Cinestill 800 Tungsten 120 medium format color negative. Great when rated ISO 200-2000! Can be pushed over 3000! CineStill 800Tungsten is a unique film for still photographers. This 800 speed tungsten balanced color negative film is prepared from the same motion picture material used by top cinematographers around the world. This film is designed for difficult low light tungsten situations and may be used in many different lighting situations to achieve a variety of looks.