| Physical quantity | Value |
| Single oscillator energy E0 | 6.55 eV |
| Dispersion energy Ed | 2.06 eV |
| Moment of the optical dispersion spectra M‒1 | 0.314 (eV)2 |
| Moment of the optical dispersion spectra M‒3 | 7.323 ´ 10‒3 (eV)‒2 |
| Static refractive index n0 | 1.314 |
| Oscillator strength S0 | 2.61 ´ 10‒5 (nm)‒2 |
| Oscillator wavelength λ0 | 157.87 nm |