To make dust inconspicuous even in a camera which provides through image display.

The lens interchangeable camera includes a CCD 221 which receives subject luminous flux passed through a taking lens and outputs a subject image signal, a dust-proof filter 218 disposed in front of an imaging plane of the CCD 221, and a liquid crystal monitor 26 which displays a moving image of a subject based upon the output of the CCD 221, and performs dust removing operation wherein the dust-proof filter 218 is vibrated in response to the start or stop of the through image display as moving image display by the liquid crystal monitor 26 (steps #1, #28, and #38).