Optical constants of SUMITA - PSF
K-PSFn4(M)
Wavelength:
µm
(0.360–2.000)
Complex refractive index (n+ik)
n
k
LogX
LogY
eV
Derived optical constants
Dispersion formula
$$n^2=3.2298971-0.011389181λ^{2}+0.047192351λ^{-2}+0.0024487094λ^{-4}-6.4886719\text{×}10^{-05}λ^{-6}+2.1045135\text{×}10^{-05}λ^{-8}$$Conditions & Spec sheet
n_is_absolute: false wavelength_is_vacuum: false temperature: 20.0 °C thermal_dispersion: - type: "Schott formula" coefficients: -4.02e-06 2.01e-08 -1.33e-10 1.73e-06 1.55e-09 0.277 nd: 1.83932 Vd: 24.8 glass_code: 844248 density: 4.58 g/cm3 thermal_expansion: - temperature_range: -30 70 °C coefficient: 1.03e-05 K-1 - temperature_range: 20 300 °C coefficient: 1.22e-05 K-1 dPgF: 0.0136 climatic_resistance: 1.0 acid_resistance: 1.0
References
SUMITA Zemax catalog 2017-02-02 (obtained from http://www.sumita-opt.co.jp)
See also SUMITA optical glass data book