Optical constants of SUMITA - PSK (Dense phosphate crown)
K-PSK100(M)
Wavelength:
µm
(0.320–2.000)
Complex refractive index (n+ik)
n
k
LogX
LogY
eV
Derived optical constants
Dispersion formula
$$n^2=2.4831321-0.0090721125λ^{2}+0.013641591λ^{-2}+0.00021543576λ^{-4}+8.6973883\text{×}10^{-06}λ^{-6}-6.5012493\text{×}10^{-07}λ^{-8}$$Conditions & Spec sheet
n_is_absolute: false wavelength_is_vacuum: false temperature: 20.0 °C thermal_dispersion: - type: "Schott formula" coefficients: -8.26e-07 2.08e-08 -1.4e-10 5.32e-07 -2.69e-10 0.175 nd: 1.58792 Vd: 60.6 glass_code: 592607 density: 3.24 g/cm3 thermal_expansion: - temperature_range: -30 70 °C coefficient: 9.5e-06 K-1 - temperature_range: 20 300 °C coefficient: 1.14e-05 K-1 dPgF: 0.0048 climatic_resistance: 1.0 acid_resistance: 6.0
References
SUMITA Zemax catalog 2017-02-02 (obtained from http://www.sumita-opt.co.jp)
See also SUMITA optical glass data book