A simple retinal prosthesis is under development. Fabricated using cheap and widely-available organic pigments used in printing inks and cosmetics, it consists of tiny pixels like a digital camera sensor on a nanometric scale. Researchers hope that it can restore sight to blind people.
from Top Health News – ScienceDaily http://bit.ly/2jna3zp
from Tumblr http://bit.ly/2I3Wumi
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