Capability:
Attribute | Commercial | High Precision |
Material | N-BK7, Fused Silica and other optical glass | |
Dimension Tolerance | +0.0/-0.2mm | +0.0/-0.05mm |
Clear Aperture | >90% | >90% |
Angle Tolerance | ±30” | ±5” |
Flatness | Per 25.4mm λ/4@632.8nm | Per 25.4mm λ/10@632.8nm |
Surface Quality(Scratch-Dig) | 60-40 | 20-10 |