Patent ID: 7907189

Claim:
An image capturing apparatus detachably mounting a lens unit which has a first zoom operation unit for instructing a zooming operation and an optical zoom mechanism, comprising: an image capturing unit; a second zoom operation unit configured to instruct the zooming operation; an electronic zoom unit configured to enlarge an image captured by said image capturing unit; an information input unit configured to input zoom information which is stored in the lens unit and indicates whether the optical zoom mechanism is a first optical zoom mechanism that operates in response to a control signal from said second zoom operation unit or a second optical zoom mechanism that does not operate in response to a control signal from said second zoom operation unit; and a control unit configured to change a control of the optical zoom mechanism based on operation information of said first zoom operation unit, operation information of said second zoom operation unit, and information of whether or not the enlarging operation of the image is performed by said electronic zoom unit, wherein said electronic zoom unit enlarges the image captured by said image capturing unit in any case that the zoom information indicates that the optical zoom mechanism is the first optical zoom mechanism or the zoom information indicates that the optical zoom mechanism is none of the first and second optical zoom mechanism.