Optical constants (n, k) of S-APL1(OHARA), covering 0.30 – 2.19 μm wavelength range.
| Wavelength (μm) | n | k |
|---|---|---|
| 0.3000 | 1.55094 | 0.00001 |
| 0.3420 | 1.53942 | 0.00000 |
| 0.3840 | 1.53227 | 0.00000 |
| 0.4260 | 1.52733 | 0.00000 |
| 0.4680 | 1.52370 | 0.00000 |
| 0.5100 | 1.52094 | 0.00000 |
| 0.5520 | 1.51878 | 0.00000 |
| 0.5940 | 1.51703 | 0.00000 |
| 0.6360 | 1.51560 | 0.00000 |
| 0.6780 | 1.51439 | 0.00000 |
| 0.7200 | 1.51335 | 0.00000 |
| 0.7620 | 1.51245 | 0.00000 |
| 0.8040 | 1.51164 | 0.00000 |
| 0.8460 | 1.51092 | 0.00000 |
| 0.8880 | 1.51025 | 0.00000 |
| 0.9300 | 1.50964 | 0.00000 |
| 0.9720 | 1.50906 | 0.00000 |
| 1.0140 | 1.50851 | 0.00000 |
| 1.0560 | 1.50798 | 0.00000 |
| 1.0980 | 1.50747 | 0.00000 |
| 1.1400 | 1.50697 | 0.00000 |
| 1.1820 | 1.50649 | 0.00000 |
| 1.2240 | 1.50601 | 0.00000 |
| 1.2660 | 1.50553 | 0.00000 |
| 1.3080 | 1.50505 | 0.00000 |
| 1.3500 | 1.50458 | 0.00000 |
| 1.3920 | 1.50411 | 0.00000 |
| 1.4340 | 1.50363 | 0.00000 |
| 1.4760 | 1.50315 | 0.00000 |
| 1.5180 | 1.50266 | 0.00000 |
| 1.5600 | 1.50217 | 0.00000 |
| 1.6020 | 1.50168 | 0.00000 |
| 1.6440 | 1.50117 | 0.00000 |
| 1.6860 | 1.50067 | 0.00000 |
| 1.7280 | 1.50015 | 0.00000 |
| 1.7700 | 1.49963 | 0.00000 |
| 1.8120 | 1.49909 | 0.00000 |
| 1.8540 | 1.49855 | 0.00000 |
| 1.8960 | 1.49800 | 0.00000 |
| 1.9380 | 1.49744 | 0.00000 |
| 1.9800 | 1.49688 | 0.00000 |
| 2.0220 | 1.49630 | 0.00000 |
| 2.0640 | 1.49571 | 0.00000 |
| 2.1060 | 1.49512 | 0.00000 |
| 2.1480 | 1.49451 | 0.00000 |
| 2.1900 | 1.49389 | 0.00000 |
Sampled data (91 points total). Click "Download Full CSV" for complete data.
Acuitik film thickness measurement systems offer sub-nanometer non-contact precision.