Optical constants (n, k) of Os (o), covering 0.24 – 2.20 μm wavelength range.
| Wavelength (μm) | n | k |
|---|---|---|
| 0.2400 | 1.53000 | 3.29000 |
| 0.2480 | 1.63000 | 3.55000 |
| 0.2530 | 1.67000 | 3.64000 |
| 0.2650 | 1.97000 | 3.98000 |
| 0.2800 | 2.13000 | 3.93000 |
| 0.2880 | 2.49000 | 3.98000 |
| 0.2960 | 2.76000 | 4.15000 |
| 0.3020 | 2.87000 | 3.85000 |
| 0.3120 | 3.04000 | 3.73000 |
| 0.3340 | 2.89000 | 3.81000 |
| 0.3700 | 2.94000 | 3.97000 |
| 0.3800 | 3.02000 | 4.09000 |
| 0.3900 | 3.12000 | 4.19000 |
| 0.4000 | 3.28000 | 4.35000 |
| 0.4100 | 3.44000 | 4.50000 |
| 0.4200 | 3.66000 | 4.56000 |
| 0.4300 | 3.98000 | 4.74000 |
| 0.4400 | 4.27000 | 4.71000 |
| 0.4500 | 4.57000 | 4.68000 |
| 0.4750 | 4.99000 | 4.33000 |
| 0.5000 | 5.43000 | 4.01000 |
| 0.5250 | 5.70000 | 3.58000 |
| 0.5500 | 5.86000 | 2.99000 |
| 0.5750 | 5.60000 | 2.53000 |
| 0.6000 | 5.48000 | 2.16000 |
| 0.6250 | 5.17000 | 1.94000 |
| 0.6500 | 4.83000 | 1.87000 |
| 0.6750 | 4.49000 | 1.79000 |
| 0.7000 | 4.23000 | 1.67000 |
| 0.7500 | 3.79000 | 1.64000 |
| 0.8000 | 3.37000 | 1.71000 |
| 0.8500 | 2.81000 | 2.15000 |
| 0.9000 | 2.42000 | 2.53000 |
| 0.9500 | 2.12000 | 3.00000 |
| 1.0000 | 1.94000 | 3.32000 |
| 1.0500 | 1.62000 | 3.77000 |
| 1.1000 | 1.47000 | 4.37000 |
| 1.1500 | 1.37000 | 4.82000 |
| 1.2000 | 1.22000 | 5.17000 |
| 1.2500 | 1.20000 | 5.45000 |
| 1.3000 | 1.00000 | 5.83000 |
| 1.3500 | 1.00000 | 6.18000 |
| 1.4000 | 0.85000 | 6.51000 |
| 1.4500 | 0.75000 | 6.68000 |
| 1.5000 | 0.91000 | 6.84000 |
| 1.5500 | 0.84000 | 7.19000 |
| 1.6000 | 0.76000 | 7.60000 |
| 1.6500 | 0.95000 | 7.77000 |
| 1.7000 | 0.85000 | 8.07000 |
| 1.7500 | 0.80000 | 8.27000 |
| 1.8000 | 0.89000 | 8.42000 |
| 1.8500 | 0.80000 | 8.81000 |
| 1.9000 | 0.76000 | 9.18000 |
| 2.0000 | 0.65000 | 10.30000 |
| 2.1000 | 0.88000 | 10.80000 |
| 2.2000 | 0.93000 | 11.30000 |
Sampled data (56 points total). Click "Download Full CSV" for complete data.
Acuitik film thickness measurement systems offer sub-nanometer non-contact precision.