The Argon Alignment Filter is a laser safety lens made of a red AA Polycarbonate filter. It is cut and mounted into model 66 frame. The temple bars are fully adjustable, ratcheting up and down and telescoping for a perfect fit. The large lens design ensures maximum safety and visibility.
OD>4+ from 190-399nm
OD>2+ from 400-405nm
OD>2+ from 466-545nm
OD>3+ from 494-520nm
Visible Light Transmision = 34%
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