back could be fitted in lieu of the normal back to the F3. This film back, known as the MF-4, was capable of handling up to 10 meters (33 ft) of 35mm film, or 250 exposures. See also Kodak DCS-100, an early digital DSLR system that used F3 bodies for photographic functions. References External links Debut of the Nikon F3, by Nikon mir.com mir.com Nikon F3 at camerapedia Nikon F3 Resource including Manuals at NikonF3.com Nikon F3H recollections by Nikon engineer F003 F003