New Type Solar Auto Darkening Welding Helmet Mask Len Automation

商品説明

Features:

-Suitable for most kinds of welding mode.
-Delay time can be selective.
-The users eyes and face a full protection against UV and IR radiation during the entire welding process, even in the clear state.
-Sensitivity adjustment: you can according your working conditions choose.
-Dark state Shade No: DIN9-DIN13 stepless adjustment.


Specification:

Transition time: 2ms 22 (72 F)
Delay time(s): <1s
Power on/off Fully Automatic.
Power supply: Solar cells, 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%
Frame Dimensions: Approx. 11cm x 9cm x 0.9cm/ 4.33" x 3.54" x 0.35"
Viewable Size: Approx. 9.1cm x 4.2cm/ 3.58" x 1.65"


Package includes:

1 x Solar Auto Darkening Welding Helmet Len
Detail Pictures: