Optical constants (n, k) of FK3(SCHOTT), covering 0.30 – 2.19 μm wavelength range.
| Wavelength (μm) | n | k |
|---|---|---|
| 0.3000 | 1.49575 | 0.00000 |
| 0.3440 | 1.48511 | 0.00000 |
| 0.3880 | 1.47824 | 0.00000 |
| 0.4320 | 1.47349 | 0.00000 |
| 0.4760 | 1.47005 | 0.00000 |
| 0.5200 | 1.46745 | 0.00000 |
| 0.5640 | 1.46541 | 0.00000 |
| 0.6080 | 1.46378 | 0.00000 |
| 0.6520 | 1.46244 | 0.00000 |
| 0.6960 | 1.46131 | 0.00000 |
| 0.7400 | 1.46034 | 0.00000 |
| 0.7840 | 1.45948 | 0.00000 |
| 0.8280 | 1.45872 | 0.00000 |
| 0.8720 | 1.45803 | 0.00000 |
| 0.9160 | 1.45740 | 0.00000 |
| 0.9600 | 1.45681 | 0.00000 |
| 1.0040 | 1.45625 | 0.00000 |
| 1.0480 | 1.45571 | 0.00000 |
| 1.0920 | 1.45520 | 0.00000 |
| 1.1360 | 1.45470 | 0.00000 |
| 1.1800 | 1.45421 | 0.00000 |
| 1.2240 | 1.45373 | 0.00000 |
| 1.2680 | 1.45325 | 0.00000 |
| 1.3120 | 1.45278 | 0.00000 |
| 1.3560 | 1.45230 | 0.00000 |
| 1.4000 | 1.45182 | 0.00000 |
| 1.4440 | 1.45134 | 0.00000 |
| 1.4880 | 1.45085 | 0.00000 |
| 1.5320 | 1.45036 | 0.00000 |
| 1.5760 | 1.44986 | 0.00000 |
| 1.6200 | 1.44936 | 0.00000 |
| 1.6640 | 1.44884 | 0.00000 |
| 1.7080 | 1.44832 | 0.00000 |
| 1.7520 | 1.44779 | 0.00000 |
| 1.7960 | 1.44724 | 0.00000 |
| 1.8400 | 1.44669 | 0.00000 |
| 1.8840 | 1.44612 | 0.00000 |
| 1.9280 | 1.44554 | 0.00000 |
| 1.9720 | 1.44495 | 0.00000 |
| 2.0160 | 1.44435 | 0.00000 |
| 2.0600 | 1.44373 | 0.00000 |
| 2.1040 | 1.44311 | 0.00000 |
| 2.1480 | 1.44246 | 0.00000 |
| 2.1920 | 1.44180 | 0.00000 |
Sampled data (87 points total). Click "Download Full CSV" for complete data.
Acuitik film thickness measurement systems offer sub-nanometer non-contact precision.