LAB
CIELAB or LAB is a mathematical colour model that has become established wherever exact colour calculations are required. Computer colour management usually works via CIELAB.
Lexicon
Late binding
In a “Late Binding” workflow, RGB image data is inserted into the layout during separation, and also embedded into the print PDF during PDF export to the print file. The conversion into the print colour space takes place at the last possible moment, e.g. in the RIP of the printing company.