PE7032 – Auto Darkening Welding Filter This solar-powered welding filter will fit into most standard flip-front helmets. Suitable for MIG or stick welding. • Light Shade – DIN 3 • Dark Shade – DIN 11 • Switching Time – =0.5ms @ 22°C • Delay Time – <1sec • Operating Temp. – -5°C to 55°C • Rate of UV Transmittance – 313nm to 365nm <0.0002% • Rate of IR Transmittance – 780 to 1300nm <0.027% - 1300 to 2000nm <0.094% • Unit Size – 108 x 51 x 5mm (2in X 4-1/4in) • Viewing Area – 34 x 88mm • Power Supply – Solar • Net Weight – 90gm