Kit to assemble your own twin-lens reflex 35MM Film camera. This "Do It Yourself" kit, composed of about 40 pieces, will let you experience the joy to assembling a complete working old school analogue camera (that uses 35mm film) and understand their simple working mechanism. Features Assembled in 1 to 3 hours Composed of near 40 pieces Require a knife or scissors and screwdriver Made of strong ABS Plastic Use 35mm film (not included) Visual instruction to build camera included (Chinese) Usage Recommendations Follow assembly instructions carefully (order of assembly is very important) Best photos taken on a bright day Hold the camera very still when shooting (A tripod is recommended for best results) Use 35mm Film preferably ISO 200 Specifications Focal length adjustment range: 50 cm to infinity Focus distance: 47 cm F/Stop: f11 Shutter speed: 1 / 125 sec Weight: 150 g. Material: High Resistance Plastic Dimensions: 50 x 63.5 x 127 mm. Film Type: 35mm (not included).