■ THE BASICS OF THE FILM SYSTEM
■ Figure 8-1 The difference between still images in a strip of film is very slight.
The essentials of the film system have changed very little since its invention in the 19th century. Film is a mechanical and photochemical motion picture system. It creates the illusion of motion through the rapid presentation of a series of sequential photographic images fixed to a flexible and transparent strip of cellulose. At a rate of 24 frames per second each image is projected onto a screen and held stationary long enough for the viewer to register the image before it is quickly replaced with ...
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