HP RIP Software - HP RIP Software User Guide

4-18 Creating a Color Profile
you to set the ink channel limits for each ink channel and the global
ink limit.
Linearization 14. Set the ink channel limits for each color, either by entering a
numeric value, or by selecting (with the radio buttons) a dot gain
curve for one of the ink colors and clicking where the curve begins
to flatten out or change its slope (see arrow in Fig. 4-9 above). Only
the CMYK curves can be changed.
The ink channel and global ink limits ensure that the printed image
is not oversaturated, resulting in a loss of detail and smooth grada-
tions. In extreme cases, damage to the media or insufficient curing
of UV inks could occur.
Tip Printing at a resolution of 1200 dpi is essentially double
density printing, compared to 600 dpi. Ink limits for 1200
dpi should be approximately 60% of 600 dpi levels.
• Click the Print Ramps button to visually inspect the ink chan-
nel limits with no color correction. The ramps should show
smooth gradations from light to dark between the patches,
Fig. 4-9. Linearization