3M Speedglas Fixed Shade Auto-Darkening Filters and Helmets
Auto-darkening filters for stick, MIG and most TIG welding processes. Sensitivity adjustment provides additional adaptability under a variety of lighting conditions when in the manual sensitivity mode. Shade 3 light state for outstanding visibility, with an off (fail-safe) state of nominal shade 5. Estimated battery life is 1750 hours. Auto-off turns off filter 30 minutes after last arc. Operating
Auto-darkening filters for stick, MIG and most TIG welding processes. Sensitivity adjustment provides additional adaptability under a variety of lighting conditions when in the manual sensitivity mode. Shade 3 light state for outstanding visibility, with an off (fail-safe) state of nominal shade 5. Estimated battery life is 1750 hours. Auto-off turns off filter 30 minutes after last arc. Operating