Ever bought a fake Rolex or counterfeit Chopard? Probably not, but recent work by EPFL based start-up Nanoga may reduce the chances even further. The team has developed a deposition and photolithographic technique to put a nanoscopic watermark onto glass. The nano-watermark being visible under ultraviolet light. Initially developed for high-end sapphire crystal watches, the company has patented a system of photonic watermarks for glass, ceramic and metal.
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Thought for the month
"There are decades where nothing happens; and there are weeks where decades happen" Vladimir Ilyich Lenin. 1870 – 1924
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