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Graphene bubbles can help make auto focus lenses

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GRAPHENE

A group of UK Physicists claim that they have developed graphene bubbles which can change its curvature and hence its focal length and power by applying small voltages. If developed, this can be used in mobile cameras and other such devices. This would better imitate the functioning of Human Eye too.

More details available at http://physicsworld.com/cws/article/news/47250

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