Optical constants of CDGM - ZLAF (Dense lanthanum flint)
H-ZLAF50D
Wavelength:
µm
(0.320 – 2.400)
Derived optical constants
n
k
logX
logY
eV
Dispersion formula
$$n^2=3.17122941-0.0123809285λ^{2}+0.0303628745λ^{-2}-0.000417232894λ^{-4}+0.000142630066λ^{-6}-6.197583\text{×}10^{-06}λ^{-8}$$Conditions & Spec sheet
n_is_absolute: false λ_is_vacuum: false temperature: 20.0 °C n_d: 1.804005 V_d: 46.590950 glass_code: 804466 density: 4.52 g/cm3 coefficient_of_thermal_expansion_1: 6.2e-06 K-1 coefficient_of_thermal_expansion_2: 7.9e-06 K-1 ΔP_gF: -0.0085 climatic_resistance: 1.0
References
CDGM Zemax catalog 2017-09 (obtained from http://www.cdgmgd.com)