Originally Posted by xtphreak
Not since the invention of photogray lenses
You say there's PLASTIC LENSES with something similar??
Maybe I'll look at 'em sometime
They don't work behind some face shields that have an anti-UV coating. Mine didn't, so I had a pair of prescription G-15 sunglasses made.
2015 BMW R9T, 2010 Ducati 1098 Streetfighter S
2009 Kaw 650 Versys, 1967 Triumph 650 TT Special