WELDING HEAD YW50 High performance welding head with integral sensors for Nd:YAG and Yb:YAG Disc lasers High performance welding head for Nd:YAG and Yb:Disc laser Integral welding process monitoring sensors Integral temperature and protective window monitoring Integral protective window cartridge, Cross Jet, laser power measuring device Small interfering contour Focal lengths: 150 mm, 680 mm Free aperture: 48 mm Axial length: 307.5 mm to 825.7 mm Mass: approx. 4.0 kg Gas consumption Cross Jet: approx. 500 l/min. at 3.5 bar Water cooling of the lens holder and collimator connection