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Back marked cards contact lenses for invisible ink

There are two ways to mark the poker cards, one is to mark the poker cards with invisible ink on the back, another is to mark the invisible barcode along the edge. Both of them needs to work with their corresponding readers, poker perspective glasses and poker analyzer system.

Marked cards contact lenses are one of the poker perspective glasses. They are designed to see through the invisible ink on the back of marked cards. Only wearing the back marked cards contact lenses can read the invisible mark while other naked eyes failed. We here can provide different marked cards contact lenses for different eyes color. If you are interested in our marked cards contact lenses, please contact us by whatsapp: + 86 2517 5787
 

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