本标准规定了从SMPTE 109中规定的一条或两条边缘打孔的16mm电影胶片投影的胶片图像区域的最大尺寸，以及该区域相对于胶片打孔和参考边缘的位置。本标准还规定了一个或两个边缘穿孔的16mm电影胶片的乳胶位置和投影速率，以及16mm有音频电影胶片的音频和图像之间的投影仪螺纹距离。

This standard specifies the maximum dimensions of the film image area intended for projection from a 16-mm motion-picture film perforated one or two edges as specified in SMPTE 109, and the placement of this area relative to the perforations and the reference edge of the film.This standard also specifies the position of the emulsion and the rate of projection for 16-mm motion-picture film perforated one or two edges, and the projector thread-up distance between audio and picture for 16-mm motion picture film with audio.