Marked Poker Cards Blog

  • Formula for making invisible ink2017-06-16
  • What would you do after you making invisible ink? You can write invisible marks on playing cards and hidden info on paper.
  • Ways to read marked playing cards2017-05-23
  • Using invisible ink contact lenses is one of the ways to read marked playing cards. You can see through each playing cards.
  • How to use infrared contact lenses2017-04-28
  • Infrared lenses are created using a press machine to embody the red filter. This red filter is the key point that you can see through playing cards.