Wednesday, 29 June 2016

Nanotechnology takes on watch counterfeiters

The watermark is invisible under visible light (left), but not when exposed to UV light (right)

Is that a real Rolex, or a fake? Thanks to research currently being carried out at Switzerland's Ecole Polytechnique Fédérale de Lausanne (EPFL) research institute, an ultraviolet lamp may soon be all that you need to tell the difference between luxury watches and knock-offs.

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Category: Science

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from Gizmag Emerging Technology Magazine http://ift.tt/29qpAZe

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