The Helium Neon Aligment Filter is a laser safety lens made of a blue/teal polycarbonate lens. It is cut and mounted into model 808. The 808 is an unifit nylon frame, with a wraparound design. Light weight and durable, the frame also features rubber nose pads.
OD>5+ from 190-380nm
OD>2+ from 633nm
VLT = 69%
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