The standard negative pulldown for 35 mm motion picture film is four perforations per frame along both edges, which makes for exactly how many frames per foot?
35 mm film 35 mm film 35 mm film (millimeter) is the film gauge most commonly used for motion pictures and chemical still photography (see 135 film). The name of the gauge refers to the width of the photographic film, which consists of strips 34.98 ±0.03 mm (1.377 ±0.001 inches) wide. The standard negative pulldown for movies ("single-frame" format) is four perforations per frame along both edges, which results in 16 frames per foot of film. For still photography, the standard frame has eight perforations on each side. A variety of largely proprietary gauges were devised for the numerous camera and projection systems
35 mm film projectors. In spite of the uptake in digital projectors installed in global cinemas, 35mm film remains in a niche market of enthusiasts and format lovers. Technical specifications for 35 mm film are standardized by SMPTE. 35 mm film 35 mm film (millimeter) is the film gauge most commonly used for motion pictures and chemical still photography (see 135 film). The name of the gauge refers to the width of the photographic film, which consists of strips 34.98 ±0.03 mm (1.377 ±0.001 inches) wide. The standard negative pulldown for movies ("single-frame" format) is four perforations per frame along both edges, which