discernible. In the process of digitizing old color films, even badly faded source material can sometimes be restored to full color through digital techniques that amplify the faded dye colors. A digital intermediate scanned from the original negative (if it was processed and stored correctly) can often fully restore colors. Technical specifications 7.62 mm per frame (40 frames per foot) for print stock—7.605 mm per frame for camera stock 122 m (400 feet) = about 11 minutes at 24 frame/s vertical pulldown 16 mm 1.37 aspect ratio enlarging ratio of 1:4.58 for 35 mm Academy format prints camera aperture: 10.26 by 7.49 mm (0.404 by 0.295 in) projector aperture: 9.65 by 7.21 mm (0.380 by 0.284 in) projector aperture (1.85): 9.60 by 5.20 mm (0.378 by 0.205 in) TV station aperture: 9.65 by 7.26 mm (0.380 by 0.286 in) TV transmission: 9.34 by 7.01 mm (0.368 by 0.276 in) TV safe action: 8.40 by 6.29 mm (0.331 by 0.248 in); corner radii: 1.67 mm (0.066 in) TV safe titles: 7.44 by 5.61 mm (0.293 by 0.221 in); corner radii: 1.47 mm (0.058 in) 1 perforation per frame (may also be double perf, i.e. one on each side) Picture to sound separation: sound in advance of picture by 26 frames for optical sound and 28 frames for magnetic. Super 16 1.66 aspect ratio camera aperture: 12.52 by 7.41 mm (0.493 by 0.292 in) projector aperture (full 1.66): 11.76 by 7.08 mm (0.463 by 0.279 in) projector aperture (1.85): 11.76 by 6.37 mm (0.463 by 0.251 in) 1 perforation per frame, always single perf Ultra 16 1.85 aspect ratio camera aperture: 11.66 mm by 7.49 mm (0.459 by 0.295 in) projector aperture: 11.66 mm by 6.15 mm (0.459 by 0.242 in) 1 perforation per frame (may also be double perf, i.e. one on each side) See also Techniques List of film formats Sync sound Pilottone Related film genres Direct cinema Cinéma vérité Docufiction Ethnographic film Ethnofiction References External links Demonstration of a BBC 16mm film crew preparing to shoot Discussion and demonstration of 16mm film cameras by former BBC cameraman Demonstration of 'lacing up' a 16mm film camera History of sub-35 mm Film Formats & Cameras SUPER-16 modification of Bolex Reflex 16 mm camera "Sweet 16: A-list Cinematographers Say the Emulsion's Never Looked So Good, Here's Why...", written February 1, 2005, and accessed December 29, 2005. DIY processing 16 mm – guide