Auto Darkening Welding Mask

Applications TIG welding, MIG welding, arc welding, plasma cutting, etc Features 1). High quality LCD sheet. 2). Variable shade control, sensitivity and delay time. 3). Cartridge size:110X90mm, adapted to may different helmet shell. Filter Specification Model Spec.  Shade number in Clear state Din4# Shade number in Dark State Din9-13# variable (Internal regulation) Cartridge size 110X90X9mm View size: 92X42mm Switch time <1ms(Room temperature) Grind function Yes Return time Stepless regulation Sensitivity Stepless regulation Power supply Two Lithium cells&Solar power(≥5000 welding hours, need not change battery) Working temperature -5ºC~+55ºC UV Transmittance 313nm≤0.00006%  365 nm≤0.000076% IR Transmittance 780~1300nm≤0.003%  1300~2000nm≤0.009