Patent ID: 8582021

Claim:
A camera device comprising a lens unit and a camera body detachable from the lens unit, comprising: a communication interface communicably connecting the lens unit and the camera body; the lens unit comprising an optical system including a lens; a diaphragm controller which operates a shutter and controls a diaphragm amount; an imaging portion including an image sensor which photo-electrically converts light from a subject having transmitted through the lens; an image processor which generates image data from an output of the imaging portion; and a storage medium in which an accumulated exposure time and a limit exposure time of the image sensor are stored, the accumulated exposure time being a time from a shutter opening to a shutter closing cumulatively added, the limit exposure time to indicate a degradation of the image sensor; the camera body comprising a determiner portion which determines the degradation of the image sensor by determining whether or not the accumulated exposure time is over the limit exposure time; and a notifying portion which notifies that the accumulated exposure time is over the limit exposure time when the determiner portion determines that the accumulated exposure time is over the limit exposure time.