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TEDTalks : Josh Silver demos adjustable liquid-filled eyeglasses - Joshua Silver (2009)

Josh Silver delivers his brilliantly simple solution for correcting vision at the lowest cost possible -- adjustable, liquid-filled lenses. At TEDGlobal 2009, he demos his affordable eyeglasses and reveals his global plan to distribute them to a billion people in need by 2020.

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Indexed: 01/09/2009 08:00
Views: 1298
Source: TED

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