Most new SLRs have automatic exposure control that requires manual setting of shutter speed, leaving the control mechanism ... The Fujica GM670 and GL690 are the first larger-than-35mm cameras to have automatic exposure control (page 208). ... The Keystone 850 will accept several Polaroid Land film sizes, either black and white or color, square or rectangular. Single Lens Reflex Cameras manufacturer model standard lens size light shutter other features GAFL-17 Canon FTbnanbsp;...