The Camera module covers all major still film formats from 35mm to 8 x 10in/18 x 24cm. The data for 16 fixed focal length or zoom lenses can be stored. The calculations include angle of view, depth of field, hyperfocal distance, area covered, magnification, enlarging, flash, infra-red focusing, light source conversion, print perspective and time/temperature. Includes calculations for supplementary lenses and lens extension.