Seeing is believing -- researchers explain 'x-ray specs' effect

An annual exhibition showcasing the best of UK science and technology this year includes a novel optical effect pioneered by physicists at Imperial College London.

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<p><a href="http://www.physorg.com/news71151063.html">Seeing is believing -- researchers explain 'x-ray specs' effect</a></p> <p>An annual exhibition showcasing the best of UK science and technology this year includes a novel optical effect pioneered by physicists at Imperial College London.</p>