Fuzzy eyesight is nothing new, especially considering how much electric lights have improved out viewing environment. We no longer have to squint at embroidery or manuscripts by the meager light of a candle past dark, but we do wear our eyes out squinting at luminescent screens. Medieval glasses did not have temple-to-ear stems as ours do. They consisted of two round lenses held in bone, horn, leather, or metal frames that were hinged in the center like a fan. (Read entire post.)Share
The Last Judgment
5 days ago
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