Specifications:
Material | N-BK7a, Fused Silica, other optical glass | Angular Tolerance | ±3 arcmin |
Surface Quality | 40/20 S/D | Clear Aperture | >90% |
Flatness | <λ/10@632.8nm | Roof Angle Tolerance | Up to 3 arc seconds |
90° Angle Tolerance | ±2 arcmin or ±5 arcsec |