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Film Technology in Post Production, 2nd Edition
book

Film Technology in Post Production, 2nd Edition

by Dominic Case
April 2013
Beginner
224 pages
6h 1m
English
Routledge
Content preview from Film Technology in Post Production, 2nd Edition

A unique number for every frame of film.

Negative Matching

Keykodes

Printed into the edge of negative film is a series of running numbers: in 35 mm they appear every foot (16 frames), in 16 mm they are every six inches (20 frames). As the numbers increase by one each time, they can be used to uniquely identify any frame within the production. The numbers also include an alpha prefix, which identifies the type of emulsion, and a roll number. Alongside every edge number is a corresponding machine-readable barcode. These edge numbers (or Keykode) are exposed into the negative raw stock during manufacture: they do not become visible until the negative is processed.

A Keykode reader can read the barcode as the film is passed through a bench rewinder. ...

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Publisher Resources

ISBN: 9780240516509