Allegro 9904-W replacement variable Shade auto darkening Lens Kit. This kit was made for all of your welding processes including TIG and TIG pulsing. This auto darkening lens kit features optical and magnetic arc detection systems thereby ensuring that the filter will not open even if the sensors become blocked. The active viewing area is 1.6" x 3.8" For use with ALlegro 9904-WB Deluxe supplied air shield and welding helmet (big shield).
Replacement Variable Shade 9-12 Auto Darkening Lens Kit
(for use with 9904-WB)
Made for all welding processes including TIG and TIG pulsing. Lens features both optical and magnetic arc detection system, ensuring the filter will not open (turn from dark to light) even if the sensors become blocked. Designed with the capability to detect light and magnetic waves that occur during welding. Optomagnetic sensors can be adjusted from 0 to 6 feet in range. It is solar powered with dual sensors. Kit includes auto-darkening welding filter and mounting frame.
The active viewing area: 1.6" x 3.8" (4.06 cm x 9.65 cm)
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