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History of Vision Correction...from 20AD until Present
visionaryeyecare.wordpress.com — In 20AD they used a globe of water to magnify things, Emperor Nero used spectacles with lenses made of Emeralds, Find out who invented the bifocal (NOT Ben Frankin), glasses used to be hung on faces with ribbons over the ears and much more trivia and an interactive history time line of vision correction.
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