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Eye Sight to a Billion


Professor Josh Silver has devised a pair of glasses which rely on the principle that the fatter a lens the more powerful it becomes. Inside the device's tough plastic lenses are two clear circular sacs filled with fluid, each of which is connected to a small syringe attached to either arm of the spectacles.

Full article at:

Inventor's 2020 vision: to help 1bn of the world's poorest see better | Society | The Guardian

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