Automatic Welding Mask
Specification
Filter size(mm): 110×90×9
Viewing Area(mm): 90×40
Light state: DIN.3 or DIN.4
Dark state: DIN.9-13
Switch time(s): 1/25000
Delay time(s): slow: 0.6-0.8 fast: 0.1-0.3
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
sensitivity adjustment: Low/High
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