Home / Welding / Sperian
Optrel Sirius Auto-Darkening Filter
Note: This product has been discontinued. Please call for alternate options.Darkens to a shade 10 when the user strikes an arc. Operates on (2) lightweight, long-life, replaceable batteries and will fit most 2" x 4 1/4" helmet openings. Features shade 3 light state, which protects users' eyes from UV/IR.