Cinematography. 16 mm film. Sound-Specification for positions and width dimensions of recording head gaps for two sound records on 16 mm magnetic film
电影摄影 16毫米胶片 声音16mm磁膜上两个声音记录用记录头间隙的位置和宽度尺寸规范
Applies to single perforated film and includes control track.Cross References:BS 5550:Subsection 2.1.1BS 5550:Subsection 2.4.3Replaces BS 5550:Part 2:Section 2.4:Subsection 2.4. 2:1978 and BS 5550:Part 2:Section 2.4:Subsection 2.4.5:1978.