Flex products Thin-Film coatings technology is used in a wide range of product applications, most notably for product Security applications. Optically Variable Pigment (OVP), enables a color-shifting effect that has become a standard anti-counterfeiting technology used by governments worldwide, on banknotes and other high-value documents and products. More than 100 countries use OVP to protect their banknotes today against counterfeiting.

 

​