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.
- The new slide-up welding helmet with panoramic field of view and the highest optical class.
- Panorama XXL field of view.
- EN379 classification 1/1/1/1.
- Shade levels 4-14.
- ShadeTronic.
- rechargeable battery unit with charging via welding arc and.
- 5-point multi-detection sensor technology.
- The optrel helix quattro is available with integrated IsoFit headgear and optionally with hardHat according to EN397 industry standard.