Optical constants of CDGM - BAK (Barium crown)
H-BAK4
Wavelength:
µm
(0.290 – 2.400)
Complex refractive index (n+ik)
n
k
LogX
LogY
eV
Derived optical constants
Dispersion formula
$$n^2=2.37934396-0.0111573292λ^{2}+0.010770657λ^{-2}+0.000537494005λ^{-4}-4.85885263\text{×}10^{-05}λ^{-6}+2.43110267\text{×}10^{-06}λ^{-8}$$Conditions & Spec sheet
n_absolute: false wavelength_vacuum: false temperature: 20.0 °C thermal_dispersion: - type: "Schott formula" coefficients: 9.33e-07 2.01e-08 -2.04e-11 3.94e-07 2.14e-10 0.158 nd: 1.552479 Vd: 63.372062 glass_code: 552634 density: 2.9 g/cm3 thermal_expansion: - temperature_range: -30 70 °C coefficient: 6.1e-06 K-1 - temperature_range: 20 300 °C coefficient: 7.6e-06 K-1 dPgF: -0.0022 climatic_resistance: 2.0
References
CDGM Zemax catalog 2017-09 (obtained from http://www.cdgmgd.com)