www.safetyandhealthmagazine.com/articles/shaded-safety-glasses-2

Shaded safety glasses

April 1, 2012
Miller has added smoked and Shade 3.0 to its existing line of clear and Shade 5.0 safety glasses. The new safety lenses are available in black, blue and orange frame colors. The smoked lenses are ideal for outdoor applications, while the Shade 3.0 is ideal for light oxy-fuel or plasma cutting applications.

Miller Electric Mfg. Co.