Patent ID: 7589780

Claim:
A camera comprising: an image pick-up device which obtains an image signal corresponding to beams irradiated onto a photoelectrically converting surface thereof; an optical device arranged on a side of the photoelectrically converting surface of the image pick-up device; a dust-proofing member having a substantially plate-shape and including a transparent portion, the transparent portion being provided just-in-front of the optical device at a predetermined interval; a member for vibration which is arranged at a peripheral portion of the dust-proofing member, and which applies vibrations to the dust-proofing member; and a sealing structure which seals a space between the dust-proofing member and the optical device, said sealed space including a first space formed by opposing the dust-proofing member and the optical device, and a second space which is larger than the first space and communicates with the first space and is provided at least at a part of a periphery of the optical device outside of the photoelectrically converting surface of the image pick-up device.