The reversal process starts with the development of the negative image. this leaves the unused silver halide untouched, but it is not fixed out, as it will later be used to form the positive image.

• 反转冲洗过程开始于负片影像的显影过程，这个过程剩下未使用过的、原原本本的银盐卤化物，但这些剩余物不能被定型，因为将来它还要被用来形成正片影像。