The all new SamCine Mk III is an updated version of the classic Samcine Mk II and Kelly calculators which are used by virtually every film cameraman and camera assistant in the world. It's principal use is to determine the depth of acceptable focus, taking into consideration the focal length of the lens in use, the lens aperture and other parameters. The Mk III has many new features incorporated into the original design to make it more precise and to extend its usefulness.
All curves are now alternately colored red and black for easy identification.
Updated Lens Focal length markings to suit today's commonly used lenses. Easier to read Depth of Field distanc markings. Soft carrying pouch with belt loop. Hyperfocal distance, focus split, minimum aperture and maximum focal length calculations.