Clad in space-age ABS plastic, the Perfekt's featured full aperture and shutter settings allow you to dial in the precise exposure. Be blown away by its distinctive OF-28P swing lens that sweeps across the earth with full 120 degrees of vision! Each shot yields a 58mm long negative that extends to about two standard frames! Clockwork mechanics grant quiet operation of your Perfekt without the use of batteries. The Horizon Perfekt is the universe's professional panoramic camera of choice. Tech specs MC 28mm f/2.8 with improved optical characteristics Frame format: 24×58 mm Film used: 35mm perforated Number of frames: 22 (at standard length of 1.65 m) Panoramic angle: horizontal: 120° vertical: 45° Viewfinder device field of view: 1100×440; ocular magnification: 0.4x Shutter speeds, sec: 1/2, 1/4, 1/8, 1/30, 1/60, 1/125, 1/250, 1/500 Level accuracy: 5° Tripod socket connection sizes: 1/4'' Dimensions: 117.5×146×73 mm Weight: 0.75 kg