
5,99 CAD
d18 et2 protective window for laser welding machines and high-power fiber laser welding systems. high-duty germany material protective window made from fused silica for stable transmission and reliable protection in demanding welding applications. this optic sits in front of the internal optics and helps protect the main lens system from fumes, dust, splash, and welding spatter, helping maintain cleaner optics and longer service life.
diameter (d): 18 mm
thickness (et): 2 mm
quantity: 1 × protective window
designed for fiber laser welding machine applications
power handling: up to 20 kw in a correctly aligned and properly maintained welding system
precise thickness and stable optical performance for reliable daily production use
helps reduce contamination reaching the main internal optics
suitable for high-duty and high-frequency welding environments
quartz fused silica – “germany material” optics
low absorption and good thermal stability under high power
durable optical surface for dependable service life
protective window for laser welding machines
helps shield internal optics from fumes, splash, dust, and welding spatter
supports more stable performance and helps reduce maintenance interruptions
for laser welding systems that use round protective windows at d18 mm / et2 mm
commonly used in many fiber laser welding machine designs and similar systems
always confirm your original window’s diameter and thickness before ordering
each window visually inspected before packing
smooth edges and consistent finish for reliable production use
packed carefully to help protect the optic during storage and handling
packed securely for safe delivery
suitable for stocking as a replacement consumable for production and maintenance needs