After a film has been graded it is necessary to comunicate the grading information to the printing machine. This can be done by mechanical charts, By charts containing Waterhouse stops with and without colour filters, by metal clips,by punch tapes or computer control,…
Every piece of film that we print needs to have an exposure level so that the resultant printed material is of the correct density. It must not be too light or too dark. The process of determining the exposure level we call GRADING in Europe and TIMING in the USA.
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The search for motion pictures in colour started almost as soon as motion pictures themselves. The first process that actually produced motion picture frames was the Lee Turner process in 1901. For more information you can click on the links to open more pages on this …