IHU340 的光学常数 (n, k) 数据，涵盖 0.20 – 2.00 μm 波长范围。
| 波长 (μm) | n | k |
|---|---|---|
| 0.2040 | 35.90122 | 0.00004 |
| 0.2480 | 1.57371 | 0.00008 |
| 0.2920 | 1.54705 | 0.00010 |
| 0.3360 | 1.53918 | 0.00001 |
| 0.3800 | 1.53599 | 0.00000 |
| 0.4240 | 1.52805 | 0.00000 |
| 0.4680 | 1.52361 | 0.00000 |
| 0.5120 | 1.51985 | 0.00000 |
| 0.5560 | 1.51761 | 0.00000 |
| 0.6000 | 1.51638 | 0.00000 |
| 0.6440 | 1.51491 | 0.00000 |
| 0.6880 | 1.51205 | 0.00000 |
| 0.7320 | 1.51252 | 0.00000 |
| 0.7760 | 1.51213 | 0.00000 |
| 0.8200 | 1.51298 | 0.00000 |
| 0.8640 | 1.51252 | 0.00000 |
| 0.9080 | 1.51136 | 0.00000 |
| 0.9520 | 1.51058 | 0.00000 |
| 0.9960 | 1.50957 | 0.00000 |
| 1.0400 | 1.50911 | 0.00000 |
| 1.0840 | 1.50856 | 0.00000 |
| 1.1280 | 1.50569 | 0.00000 |
| 1.1720 | 1.50631 | 0.00000 |
| 1.2160 | 1.50600 | 0.00000 |
| 1.2600 | 1.50522 | 0.00000 |
| 1.3040 | 1.50452 | 0.00000 |
| 1.3480 | 1.50437 | 0.00000 |
| 1.3920 | 1.50320 | 0.00000 |
| 1.4360 | 1.50312 | 0.00000 |
| 1.4800 | 1.50125 | 0.00000 |
| 1.5240 | 1.50242 | 0.00000 |
| 1.5680 | 1.50047 | 0.00000 |
| 1.6120 | 1.49875 | 0.00000 |
| 1.6560 | 1.50000 | 0.00000 |
| 1.7000 | 1.49906 | 0.00000 |
| 1.7440 | 1.49820 | 0.00000 |
| 1.7880 | 1.49648 | 0.00000 |
| 1.8320 | 1.49742 | 0.00000 |
| 1.8760 | 1.49820 | 0.00000 |
| 1.9200 | 1.48996 | 0.00000 |
| 1.9640 | 1.49444 | 0.00000 |
| 2.0000 | 1.49413 | 0.00000 |
上表为采样数据（共 1797 个数据点），点击"下载完整 CSV"获取全部数据。