Nb 的光学常数 (n, k) 数据，涵盖 0.40 – 2.20 μm 波长范围。
| 波长 (μm) | n | k |
|---|---|---|
| 0.4000 | 1.50000 | 2.99000 |
| 0.4200 | 1.61000 | 2.95000 |
| 0.4400 | 1.91000 | 2.98000 |
| 0.4600 | 2.00000 | 3.00000 |
| 0.4800 | 2.02000 | 3.04000 |
| 0.5000 | 2.13000 | 3.07000 |
| 0.5200 | 2.20000 | 3.08000 |
| 0.5400 | 2.23000 | 3.15000 |
| 0.5600 | 2.29000 | 3.17000 |
| 0.5800 | 2.29000 | 3.23000 |
| 0.6000 | 2.27000 | 3.25000 |
| 0.6200 | 2.28000 | 3.25000 |
| 0.6400 | 2.27000 | 3.30000 |
| 0.6600 | 2.27000 | 3.36000 |
| 0.6800 | 2.23000 | 3.38000 |
| 0.7000 | 2.22000 | 3.41000 |
| 0.7200 | 2.17000 | 3.44000 |
| 0.7400 | 2.13000 | 3.47000 |
| 0.7600 | 2.11000 | 3.62000 |
| 0.7800 | 2.06000 | 3.72000 |
| 0.8000 | 2.05000 | 3.85000 |
| 0.8200 | 2.01000 | 3.90000 |
| 0.8400 | 2.00000 | 4.03000 |
| 0.8500 | 1.92000 | 4.06000 |
| 0.8800 | 1.86000 | 4.16000 |
| 0.9000 | 1.83000 | 4.32000 |
| 0.9200 | 1.80000 | 4.41000 |
| 0.9500 | 1.71000 | 4.62000 |
| 0.9800 | 1.71000 | 4.80000 |
| 1.0000 | 1.66000 | 4.94000 |
| 1.0500 | 1.59000 | 5.37000 |
| 1.1000 | 1.52000 | 5.66000 |
| 1.2000 | 1.43000 | 6.31000 |
| 1.3000 | 1.38000 | 7.04000 |
| 1.4000 | 1.35000 | 7.64000 |
| 1.5000 | 1.39000 | 8.24000 |
| 1.6000 | 1.48000 | 8.96000 |
| 1.7000 | 1.49000 | 9.61000 |
| 1.8000 | 1.68000 | 10.30000 |
| 1.9000 | 1.67000 | 11.00000 |
| 2.0000 | 1.75000 | 11.60000 |
| 2.1000 | 1.83000 | 12.20000 |
| 2.2000 | 2.26000 | 13.10000 |
上表为采样数据（共 43 个数据点），点击"下载完整 CSV"获取全部数据。