Traditional Optics Capabilities
Feature |
Standard Quality |
Precision Quality |
| Center Thickness | ±0.02 mm |
±0.01 mm |
| Diameter | +0/-0.02 mm |
+0/-0.005 |
Surface Deviation Power-Irregularity |
3-1 (Fringes) |
Precision 1 - 1/4 (Fringes) Ultra Precision .1 - 1/10 (Fringes) |
| ETD | 0.05 mm |
0.01 mm |
| Scratch - Dig | 60 - 40 |
20 - 10 |
| AR Coating | Single Layer R<1.5% per side* |
Multi Layer R<0.5% Per side* |
| Sag | ± .015 mm |
± .010 mm |
