What are invisible ink contact lenses?Invisible ink contact lenses are special poker cheats that can be used to read cheating cards marked in poker games and magic shows invisible ink glasses poker. Invisible ink contact lenses can be classified as IR/UV poker lenses based on the glow-in-the-dark ink kit used to mark cheat cards. And only with those special lenses invisible ink glasses, the invisible markings on the back of the marking card are visible. At this point, it plays the same role as infrared glasses, but the appearance and convenience of infrared contact lenses have been greatly improved.Compared with ordinary contact lenses, the basic function of GS invisible ink contact lenses is to read the glow-in-the-dark markings on the back of cheat cards. However, our contact lenses with invisible ink can also greatly improve your refractive errors such as nearsightedness, farsightedness, astigmatism, etc., and can meet your unique needs. For example, if you need contact lenses with invisible ink that will both correct your version and help you read marked cheat cards, our special custom service will make it a reality.