Real World Print Production with Adobe Creative Suite Applications

Trapping

As you saw in the Brand X logo, if there is misregistration on-press, the result can be unsightly gaps between color areas that don’t share a common ink (Figure 2.15).

Figure 2.15. Misregistration can cause gaps between color areas that don’t have an ink in common.

The remedy for this problem is to use trapping, which involves creating a rim of common color between the dissimilar color areas. In Figure 2.16, the C100-M100 trap is greatly exaggerated for illustrative purposes. In practice, trap thickness is usually around 0.003 of an inch and fairly unobtrusive. Trap thickness may vary depending on prevailing press conditions and the ...