Use colourity to detect ways to identify a print surface absolute color or by a certain tolerance to provide a sample, as well as color difference comparison on a different process.

• 用色量检测办法可以猜测一个印刷背的绝不差色彩或以必定的公不差供应一个样本，还可以堵住色不差比力不差差别的工艺功程举行评价。