photographic apparatus and equipment; photographic machines and apparatus; photographic apparatus and instruments; multipurpose cameras; electronic sensors and sensor controllers; sensors; remote monitoring equipment; infrared remote controls; sensors, detectors and monitoring instruments; computer hardware for remotely accessing and transmitting data; measuring, detecting, supervision and controlling apparatus; measuring, detecting, monitoring and controlling apparatus; scientific, optical, measuring, signalling and checking apparatus and instruments; detection apparatus; detection apparatus and instruments; distance measuring apparatus; detecting apparatus and instruments