Optical constants of SUMITA - PSF
K-PSFn203
Wavelength:
µm
(0.380–2.000)
Complex refractive index (n+ik)
n
k
LogX
LogY
eV
Derived optical constants
Dispersion formula
$$n^2=3.8348467-0.016749417λ^{2}+0.068052702λ^{-2}+0.0056319146λ^{-4}-0.00041721893λ^{-6}+7.0964768\text{×}10^{-05}λ^{-8}$$Conditions & Spec sheet
n_is_absolute: false wavelength_is_vacuum: false temperature: 20.0 °C thermal_dispersion: - type: "Schott formula" coefficients: 1.26e-05 4.23e-08 -4.24e-10 2.34e-06 8.67e-10 0.308 nd: 2.01700 Vd: 20.8 density: 6.17 g/cm3 thermal_expansion: - temperature_range: -30 70 °C coefficient: 8.2e-06 K-1 - temperature_range: 20 300 °C coefficient: 9.1e-06 K-1 dPgF: 0.0288 climatic_resistance: 1.0 acid_resistance: 5.0
References
SUMITA Zemax catalog 2017-02-02 (obtained from http://www.sumita-opt.co.jp)
See also SUMITA optical glass data book