Ultra View Experience every weld in true colour with Ultra View technology that provides enhanced colour recognition and optimum clarity OptiShade Technology OptiShade technology uses a dedicated intelligent 5^th Arc Sensor to automatically adjust the shade range based on detected light transmittance from the weld environment Gradual Mode This advanced feature smoothly transitions the ADF from dark to light state to minimize eye fatigue Onboard Memory The onboard Memory lets the welder save up to 9 personalised settings profiles to use in different welding applications offering a versatile user experience. Large Viewing Area Features one of the largest viewing areas in welding helmet at 98mm x 87mm = 92.3mm² for an unrestricted view of the workpiece. High Responsivity The XC70 is equipped with 5 highly responsive arc sensors that make the filter switch to dark in roughly 0.1ms External Grind Button Switch between welding and grinding modes effortlessly with a tactile external analogue Grind Button. Auto-Darkening Filter The XC70 features a lightweight ADF. The Arcmaster XC50 welding helmets are equipped with a high-quality variable shade auto-darkening filter which is tested and certified to EN379 standard for optical clarity along with Australia & New Zealand 1338:1 & 1337.1 standard for optical clarity and high impact. Switch between welding and cut modes or adjust Shade, Sensitivity and Delay effortlessly with tactile analogue dials. Variations: WHAMXC070, WHAMXC170