Auto-darkening helmet can stop the transmittance of UV and ir by using
Anti-ultraviolet(uv)and anti-infrared radiation(ir)optical filters
And the special optical-electricity function of liquid crystal.
The main technical index as following:
1) response time: <0.1ms
2) return time:
A) rapid:0.2s
B) slow:0.8s
3) shade number:
A) in light state: Din3(4)#b) in dark state: Din9-13#(steplessregulation)

Features:
1) the shade number can be adjusted by the outside adjustable knob at
The range of din9-13#(steplessregulation)
2) return time can be set by rapid or slow switch according to your needs
3) the shell is made of PA plastic, which is of high-and-low-temperature
Resistance and impact resistance
4) the cover plate is made by the technology of reflecting vacuum coated
Covering, which can offer you higher standard and safer protection
5) by adopting new technology, the product with high reliability and
Light-weight can be operated more conveniently
6) welding hours: At least 5,000 hours

Inner packing:
4 or 6-color boxes

Outer packing:
Carton dimensions:535 x 490 x 350mm
G. W.:6kg

Carton dimensions:760 x 550 x 330mm
G. W.:9kg

Delivery time?o
7-15 days after receiving t/t payment; within 45 days after receipt of L/c