How to make infrared contact lenses for seeing invisible ink marks? We processed colorless contact lenses into different color kinds of infrared contact lenses according to white light perspective principle thanks to high-top technology.
How do infrared marked cards contact lenses work? We process contact lenses in according to the white light perspective principle so that our luminous marked cards contact lenses are able to see through invisible ink marks.
How to use lighter barcode marked cards scanning lens in poker games? Just need to put lighter marked cards scanner on poker table and it will scan invisible ink barcode marked decks automatically and accurately.
We have luminous ink kit for marking cards on sale. If you are interesting, please feel free to contact us for luminous ink kits include luminous marked cards, luminous ink glasses and luminous ink contact lenses.