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3M develops transparent ATM cards

May 20, 2007

Minneapolis/St. Paul Business Journal:3M Co. has developed a new material for use in what is being touted as the first transparent ATM cards.  Maplewood, Minn.-based 3M says its new infrared Vikuiti Clear Card Filter is powered by a proprietary multilayer, infrared-light-blocking optical film. The film reflects the infrared light generated by LEDs used in ATMs to detect the presence of a card.
 
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