The BG42 Multiple wavelength YAG, Alexandrite is a laser safety lens made of a light blue BG42 glass filter. It is cut and mounted into model 808 frame. The 808 is an unifit nylon frame, with a wraparound design. Light weight and durable, the frame also features rubber nose pads.
OD>7+ from 700-1200nm
VLT = 64%
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