标准号:ISO 9525-1988
中文标准名称:电影 17.5mm磁片膜上双声迹录音磁头隙缝 位置和宽度尺寸
英文标准名称:Cinematography; recording head gaps for two sound records on 17,5 mm magnetic film; positions and width dimensions
标准类型:A15
发布日期:1999/12/31 12:00:00
实施日期:1988/8/1 12:00:00
中国标准分类号:A15
国际标准分类号:37.060.20
适用范围:This International Standard specifies the lateral positions and width dimensions of the recording heads for two magnetic sound records and a control track on 17,5 mm single perforated magnetic recording film.
It also specifies the reproducing velocity of the film travel.