Optical constants of CDGM - LAF (Lanthanum flint)
H-LAF4
Wavelength:
µm
(0.360 – 2.400)
Derived optical constants
n
k
logX
logY
eV
Dispersion formula
$$n^2=2.95612047-0.00557678753λ^{2}+0.0372582362λ^{-2}-0.000718686091λ^{-4}+0.000199998634λ^{-6}-2.80025194\text{×}10^{-06}λ^{-8}$$Conditions & Spec sheet
n_is_absolute: false λ_is_vacuum: false temperature: 20.0 °C coefficients_of_thermal_dispersion: 6.53e-07 1.81e-08 -1.59e-10 9.02e-07 8.16e-10 0.246 n_d: 1.749501 V_d: 35.020925 glass_code: 750350 glass_status: standard density: 3.92 g/cm3 coefficient_of_thermal_expansion_1: 8e-06 K-1 coefficient_of_thermal_expansion_2: 9.5e-06 K-1 ΔP_gF: 0.0003 climatic_resistance: 1.0
References
CDGM Zemax catalog 2017-09 (obtained from http://www.cdgmgd.com)