Vegaview 2.5 welding helmet with blower respirator, 90x110mm Optrel. With respiratory protection system, blower respirator with integrated air flow sensor and 3-stage adjustable air flow. In accordance with EN 12941. With electronic fuse. Filter type TH3P R SL. Filter for TH3P system (EU). Hose length 1160 mm (extendable up to 1300 mm with protective cover. Welding helmet according to ANSI, EAC, fulfils CSA. Extra-bright vision in bright state (protection level 2.5) with colour filter for true colour vision. Automatically darkening anti-glare cassette. Infinitely adjustable protection levels 8-12. Opening delay from 0.05 s ? 1.0 s (infinitely adjustable). LED indicator for empty batteries and activated grinding mode. Maximum ultraviolet/infrared protection across the entire step range. Adjustable arc detection angle by means of sensor slider. Spherical front disc (reflection-free with patented seal suitable for overhead welding) and inner protective disc.