Welding Helmet Lens; Item Lens; Type Auto-Darkening; Size 4.25 Inch x 2 Inch x 0.32 Inch (Cartridge), 3.63 Inch x 1.38 Inch (View); Used On Item Welding Helmet; Used On Model/Brand Viking; Lens Shade Range 8 to 13 (Variable Active), 3.5 (Inactive); Number of Sensors 2; Light Sensitivity Control Type Adjustable; Power Supply (2) CR 1025 Battery; Temperature Rating -10 to 55 Deg C (Operating), -20 to 70 Deg C (Storage); Application Construction, General Fabrication, Heavy Fabrication, Maintenance and Repair, Structural Welding

4c Lens Technology Eliminates Imperfections and Color Saturation to Create a Clear View of the Base Material, Arc and Puddle While Reducing Eye Strain; Variable Shade Range of 8 to 13 for Personalized Shade Control and Seamless Welding Application Changes; Variable Sensitivity for Optimal Lens Performance Based on Application; Shade 3 Light State for Setup or Inspection Work