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
Vintage/antique Chinese Sunglasses Kissing Dragon Nose Rim - Etsy Denmark
Cutler and Gross 1007 Smoky Quartz Sunglasses - US
LY Republic of China Old Shanghai Glasses Tan Copper Frame Sunglasses Collection | eBay
A Day Late - Round Frame Sunglasses | OTIS Eyewear
Chinese Vintage Style Antique Style Optical Round Sunglasses - Etsy
how to look cool in the 12th century : r/tumblr
Early collection of sunglasses in the Republic of China old Shanghai sunglasses tea crystal glasses about yellow _ - AliExpress Mobile
Antique Collection China Old Sunglasses Natural Black Crystal Sunglasses | eBay
The oldest known sunglasses, from 12th century China : r/pics
Treasure of the Week: Antique Chinese Sunglasses « The Pankou