Seeing Machine
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Watch this video about a breakthrough "seeing machine" on HowStuffWorks. A new technology focuses images onto the retina, so that visually challenged people can see it. Learn how the seeing machine... (more info)

Watch this video about a breakthrough "seeing machine" on HowStuffWorks. A new technology focuses images onto the retina, so that visually challenged people can see it. Learn how the seeing machine works in this video from ScienCentral.

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