Patent ID: 7006301

Claim:
A camera of a retractable lens barrel type, comprising: a casing; a lens barrel provided on said casing and having an image pickup optical system accommodated therein; said lens barrel being movable between a projecting position in which said lens barrel projects most forwardly of said casing and an accommodated position in which said lens barrel is accommodated within said casing; an annular adapter ring attachment portion provided on said casing in such a manner as to surround said lens barrel; detection means for detecting that an adapter ring is attached to said adapter ring attachment portion; and lens barrel control means for controlling the projection amount of said lens barrel in response to a result of the detection of said detection means; the control of the projection amount of said lens barrel by said lens barrel control means being performed within a range within which a front end of said lens barrel is positioned rearwardly of a front end of the adapter ring while the adapter ring is attached to said adapter ring attachment portion; and a dial switch for selecting an image pickup mode, a shutter switch for initiating an image pickup operation, and a flash apparatus for illuminating auxiliary light, each provided on an upper face of the casing.