Oct 30, 2003 #1 S Screehopper Enlightened Joined Jun 19, 2003 Messages 247 Location SoCal Are Surefire filters such as the red or blue lenses made of pyrex or lexan?
Oct 30, 2003 #2 K kev1-1 Enlightened Joined Oct 23, 2002 Messages 585 Location England Fx filters are lexan. FMx filters are pyrex. Or so I believe!!