Optical constants of SCHOTT - SF (Dense flint)
N-SF8
Wavelength:
µm
(0.37–2.5)
Complex refractive index (n+ik)
n
k
LogX
LogY
eV
Derived optical constants
Dispersion formula
$$n^2-1=\frac{1.55075812λ^2}{λ^2-0.0114338344}+\frac{0.209816918λ^2}{λ^2-0.0582725652}+\frac{1.46205491λ^2}{λ^2-133.24165}$$Conditions & Spec sheet
n_is_absolute: false wavelength_is_vacuum: false temperature: 20.0 °C thermal_dispersion: - type: "Schott formula" coefficients: -1.94e-06 9.7e-09 -2.34e-11 8.32e-07 1.15e-09 0.276 nd: 1.68894 Vd: 31.31 glass_code: 689313.290 glass_status: standard density: 2.904 g/cm3 thermal_expansion: - temperature_range: -30 70 °C coefficient: 8.56e-06 K-1 - temperature_range: 20 300 °C coefficient: 9.92e-06 K-1 dPgF: 0.0087 climatic_resistance: 1.0 stain_resistance: 0.0 acid_resistance: 1.0 alkali_resistance: 1.0 phosphate_resistance: 1.0
Comments
References
SCHOTT Zemax catalog 2017-01-20b (obtained from http://www.schott.com)
See also SCHOTT glass data sheets