Fluorescent ribbons

Black fluorescent ribbon

N 451 FG

Black thermal transfer ribbon the print of which is black in daylight and green in UV light.

Black fluorescent ribbon - yellow

T 865 Sy

Black / Yellow under UV light (long wave 365nm or short wave 
254nm)

Red fluorescent ribbon

P 323 fluorescent Red

Fluorescent effect under UV light, which makes the print safe against counterfeiting.