1
2
Rainbow fluorescent print
RGB element – multicolour UV image
3
4
5
Microprints visible in UV light (313 nm)
OVI® element
Two-colour fluorescent print – blue in 365 nm and red in 313 nm (bi-fluorescent and short-wave fluorescent inks)
6
7
Microtexts printed with visible fluorescent ink (rainbow print)
Sewing thread
15
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