Optical constants (n, k) of urea (o), covering 0.30 – 1.06 μm wavelength range.
| Wavelength (μm) | n | k |
|---|---|---|
| 0.3000 | 1.54617 | 0.00000 |
| 0.3152 | 1.53706 | 0.00000 |
| 0.3304 | 1.52977 | 0.00000 |
| 0.3456 | 1.52383 | 0.00000 |
| 0.3608 | 1.51891 | 0.00000 |
| 0.3760 | 1.51477 | 0.00000 |
| 0.3912 | 1.51126 | 0.00000 |
| 0.4064 | 1.50824 | 0.00000 |
| 0.4216 | 1.50562 | 0.00000 |
| 0.4368 | 1.50334 | 0.00000 |
| 0.4520 | 1.50134 | 0.00000 |
| 0.4672 | 1.49956 | 0.00000 |
| 0.4824 | 1.49799 | 0.00000 |
| 0.4976 | 1.49658 | 0.00000 |
| 0.5128 | 1.49531 | 0.00000 |
| 0.5280 | 1.49417 | 0.00000 |
| 0.5432 | 1.49314 | 0.00000 |
| 0.5584 | 1.49220 | 0.00000 |
| 0.5736 | 1.49134 | 0.00000 |
| 0.5888 | 1.49056 | 0.00000 |
| 0.6040 | 1.48984 | 0.00000 |
| 0.6192 | 1.48918 | 0.00000 |
| 0.6344 | 1.48858 | 0.00000 |
| 0.6496 | 1.48802 | 0.00000 |
| 0.6648 | 1.48750 | 0.00000 |
| 0.6800 | 1.48701 | 0.00000 |
| 0.6952 | 1.48656 | 0.00000 |
| 0.7104 | 1.48615 | 0.00000 |
| 0.7256 | 1.48576 | 0.00000 |
| 0.7408 | 1.48539 | 0.00000 |
| 0.7560 | 1.48505 | 0.00000 |
| 0.7712 | 1.48473 | 0.00000 |
| 0.7864 | 1.48443 | 0.00000 |
| 0.8016 | 1.48415 | 0.00000 |
| 0.8168 | 1.48389 | 0.00000 |
| 0.8320 | 1.48364 | 0.00000 |
| 0.8472 | 1.48340 | 0.00000 |
| 0.8624 | 1.48318 | 0.00000 |
| 0.8776 | 1.48297 | 0.00000 |
| 0.8928 | 1.48277 | 0.00000 |
| 0.9080 | 1.48258 | 0.00000 |
| 0.9232 | 1.48240 | 0.00000 |
| 0.9384 | 1.48223 | 0.00000 |
| 0.9536 | 1.48206 | 0.00000 |
| 0.9688 | 1.48191 | 0.00000 |
| 0.9840 | 1.48176 | 0.00000 |
| 0.9992 | 1.48162 | 0.00000 |
| 1.0144 | 1.48149 | 0.00000 |
| 1.0296 | 1.48136 | 0.00000 |
| 1.0448 | 1.48124 | 0.00000 |
| 1.0600 | 1.48112 | 0.00000 |
Sampled data (101 points total). Click "Download Full CSV" for complete data.
Acuitik film thickness measurement systems offer sub-nanometer non-contact precision.