Definitions for "REGISTRATION MARKS"
Keywords:  align, crosshair, overlay, mark, colour
Registration marks are used to help align the various levels of film during the stripping process. Without registration marks it is very difficult to keep all four colors (CMYK) in exactly the correct position on the final printing plates, making color distortion difficult to avoid.
Crosses and target marks outside printable area of a document - usually on film - to make the registration process easier.
Crosshair marks denoted on negatives to insure the proper alignment of colors. Also called Targets.
Keywords:  stencil, holes, match, layers, cut
Small holes cut into a stencil with more than one layer, which allow you to match up the different layers.