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December 24, 2015 05:40 am -05
Original Link: http://www.engadget.com/2015/12/24/epfl-printing-technique/
EPFL's printing technique hides one image behind the other
Remember those holographic cards that give off different colors when you tilt them a certain way? Well, in the video below the fold, the École Polytechnique Fédérale de Lausanne demos metallic cards similar to those, except they'...Original Link: http://www.engadget.com/2015/12/24/epfl-printing-technique/
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Engadget
Engadget is a web magazine with obsessive daily coverage of everything new in gadgets and consumer electronics. Engadget was launched in March of 2004 in partnership with the Weblogs, Inc. Network (WIMore About this Source Visit Engadget