single-lens reflex (SLR) camera: camera back
film cartridge chamber
Compartment that holds a film cartridge.
film guide roller
Rotating cylinder that directs the film from the cartridge toward the film guide rails.
film guide rail
Each of the flat metal rails on both sides of the focal plane shutter; the taut film travels along them.
film leader indicator
Indicator showing whether the film leader (end of the film extending outside the cartridge) is properly inserted into the take-up spool.
Spring plate that keeps the film flat as it passes behind the lens.
Small serrated wheel that guides the film toward the take-up spool.
Small ring that holds a strap to help carry the camera.
Cylinder for winding the exposed film.
focal plane shutter
Opaque device that opens for a predetermined length of time based on the shutter speed chosen; it allows light to come in contact with the film.
Device for viewing the scene to be photographed, framing it and adjusting its clarity.
film rewind system
Manual or motorized device that winds a partially or totally exposed film back into its cartridge.