ISO 3639:1981
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The latest, up-to-date edition.
Cinematography — Projection reels/spools 75 to 312 mm diameter for 8 mm Type S motion-picture film — Dimensions and specifications
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English, French
01-10-1981
This International Standard specifies the dimensions for 8 mm Type S motion-picture projection reels/spools of 75 to 312 mm diameter (with the exception of the 75 mm Type No. 7) that are interchangeable on all types of reel-to-reel projection equipment. NOTE - The No. 7 reel (75 mm), although temporarily recognized, will be superseded by that specified in ISO 6033. lt is recommended that new projection equipment and reel/spool manufacturing capacity should comply with the requirements of ISO 6033.
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