Mirror Substrates Standard
Mirror Substrates High Tolerance
| Material | BK7 oder Fused Silica |
| Diameter | 10-50mm |
| Diameter Tolerance | +0/-0.1mm |
| Thickness | 2-10mm |
|
Thickness Tolerance |
±0.2mm |
| Flatness | λ/10 @ 632.8mm |
| Surface Quality | 10/5 |
| Parallelism | <3 arc min |
| Rear Surface | Fine ground |
| Bevel | <0.25mm x 45° |
| Coatings | according to your specs |