The Fujica GS645 Professional is a folding rangefinder camera released in March 1983. It features an EBC Fujinon S 75mm f/3.4 lens with 5 elements and a closest focus distance of 1m. The camera uses a bellows for focusing and has a coupled double image rangefinder. Its light meter has a measuring range of 3.5 to 18 EV and can be set from 25 to 1600 ISO. The GS645 takes 120 and 220 film in a 6x4.5 format and is known for its sharp lenses. When folded, its depth is 56mm, and it weighs 820g without batteries.