Set Of 10 Fiber Laser Protective Lenses For Raytools Cutting Heads, 27.9mm Diameter And 4.1mm Thick, 99.5 Percent Transmission, Optical Spare Parts For 0 To 4 kW Lasers, Keeps Your Cut Quality On Point
✔️ Diameter 27.9mm; Thickness 4.1mm; 99.5% transmission; 10-pack
These protective lenses are designed for fiber laser cutting heads, sized 27.9mm diameter and 4.1mm thick, suitable for 0-4 kW laser systems. They shield internal optics from heat, debris, and spatter to help maintain consistent cut quality during high-volume production.
✅ Diameter 27.9mm (1.10"); Thickness 4.1mm (0.16")
✅ Transmission 99.5% at target wavelength
✅ Material: imported quartz crystal for high temp resilience
✅ Coating: dual-sided anti-reflection coating with high-damage threshold
✅ Edge: 45° beveled to resist chipping and block contaminants
✅ Pack: 10 lenses, individually wrapped for ready-to-use spares
💡 What is a fiber laser protective lens used for in a high-power cutting head? This handy optic protects optics and keeps cutting quality stable.
- Protects the main focusing lens from heat, debris, and spatter
- Enables quick, clean replacement to minimize downtime
- Helps maintain stable beam quality in 0-4 kW laser systems
- Serves as a practical spare for production lines