Optrel Helix Quattro Welding Helmet

The Optrel Helix Quattro ADF welding helmet and hard hat features an internally mounted slide up ADF, which achieves a perfect 1/1/1/1 rating under the EN379 standard for Auto Darkening Filters - Optical class, Scattered light, Homogeneity and Angular dependence. The unique Optrel ...The Optrel Helix Quattro ADF welding helmet and hard hat features an internally mounted slide up ADF, which achieves a perfect 1/1/1/1 rating under the EN379 standard for Auto Darkening Filters - Optical class, Scattered light, Homogeneity and Angular dependence. The unique Optrel Helix slide up concept, allows the welder to choose the protection required for each application with a single turn.

Complete welding tasks with the ADF down and proceed to grinding and sanding by sliding the ADF up inside the helmet, revealing a totally clear visor with 180° viewing area.