Patent ID: 7671917

Claim:
An image taking apparatus to which a first lens apparatus having a first image size or second lens apparatus having a second image size smaller than the first image size are selectively attached, the image taking apparatus comprising: an image pickup element which photoelectrically converts an object image formed thereon into a signal; an image processing section which converts an output signal of the image pickup element into image data; a switching unit which switches the size of an image data region corresponding to the first image size within a light receiving region of the image pickup element or the size of an image data region corresponding to the second image size within a light receiving region of the image pickup element; an electronic display unit which electronically displays the image data; and a controller configured to receive information on the image size from one of the attached lens apparatuses and to receive information on the image size to which the size of the image data region corresponds from the switching unit, and configured to control the electronic display unit so that the electronic display unit displays the image data without changing the size of the image data if the both of the image size received from the attached lens apparatus and the image size received from the switching unit are the first image size, and displays enlarged image data which can be displayed in the electronic display unit if the image size received from the switching unit is the second image size.