Universal Lower Protection Windows - Protection Glass - 37*7mm - 20kW BLM This powerful unit effectively captures

This powerful unit effectively captures fine metal particles

This lock ring ensures secure fastening of the nozzle and optical assemblies

Upper Diameter - 28mm

This process demands the very best in optics (lenses and protective windows)

temperature increases can ruin the optics and produce internal mechanical strain on the machine

Universal Lower Protection Windows - Protection Glass - 37*7mm - 20kW BLM This powerful unit effectively capturesProtection Windows to handle from 6kW to 30kW fiber laser power. Suitable for Precitec, Han's, WSX, Klinge, Ospri and Raytools Cutting Heads. The optical path (including the protection windows) is critical to the function of modern fiber laser systems. We stock only the highest purity fused silica with Quartz sourced from North America and Japan, with extremely high quality AR coating to maximise not only the life of the consumables, but to ensure the