Silicon Si Mirror Co2 laser 1pc or 3pc set 19, 20, 25, 25.4mm High Durability 99.7% Coating 40W-200W
20mm=.787"
25mm=.984"
19mm=.750"
Edge Thickness: 3.0 mm (0.118")
Product Specifications:
Enhanced reflective coated mirror for <200W.
Type: Plano Reflector
Material: Si Silicone
Coating: 10.6um 99.65% reflective
Diameter Tolerance: +0/-0.13mm
Center Thickness Tolerance: ± 0.1mm
Clear Aperture: >= 90% Diameter
Scratch/Dig: 40-20