Ge2Sb2Te5 (crystalline) 的光学常数 (n, k) 数据，涵盖 0.35 – 2.20 μm 波长范围。
| 波长 (μm) | n | k |
|---|---|---|
| 0.3503 | 1.67700 | 2.63400 |
| 0.3758 | 1.85800 | 2.80200 |
| 0.4013 | 2.04700 | 2.95000 |
| 0.4268 | 2.24200 | 3.08000 |
| 0.4523 | 2.44100 | 3.19300 |
| 0.4778 | 2.64300 | 3.28800 |
| 0.5033 | 2.84600 | 3.36800 |
| 0.5288 | 3.05000 | 3.43100 |
| 0.5542 | 3.25300 | 3.48000 |
| 0.5797 | 3.45300 | 3.51400 |
| 0.6051 | 3.65100 | 3.53400 |
| 0.6306 | 3.84400 | 3.54100 |
| 0.6560 | 4.03200 | 3.53600 |
| 0.6814 | 4.21500 | 3.52000 |
| 0.7067 | 4.39200 | 3.49200 |
| 0.7321 | 4.56200 | 3.45600 |
| 0.7574 | 4.72400 | 3.41000 |
| 0.7827 | 4.87900 | 3.35700 |
| 0.8080 | 5.02600 | 3.29600 |
| 0.8332 | 5.16500 | 3.23000 |
| 0.8584 | 5.29600 | 3.15800 |
| 0.8836 | 5.41800 | 3.08100 |
| 0.9087 | 5.53300 | 3.00100 |
| 0.9338 | 5.64000 | 2.91700 |
| 0.9589 | 5.73800 | 2.83100 |
| 0.9840 | 5.83000 | 2.74300 |
| 1.0286 | 5.97500 | 2.58300 |
| 1.0832 | 6.12300 | 2.38400 |
| 1.1379 | 6.24200 | 2.18500 |
| 1.1927 | 6.33400 | 1.99000 |
| 1.2475 | 6.40200 | 1.80100 |
| 1.3025 | 6.44900 | 1.61900 |
| 1.3575 | 6.47800 | 1.44600 |
| 1.4126 | 6.49000 | 1.28200 |
| 1.4678 | 6.48900 | 1.12900 |
| 1.5230 | 6.47500 | 0.98600 |
| 1.5783 | 6.45100 | 0.85400 |
| 1.6337 | 6.41800 | 0.73200 |
| 1.6799 | 6.38400 | 0.63900 |
| 1.8097 | 6.26900 | 0.41600 |
| 1.9700 | 6.10000 | 0.21900 |
| 2.1298 | 5.92200 | 0.10200 |
| 2.1998 | 5.84800 | 0.07500 |
上表为采样数据（共 664 个数据点），点击"下载完整 CSV"获取全部数据。