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This Thorlabs, protected gold-coated, round mirror is Ø1" in diameter. Protected gold is the most efficient reflective coating over the entire IR range. A protective overcoat is layered over the gold to help protect it from damage and make cleaning easier. This protected gold coating is made by using a proprietary protective overcoat, which allows >96% average reflection from 800 nm to 20 µm.
Specifications
- Diameter: Ø1.0" (25.4 mm)
- Thickness: 0.24" (6.0 mm)
- Substrate: Fused Silica
- Front Surface Flatness (@633 nm): λ/10
- Surface Quality: 40-20 Scratch-Dig
- Parallelism: ≤3 arcmin
- Clear Aperture: >90% of Diameter
- Damage Threshold: 2 J/cm2 at 1064 nm, 10 ns, 10 Hz, Ø1.000 mm
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