There is a new interesting technology from Xerox to create your own hidden watermarks which can only be seen with ultraviolet light. And there is no extra ink used to do that! I think the first ultraviolet light scanners will be on the market soon…
There is a new interesting technology from Xerox to create your own hidden watermarks which can only be seen with ultraviolet light. And there is no extra ink used to do that! I think the first ultraviolet light scanners will be on the market soon…