Definitions for "Colour Control Bar"
A coloured strip in various densities on the back edge of the sheet which enables the platemaker and printer to check by eye or instrument the nature of each ink film.
A coloured strip on the margin of the sheet which enables the platemaker and printer to check by eye or instrument the printing charateristics of each ink layer
Similar to the calibration bars, this is a strip on the margin of the printed sheet used to verify printing quality.