Common Specifications:
Material: Sapphire
Surface Accuracy: 0.25λ per inch
Diameter(Φ) Tolerance: -0.20mm
Surface Quality: 60-40 scratch-dig
Parallelism: <3 arc minute
Clear Aperture: 90% Φ
Bevel: 0.2mm x 45º
Coating:uncoated
Common Specifications:
Material: Sapphire
Surface Accuracy: 0.25λ per inch
Diameter(Φ) Tolerance: -0.20mm
Surface Quality: 60-40 scratch-dig
Parallelism: <3 arc minute
Clear Aperture: 90% Φ
Bevel: 0.2mm x 45º
Coating:uncoated