Optical constants of CDGM - BAK (Barium crown)
H-BAK7GT
Wavelength:
µm
(0.320 – 2.400)
Derived optical constants
n
k
logX
logY
eV
Dispersion formula
$$n^2=2.41803544-0.0076261289λ^{2}+0.0165596275λ^{-2}-0.000521246254λ^{-4}+0.000106128523λ^{-6}-4.8581855\text{×}10^{-06}λ^{-8}$$Conditions & Spec sheet
n_is_absolute: false λ_is_vacuum: false temperature: 20.0 °C coefficients_of_thermal_dispersion: 1.23e-06 1.49e-08 -4.95e-11 4.16e-07 1.11e-10 0.251 n_d: 1.568832 V_d: 56.059608 glass_code: 569560 glass_status: standard density: 2.83 g/cm3 coefficient_of_thermal_expansion_1: 7.2e-06 K-1 coefficient_of_thermal_expansion_2: 9e-06 K-1 ΔP_gF: -0.0005 climatic_resistance: 2.0
References
CDGM Zemax catalog 2017-09 (obtained from http://www.cdgmgd.com)