1) Item name: gas mask, welding mask, protective wear
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3) Technical data
Filter size(mm) 110×90×9
Viewing Area(mm) 98×40
Light state DIN.3
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
4)Packing:
Paper box Size: 23×23×33cm Box Size: 49×49×35cm 4PCS/CTN
5)Technical data
Filter size(mm) 110×90×9
Viewing Area(mm) 98×40
Light state DIN.3
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
Packing:
Paper box Size: 23×23×33cm Box Size: 49×49×35cm 4PCS/CTN