3M Speedglass [TM] Automatic Darkening Welding Helmet G5-02 621120 1 piece/box 621120 1 piece

Catalog number: 621120 Features: ● The liquid crystal filter is curved, ensuring a wide field of view. ● Natural color technology makes it easier to recognize colors. ● Bright state light blocking level is #2.5, so the field of view is clear. Specifications: ● Light blocking speed (seconds): 1/10000 ● After light blocking: #8 to #12 ● Before light blocking: #2.5 ● Curved liquid crystal filter specifications ● Compatible liquid crystal filter: 620020 ● Compatible liquid crystal filter included Note: ● The light blocking speed value is measured at 23°C.