Blue eyes marked cards infrared contact lenses are one kind of poker cards contact lenses. Blue eyes contact lenses are suitable for blue eyes to reading backside marking invisible ink cards.
I dare to say that blue eyes infrared contact lenses are the most convenient poker tools in the world for poker fields. No matter what brand of marking luminous juice ink cards could be seen by blue eyes poker marked cards lenses. It is quiet safe and easy to operate in poker games. Other poker players who do not wear this kind of blue eyes marked cards infrared contact lenses cannot see invisible luminous ink markings backside poker cards.
The best suitable situation to wear infrared contact lenses to read marked cards is under white light, especially the energy-saving light. For the storage of marked cards invisible ink contact lenses is to store in purified water.