Auto Darkening Welding Helmet
Specification:
Filter size(mm): 110×90×9
Viewing Area(mm): 98×40
Light state: DIN.3 or DIN.4
Dark state: DIN.9-13
Switch time(s): 1/25000
Delay time(s): 0.6
Power on/off: Full Automatic
Power supply: Solar-li. No battery change required
Rate of UV transmittance: 313nm<0.00006% 365nm<0.00006%
Rate of IR transmittance: 780~1300nm<0.003% 1300~2000nm<0.009%
Eye protection: EN379 1/2/1
Weight: 420g
Extra functions: sensitivity adjustment small current welding