Material |
K9 |
Diameter |
12.7mm(0.5") |
Height |
10mm |
Dimension Tolerance |
±0.1mm |
Surface Quality |
60-40 |
Surface Flatness |
λ/ |
180°Deviation Toleranc |
<8 arc seconds |
Clear Aperture |
>90% |
Bevelling |
0.25mm*45 degree |
Coating |
Three Reflected Surfaces are coated with silver
|