Optical constants of CDGM - ZLAF (Dense lanthanum flint)
H-ZLAF52A
Wavelength:
µm
(0.340 – 2.400)
Derived optical constants
n
k
logX
logY
eV
Dispersion formula
$$n^2=3.16845789-0.0114753166λ^{2}+0.0326408875λ^{-2}+9.57006606\text{×}10^{-05}λ^{-4}+9.63026379\text{×}10^{-05}λ^{-6}-2.45219866\text{×}10^{-06}λ^{-8}$$Conditions & Spec sheet
n_is_absolute: false λ_is_vacuum: false temperature: 20.0 °C coefficients_of_thermal_dispersion: 8.92e-06 1.79e-08 -6.27e-11 8.41e-07 1.07e-10 0.223 n_d: 1.806105 V_d: 41.023451 glass_code: 806410 glass_status: standard density: 4.48 g/cm3 coefficient_of_thermal_expansion_1: 6.1e-06 K-1 coefficient_of_thermal_expansion_2: 7.5e-06 K-1 ΔP_gF: -0.0065 climatic_resistance: 1.0
References
CDGM Zemax catalog 2017-09 (obtained from http://www.cdgmgd.com)