Auto darkening Specifications(XDH3-300S)
1) Cartidge size: 110X90X8mm(4-1/3"x3-5/9"x1/3")
2) View area: 92X42mm(3.62"x1.65")
3) Arc sensor: 2
4) UV/IR protection: Up To Shade DIN 15 at all time
5) Variable shade: DIN 4/9-13(Outside Stepless Adjustable)
6) Switch time:
a)light to dark:<1/25000s(at Room Temperature)
b)dark to light: 0.25-0.45s
7) Power supply: Solar cells,No battery change required
8) Power On/Off: Fully automatic
9) Operation temperature: -5 C ~ +55 C (23 F ~ 131 F)
10) Storing temperature: -20 C ~ +70 C (-4 F ~ 158 F)
11) Warranty: Two years
12) Helmet material: PP(Fireproofing)
13) Total weight: 465g