Learn about the history of eyeglasses. These days, if your vision is deteriorating, no problem, go to the neighborhood eye and get yourself corrective glasses or contacts right away. But for the vast majority in human existence, no such convenience was available and imagine so many people simply living their lives with blurred vision. We take them for granted today but eyeglasses changed how we saw the world - literally. It is believed that the Roman philosopher named Seneca utilized a glass globe filled with water as a magnifier around 65 A.D. Then around 1000 A.D., a reading stone made...
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