Optical constants (n, k) of silicon, covering 0.26 – 0.83 μm wavelength range.
| Wavelength (μm) | n | k |
|---|---|---|
| 0.2638 | 1.82500 | 4.17500 |
| 0.2681 | 1.95400 | 4.43900 |
| 0.2725 | 2.18800 | 4.73500 |
| 0.2771 | 2.57400 | 5.03100 |
| 0.2818 | 3.03700 | 5.23300 |
| 0.2867 | 3.66800 | 5.34700 |
| 0.2917 | 4.45400 | 5.14200 |
| 0.2970 | 4.88500 | 4.54800 |
| 0.3024 | 4.98600 | 4.06700 |
| 0.3080 | 5.02400 | 3.74400 |
| 0.3139 | 5.03900 | 3.49200 |
| 0.3200 | 5.05100 | 3.34700 |
| 0.3263 | 5.09100 | 3.21300 |
| 0.3328 | 5.15900 | 3.11200 |
| 0.3397 | 5.24700 | 3.03200 |
| 0.3468 | 5.36300 | 3.00800 |
| 0.3542 | 5.60100 | 3.05600 |
| 0.3620 | 6.25100 | 3.03700 |
| 0.3701 | 6.98900 | 2.16300 |
| 0.3786 | 6.73500 | 1.06800 |
| 0.3875 | 6.19100 | 0.58700 |
| 0.3967 | 5.76400 | 0.38500 |
| 0.4065 | 5.45000 | 0.25900 |
| 0.4168 | 5.19700 | 0.18700 |
| 0.4275 | 4.99400 | 0.14200 |
| 0.4389 | 4.82500 | 0.10800 |
| 0.4509 | 4.67700 | 0.08600 |
| 0.4635 | 4.54900 | 0.06260 |
| 0.4769 | 4.43500 | 0.04270 |
| 0.4910 | 4.33700 | 0.03290 |
| 0.5061 | 4.25200 | 0.02280 |
| 0.5220 | 4.17700 | 0.01220 |
| 0.5391 | 4.10900 | 0.00800 |
| 0.5572 | 4.04900 | 0.00640 |
| 0.5767 | 3.99500 | 0.00450 |
| 0.5975 | 3.94410 | 0.00260 |
| 0.6199 | 3.90000 | 0.00170 |
| 0.6441 | 3.85890 | 0.00130 |
| 0.6702 | 3.82050 | 0.00170 |
| 0.6985 | 3.78510 | 0.00260 |
| 0.7293 | 3.75300 | 0.00290 |
| 0.7630 | 3.72280 | 0.00440 |
| 0.7999 | 3.69600 | 0.00470 |
| 0.8266 | 3.67800 | 0.00460 |
Sampled data (129 points total). Click "Download Full CSV" for complete data.
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