Optical constants (n, k) of BN (o), covering 0.20 – 2.01 μm wavelength range.
| Wavelength (μm) | n | k |
|---|---|---|
| 0.1988 | 2.62327 | 1.70055 |
| 0.2026 | 2.10452 | 1.46147 |
| 0.2065 | 1.83715 | 2.13818 |
| 0.2105 | 2.81578 | 2.53843 |
| 0.2147 | 2.76569 | 1.83198 |
| 0.2191 | 2.68394 | 2.50769 |
| 0.2237 | 4.32889 | 2.56122 |
| 0.2284 | 4.44850 | 1.00370 |
| 0.2334 | 3.92343 | 0.46705 |
| 0.2386 | 3.56500 | 0.27648 |
| 0.2440 | 3.32069 | 0.18755 |
| 0.2497 | 3.14287 | 0.13803 |
| 0.2556 | 3.00649 | 0.10712 |
| 0.2619 | 2.89776 | 0.08626 |
| 0.2684 | 2.80856 | 0.07137 |
| 0.2753 | 2.73374 | 0.06027 |
| 0.2826 | 2.66988 | 0.05173 |
| 0.2902 | 2.61466 | 0.04496 |
| 0.2983 | 2.56631 | 0.03949 |
| 0.3068 | 2.52361 | 0.03501 |
| 0.3158 | 2.48561 | 0.03126 |
| 0.3254 | 2.45155 | 0.02806 |
| 0.3355 | 2.42086 | 0.02534 |
| 0.3464 | 2.39306 | 0.02300 |
| 0.3579 | 2.36779 | 0.02095 |
| 0.3702 | 2.34473 | 0.01913 |
| 0.3835 | 2.32364 | 0.01754 |
| 0.3977 | 2.30427 | 0.01610 |
| 0.4130 | 2.28646 | 0.01483 |
| 0.4295 | 2.27009 | 0.01366 |
| 0.4474 | 2.25494 | 0.01259 |
| 0.4668 | 2.24099 | 0.01165 |
| 0.4880 | 2.22807 | 0.01075 |
| 0.5113 | 2.21615 | 0.00995 |
| 0.5368 | 2.20513 | 0.00918 |
| 0.5651 | 2.19494 | 0.00850 |
| 0.5965 | 2.18551 | 0.00785 |
| 0.6316 | 2.17684 | 0.00724 |
| 0.6711 | 2.16883 | 0.00666 |
| 0.7158 | 2.16149 | 0.00611 |
| 0.7670 | 2.15472 | 0.00559 |
| 0.8259 | 2.14856 | 0.00510 |
| 0.8947 | 2.14295 | 0.00464 |
| 0.9761 | 2.13785 | 0.00419 |
| 1.0737 | 2.13329 | 0.00375 |
| 1.1930 | 2.12918 | 0.00333 |
| 1.3421 | 2.12556 | 0.00294 |
| 1.5339 | 2.12241 | 0.00254 |
| 1.7896 | 2.11967 | 0.00217 |
| 2.0133 | 2.11811 | 0.00191 |
Sampled data (147 points total). Click "Download Full CSV" for complete data.
Acuitik film thickness measurement systems offer sub-nanometer non-contact precision.