Optical constants of CDGM - ZLAF (Dense lanthanum flint)
H-ZLAF66GT
Wavelength:
µm
(0.350 – 2.400)
Derived optical constants
n
k
logX
logY
eV
Dispersion formula
$$n^2=3.13578304-0.0105336277λ^{2}+0.0366011503λ^{-2}+0.000398524293λ^{-4}+7.65525829\text{×}10^{-05}λ^{-6}+3.24358098\text{×}10^{-06}λ^{-8}$$Conditions & Spec sheet
n_is_absolute: false λ_is_vacuum: false temperature: 20.0 °C coefficients_of_thermal_dispersion: -1.89e-06 1.64e-08 -1.41e-10 8.7e-07 1.01e-09 0.245 n_d: 1.800999 V_d: 34.972131 glass_code: 801350 glass_status: standard density: 3.89 g/cm3 coefficient_of_thermal_expansion_1: 7.9e-06 K-1 coefficient_of_thermal_expansion_2: 9.3e-06 K-1 ΔP_gF: 0.001 climatic_resistance: 1.0
References
CDGM Zemax catalog 2017-09 (obtained from http://www.cdgmgd.com)