gold 的光学常数 (n, k) 数据，涵盖 0.25 – 2.17 μm 波长范围。
| 波长 (μm) | n | k |
|---|---|---|
| 0.2480 | 1.49430 | 1.95750 |
| 0.2603 | 1.56110 | 1.96040 |
| 0.2732 | 1.63060 | 1.94940 |
| 0.2868 | 1.69210 | 1.91880 |
| 0.3011 | 1.73220 | 1.87000 |
| 0.3161 | 1.73910 | 1.81280 |
| 0.3318 | 1.70710 | 1.76480 |
| 0.3483 | 1.64520 | 1.74790 |
| 0.3656 | 1.58100 | 1.77140 |
| 0.3838 | 1.54190 | 1.81520 |
| 0.4028 | 1.52550 | 1.84130 |
| 0.4229 | 1.49710 | 1.82680 |
| 0.4439 | 1.41260 | 1.78290 |
| 0.4660 | 1.24270 | 1.75090 |
| 0.4891 | 0.99182 | 1.79160 |
| 0.5135 | 0.71590 | 1.95300 |
| 0.5390 | 0.49085 | 2.21880 |
| 0.5658 | 0.34242 | 2.53050 |
| 0.5939 | 0.25437 | 2.84930 |
| 0.6235 | 0.20533 | 3.16210 |
| 0.6545 | 0.18030 | 3.46710 |
| 0.6870 | 0.17016 | 3.76690 |
| 0.7212 | 0.16966 | 4.06440 |
| 0.7570 | 0.17577 | 4.36250 |
| 0.7947 | 0.18675 | 4.66350 |
| 0.8342 | 0.20151 | 4.96950 |
| 0.8757 | 0.21938 | 5.28200 |
| 0.9192 | 0.23989 | 5.60240 |
| 0.9649 | 0.26271 | 5.93190 |
| 1.0129 | 0.28761 | 6.27180 |
| 1.0632 | 0.31442 | 6.62310 |
| 1.1161 | 0.34302 | 6.98690 |
| 1.1716 | 0.37334 | 7.36440 |
| 1.2299 | 0.40535 | 7.75660 |
| 1.2910 | 0.43909 | 8.16460 |
| 1.3552 | 0.47459 | 8.58960 |
| 1.4226 | 0.51198 | 9.03270 |
| 1.4933 | 0.55138 | 9.49510 |
| 1.5676 | 0.59297 | 9.97800 |
| 1.6455 | 0.63699 | 10.48300 |
| 1.7273 | 0.68368 | 11.01000 |
| 1.8132 | 0.73336 | 11.56300 |
| 1.9034 | 0.78638 | 12.14000 |
| 1.9980 | 0.84313 | 12.74500 |
| 2.0974 | 0.90404 | 13.37900 |
| 2.1663 | 0.94720 | 13.81800 |
上表为采样数据（共 135 个数据点），点击"下载完整 CSV"获取全部数据。