GlobalLab
Глаза – зеркало души
Why medieval Chinese wore dark glasses, sun protection?
What functions can perform sunglasses? For example, in China since the 12th century used sunglasses made of flat plates of smoky quartz. They are not protected from sunlight and used to avoid unauthorized views. In particular, these glasses worn during sessions judge that no one in the courtroom could not see their emotions transmitted expression eyes.
Indeed, the "Eyes - the mirror of the soul"!
More interesting facts about the eyes on the website "Museum of the facts"
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