电影胶片（8-mm S型）？曝光控制和库存识别？声音和无声电影胶片相机墨盒槽口本标准规定了8-mm S型声音和无声电影胶片相机墨盒槽口的尺寸和位置，用于根据胶片速度和颜色平衡过滤器自动预设曝光设备。本标准还规定了用于识别运动的弹壳槽口的尺寸和位置- 盒里有胶卷。

Motion-Picture Film (8-mm Type S) ¿ Exposure Control and Stock Identification ¿ Sound and Silent Camera Cartridge Notches This standard specifies the dimensions and location of 8-mm type S sound and silent motion-picture film camera cartridge notches intended to preset exposure devices automatically with respect to the film speed and color-balancing filter.This standard also specifies the dimensions and location of cartridge notches intended for identification of the motion-picture film inside the cartridge.