SZ-BS series Welding Helmets
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 : Fully 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
Available color: Product with different color can be supplied according to customer's requirement.
