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Test film are rolls or loops or slides of photographic film used for testing the quality of equipment. Equipment to be tested could include: telecine, motion picture film scanner, Movie projectors, Image scanners, film-out gear, Film recorders and Film scanners.
Contents
Test films comes in all Film formats: 16mm, 35mm, Super 8, 8mm, 65mm, 70mm and IMAX, both motion pictures and still photography.
China girl
China Girl or Leader Ladies or LAD Girl is common name for a test film with a color or Black-and-white set up chart and a woman. This would be used stand alone or placed on a film leader, that is at the start of the first roll of film. LAD patch is neutral gray, with visual density of 1.0. With the LAD patch is usually a white and black patch for white balancing. Color Patches of Blue, green and red are used to check saturated colors. Grayscale chips are used to check for neutral color balance and correct contrast. While the face is used for color correct flesh tones.
Types
Manufactures
(past and current):