Auto on/off, internal sentiivity & shade controls fit to different welding processes. Weighting less than a pound with foam faced adjustable headgear, the helmet provide user with the new levels of comfort and convenience.
Main Technical data: Filter size(mm): 110*92*11mm View windows size(mm): 90*40mm or 98*40mm Ultraviolet ray transmittance rate: 313—365nm<3.4*10-6% Infrated ray transmittance rate: 780—1300nm<0.0027% 1300—2000nm<0.0097% Dark shade range: DIN9—13 varibble Light shade number: DIN3 Working temperature: -10º C—+60º C Swithing time: 1/20000s from bright to dark Holding time: >200ms Recovery time: 0.6s to 1s frome dark to bright Auto- power on/of: Yes Eye protection: En3791/2/1 Face protection: En175 Power supply: Solar cell+lithium batteries Net weight(g): 460g± 10g Suitable welding: Suitable for any welding