Luminescent pigments used in security documents, the process and device used to detect them

摘要

Luminescent pigments (1) of the type used in security documents or goods (2), or the combination of several luminescent pigments (1), which have specific luminescent characteristics such that the illumination response of each luminescent pigment (1) is different, enabling these security documents to be coded (2), and the method and device used to detect these luminescent pigments.