| Manual ellipsometer | ABBE | ||||
| Temperature (K) | Δ (˚) | ψ (˚) | ne | Reading (˚) | na |
| 295.0 | 0.06 | 5.34 | 1.5296 | 24.747 | 1.5283 |
| 309.0 | 0.06 | 5.34 | 1.5296 | 24.735 | 1.5282 |
| 321.0 | 0.06 | 5.34 | 1.5296 | 24.719 | 1.5281 |
| 337.0 | −0.07 | 5.35 | 1.5292 | ||
| 373.0 | 0.08 | 5.36 | 1.5289 | ||
| 425.0 | 0.05 | 5.37 | 1.5285 | ||
| 473.0 | −0.28 | 5.38 | 1.5281 | ||