a digital camera having an airtight chamber formed by a transparent dustproof plate placed adjacent a lens and pressure compensating or mitigating means . a main camera body and a transparent plate form an airtight chamber in a digital camera . a bellows or deflectable diaphragm is placed within the airtight chamber and coupled to a vent hole open to atmosphere outside of the main camera body . in an embodiment , a position adjusting mechanism moves an image pickup element in a vertical and lateral direction providing a perspective control mechanism .