Optical constants (n, k) of GaSe (e), covering 0.80 – 2.15 μm wavelength range.
| Wavelength (μm) | n | k |
|---|---|---|
| 0.8000 | 2.52584 | 0.00000 |
| 0.8633 | 2.50378 | 0.00000 |
| 0.9316 | 2.48629 | 0.00000 |
| 1.0053 | 2.47223 | 0.00000 |
| 1.0848 | 2.46079 | 0.00000 |
| 1.1706 | 2.45141 | 0.00000 |
| 1.2632 | 2.44363 | 0.00000 |
| 1.3631 | 2.43716 | 0.00000 |
| 1.4710 | 2.43172 | 0.00000 |
| 1.5873 | 2.42714 | 0.00000 |
| 1.7129 | 2.42325 | 0.00000 |
| 1.8484 | 2.41994 | 0.00000 |
| 1.9946 | 2.41709 | 0.00000 |
| 2.1524 | 2.41463 | 0.00000 |
Sampled data (14 points total). Click "Download Full CSV" for complete data.
Acuitik film thickness measurement systems offer sub-nanometer non-contact precision.