Optical constants (n, k) of urea (e), covering 0.30 – 1.06 μm wavelength range.
| Wavelength (μm) | n | k |
|---|---|---|
| 0.3000 | 1.70439 | 0.00000 |
| 0.3152 | 1.68849 | 0.00000 |
| 0.3304 | 1.67573 | 0.00000 |
| 0.3456 | 1.66529 | 0.00000 |
| 0.3608 | 1.65663 | 0.00000 |
| 0.3760 | 1.64933 | 0.00000 |
| 0.3912 | 1.64312 | 0.00000 |
| 0.4064 | 1.63778 | 0.00000 |
| 0.4216 | 1.63315 | 0.00000 |
| 0.4368 | 1.62910 | 0.00000 |
| 0.4520 | 1.62554 | 0.00000 |
| 0.4672 | 1.62239 | 0.00000 |
| 0.4824 | 1.61958 | 0.00000 |
| 0.4976 | 1.61707 | 0.00000 |
| 0.5128 | 1.61482 | 0.00000 |
| 0.5280 | 1.61279 | 0.00000 |
| 0.5432 | 1.61095 | 0.00000 |
| 0.5584 | 1.60927 | 0.00000 |
| 0.5736 | 1.60775 | 0.00000 |
| 0.5888 | 1.60636 | 0.00000 |
| 0.6040 | 1.60508 | 0.00000 |
| 0.6192 | 1.60390 | 0.00000 |
| 0.6344 | 1.60282 | 0.00000 |
| 0.6496 | 1.60183 | 0.00000 |
| 0.6648 | 1.60090 | 0.00000 |
| 0.6800 | 1.60005 | 0.00000 |
| 0.6952 | 1.59926 | 0.00000 |
| 0.7104 | 1.59852 | 0.00000 |
| 0.7256 | 1.59783 | 0.00000 |
| 0.7408 | 1.59720 | 0.00000 |
| 0.7560 | 1.59660 | 0.00000 |
| 0.7712 | 1.59604 | 0.00000 |
| 0.7864 | 1.59552 | 0.00000 |
| 0.8016 | 1.59504 | 0.00000 |
| 0.8168 | 1.59458 | 0.00000 |
| 0.8320 | 1.59415 | 0.00000 |
| 0.8472 | 1.59375 | 0.00000 |
| 0.8624 | 1.59338 | 0.00000 |
| 0.8776 | 1.59303 | 0.00000 |
| 0.8928 | 1.59270 | 0.00000 |
| 0.9080 | 1.59239 | 0.00000 |
| 0.9232 | 1.59210 | 0.00000 |
| 0.9384 | 1.59183 | 0.00000 |
| 0.9536 | 1.59157 | 0.00000 |
| 0.9688 | 1.59134 | 0.00000 |
| 0.9840 | 1.59111 | 0.00000 |
| 0.9992 | 1.59091 | 0.00000 |
| 1.0144 | 1.59071 | 0.00000 |
| 1.0296 | 1.59053 | 0.00000 |
| 1.0448 | 1.59036 | 0.00000 |
| 1.0600 | 1.59021 | 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.