Do you have a question about the 3M Speedglas 9002 and is the answer not in the manual?
Light State | Shade 3 |
---|---|
Sensors | 2 |
UV/IR Protection | Permanent |
Switching Time, Light-Dark | 0.5 ms (+23°C) |
Reaction Time | 0.5 ms |
Battery Type | Lithium |
Power Source | Battery |
Operating Temperature | -5°C to 55°C |
Protection Level | ANSI Z87.1+ |
Standard | EN379 |
Product Type | Auto-Darkening Welding Helmet |