Rotoflex SKY is an innovative solution for the protection of documents based on microspheres. These microspheres have a defined shape and size and can be printed in screen or rotogravure. They are not visible neither under UV light nor in the IR range but can be read with special optics.
Rotoflex SKY offers maximum protection against counterfeiting, also in combination with other security elements. It can be applied in screen printing or in rotogravure.