Protected gold is the most efficient reflective coating over the entire IR range. A protective silicon monoxide SiO overcoat is layered over the gold to make it damage resistant and easy to clean. Our protected gold mirrors provide average reflectivity in excess of 96% from 800 nm to 20 µm.
- Coating: Protected Gold
- Substrate: Floated Glass
- Thickness: 3.2 ± 0.25 mm
- Reflectivity: Ravg >96% 800 nm – 20 µm
- Damage Threshold: 2 J/cm2 1064 nm, 10 ns, 10 Hz, Ø1.000 mm
- Diameter: 1"
- Diameter Tolerance: +0.0/-0.25 mm
- Clear Aperture: >90% of Surface
- Surface Quality: 60-40 Scratch-Dig