangeable lens and the imaging element in an optical axis direction of the object light, in a state in which the interchangeable lens is connected with the connection portion; and a barrier control section that judges a state of mounting of the interchangeable lens to the connection portion, controls the barrier member be in to the closed position if the interchangeable lens is not mounted, and controls the barrier member to be in the open position if the interchangeable lens is mounted and a predetermined first condition is satisfied.