TIL that, in 12th century China, sunglasses with lenses made from smoky quartz were used by court judges to mask their facial expressions and appear impartial. : r/todayilearned
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History & Evolution Of Sunglasses: From Court Trial Accessories To Nudes Now
Treasure of the Week: Antique Chinese Sunglasses « The Pankou
9 surprising moments in the history of sunglasses - Science Museum Blog
Mini Crystal Orb Open Cage Talisman Pendant, 18k Yellow Gold, Smoky Quartz - REBECCA LI
Van Wyk en Le Roux Optometrist - #ThrowbackThursday: In China, sunglasses were used as early as the 12th century. These sunglasses were made out flat panes of smoky quartz. They offered no
Antique Collection China Old Sunglasses Natural Black Crystal Sunglasses | eBay
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The History Of Sunglasses: From Snowblindness To Modern Shades | Cracked.com