To provide a camera provided with a projector achieving a low cost and low weight.

The camera has: an imaging optical system comprising a plurality of lenses; an imaging element for imaging object images forming images with the imaging optical system; a projector part for projecting projection images through a projection lens; at least one dual purpose lens 13 for serving at least one lens out of the plurality of the lenses of the imaging optical system and the projection lens; and moving mechanisms 30c, 32-34, 50, M1 arranged on any one of a first position arranged on an optical axis J1 of the imaging optical system and a second position arranged on an optical axis J2 of the projection lens.