To expose film or a plate twice to different negatives and thus create a composite image.
Exposing a plate to multiple images.
Transferring more than one image to a piece of film or printing plate.
To expose a printing plate to two negatives, creating a composite image.
A prepress term referring to the exposure of film or a printing plate twice with two different negatives and thus creating a composite image.
The merging of two films into one using a contact screen camera. It is usually used to bring the black text into the black separation.