protective window 20 x 3 mm for fiber laser & laser welding machine

protective window for laser welding

These silicon dioxide windows protect your expensive lenses in the fiber laser guns and fiber laser cutting heads and should be replaced every 10 working hours.

Diameter: 20 mm

Thickness: 3 mm

tip : never touch protective windows with fingers but wear talc-free rubber gloves and only change windows in a dust-free environment.