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ISO International Standard
Cinematography — Optical printing ratios for enlargement and reduction of motion-picture film images — Specifications
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Publication Date: 1976-12-01
Ref: ISO 4238:1976
stdNumber: 4238
Version: 1
Edition: 1
Pages: 2
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Cinematography — Optical printing ratios for enlargement and reduction of motion-picture film images — Specifications quantity
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