BS 5550-7.2.3:1978被替代
Cinematography. Production and presentation. Screens and screen luminance. Specification for screen luminance for the projection of 35 mm film on matt and directional screens
出版：British Standards Institution
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基本信息
标准编号： BS 5550-7.2.3:1978
发布时间：1961/10/5 0:00:00
标准类别：Standard
出版单位：British Standards Institution
标准页数：0
标准简介
Maximum and minimum luminance at centre and sides of screen, for black-and-white and colour films. Conditions of measurement, test positions in auditorium for directional screens, type of photometer. Investigations to establish optimum luminance values for satisfactory projection appended.
标准备注
© British Standards Institution 2013
Replaces notes:
Replaces BS 1404:1953.
Amendment notes:
AMD 2722
Document identifier notes:
Formerly BS 1404:1961.
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