Description

The key point of Auto Darkening Welding Helmet is the filter.  The key point of the filter is the reaction speed.

Here are the several detail of parameter:

A. Reaction speed:
1. From transparent to dark:  1/****0 second.
2.From Dark to tansparent:    0.**1.0  second.
 
B. Our filter size:
1. *2x*2 mm
2. *8x*3mm
3. *8x*8mm
4. **0x*0mm

C.Dark State: DIN *-DIN *3.

D. Transparent State: DIN 4.

E. UVIR Protection: DIN *6.
 
F. Operate Temperature: *5°C to **5 °C