PRINTINGA process for reproducing copy.
PRINTING PLATEAlso called CUT. A flat piece of metal used on a
printing press that contains the image either engraved or etched
photographically on the surface.
PRISMA transparent piece of crystal or optical glass having two plane
surfaces which are not parallel that separate white light into the visible colors
of the spectrum.
PROCESS COLOR REPRODUCTIONA combination of halftone plates,
usually red, yellow, blue, and black, which when printed in perfect register,
combine to produce a fullcolor reproduction.
PRODUCTION DEPARTMENTThe people responsible for purchasing
and maintaining schedules on printing, typography, engravings, bindings,
paper, and sometimes the purchase of art for an organization.
PROGRESSIVE PROOFSProofs showing the order of printing and shade
of ink for each required plate.
PROGRESSIVE DISCLOSURESystematically revealing information on a
partially obscured visual.
PROJECTIONThe act or art of projecting lines-and planes in orthographic
and perspective drawings.
PROJECTOR A device containing a light and lenses for projecting an
image onto another surface.
PROJECTURAL(1) An image projected onto another surface; (2) The
image so projected.
PROOFA printed impression from a negative, a plate, or a body of type
submitted for examination or correction.
Continued on next page