Eye-Catching, Distinctive and Secure
At the latest count a third of all banknotes contain a diffractive feature, in the form of a patch, stripe or thread, 327 to be precise. According to Frank van der Horst of the DNB in his presentation at the recently-concluded Holography Conference, the feature is the second best in public recognition terms after watermarks – which makes one wonder why the other two thirds of banknotes don’t use one!
Substrates, Features - 01 Dec 2021