I try to calculate dot area and dot gain with spot colors, but I don’t know hot to figure it out.
In CMYK I using Murray-Davies formula to calculate dot area/dot gain.
does it fit to spot colors?
currently I can obtain Lab and CMYK density values by instrument.
EX: orange100% orange75% orange50% orange25% orange0%
does anyone known how to calculate dot area/dot gain for spot colors?