BS 5550-2.9.2(1980) : 1980被替代
CINEMATOGRAPHY - PROJECTOR SPOOLS - SPECIFICATION FOR SPOOLS FOR 16mm MOTION-PICTURE PROJECTORS (FROM 244m TO 610m CAPACITY: 24cm TO 38cm SIZE)
出版：British Standards Institution
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基本信息
標準編號： BS 5550-2.9.2(1980) : 1980
發布時間：1980/1/1 0:00:00
標準類別：Standard
出版單位：British Standards Institution
標準頁數：12
標準簡介
Specifies the requirements for projector spools for 16 mm cinematograph film from 800 ft to 2000 ft capacity. Describes four sizes of spools, dimensions, features of construction, accuracy of assembly and finish required.
替代本標準的新標準
