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JB/T 2221-199116 mm motion picture projector film gates - Dimensions (English PDF)

16mm电影放映片夹尺寸

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Issued by

MIIT

Level / Type

Industry · Recommended

Issue date

July 10, 1991

Implementation date

July 1, 1992

Scope

JB/T 2221-1991 is the English-translated version of 16mm电影放映片夹尺寸.

JB/T 2221-1991 is a recommended standard of the Chinese machinery industry that fixes the dimensions of film gates for 16 mm motion picture projectors. It carries the Chinese classification N42, is a non-equivalent adoption of ANSI PH22.11-1981 and takes the place of JB 2221-1978. It cites GB 7700.

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Document preview — JB/T 2221-1991

National Standard of the People's Republic of China

Issued by: Ministry of Industry and Information Technology of the People's Republic of China

2 Normative references

2 Normative references

JB/T 2221-1991 cites the following standards, which apply in full or in part through the references made to them in its clauses.

GB 7700

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 15 pages — is available in the English PDF.

Referenced standards

Normative references

GB 7700

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