A camera casing includes a front shell, a rear shell, a lateral shell, a first fastener for connecting the front shell with the rear shell and a second fastener for combining the front shell, the rear shell and the lateral shell with one another. The faxmodem device may be comprised of hardware or software in any proportion. The n-current blocking layer is made of n-Al0. The sensor has a measured data memory. Additionally, the fire extinguishing substance containing chamber may constitute a means for extinguishing cigarettes in table ashtrays of an otherwise conventional form. The transfer roller is rotatably positioned between the heating member and the opening in the frame.