Welding Helmet Lens, Compatible with Brand Viking, Compatible with Grainger Part Number 807RV9, Compatible with Manufacturer Model Number K3034-5, Compatible with Series Viking 3350 ADV, Diopter Strength Not Applicable, Features Inside Cover Lens Protect against Welding Spatter to Preserve the Auto-Darkening Lens, For Use With Viking 3350 ADV Series Welding Helmet, Includes (5) Inside Cover Lens, Lens Color Clear, Magnification No, Magnifying Power Not Applicable, Material Polycarbonate