Magnifier Lens, Compatible with Brand Universal, Compatible with Series Universal, Diopter Strength + 1.75, For Use With Welding Helmets, Lens Color Clear, Magnification Yes, Magnifying Power 1.44 x, Material Polycarbonate, Plate Length 4 1/4 in, Plate Thickness 0.16 in, Plate Width 2 in, Standards ANSI Z 87.1