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Veteran
I just found this at Kickstarter. Kolari, the same folk who make UV/IR filters, Leica M sensors and do IR camera conversions, are now making sunglasses.
kolarivision.com
Instead of plastic, the lenses are made from Corning Gorilla Glass, and block IR and UV wavelengths.
It's a very intriguing idea, although as a prescription glasses wearer, this counts me out.

Kolari Shades – Kolari Vision
Kolari Shades protect your eyes from all damaging light — visible, ultraviolet, and infrared light. Block up to 100% of UV light and 99% of IR light, which is

Instead of plastic, the lenses are made from Corning Gorilla Glass, and block IR and UV wavelengths.
It's a very intriguing idea, although as a prescription glasses wearer, this counts me out.