Patent attributes
A camera system has an optical unit including: an optical system forming subject light into an image; a shooting section receiving the subject light formed into the image through the optical system, taking the image in a shooting mode selected from plural types of shooting modes, and generating an analog image signal indicating the subject light; and a data converter section converting the image signal into digital data having a data format corresponding to the shooting mode. The system also has a camera body including: a connect section where the optical unit is detachably attached; an image processing section obtaining the image data from the optical unit and processing the image data depending on the data format of the image data; and a mode selector section instructing the shooting section to select among the shooting modes and allowing the shooting section to perform shooting in the selected shooting mode.