Optical constants of CDGM - QF (Light flint)
H-QF56
Wavelength:
µm
(0.350 – 2.400)
Derived optical constants
n
k
logX
logY
eV
Dispersion formula
$$n^2=2.40441893-0.00857629873λ^{2}+0.0176754574λ^{-2}+0.000438205807λ^{-4}-1.42198699\text{×}10^{-06}λ^{-6}+2.74287911\text{×}10^{-06}λ^{-8}$$Conditions & Spec sheet
n_is_absolute: false λ_is_vacuum: false temperature: 20.0 °C coefficients_of_thermal_dispersion: -4.86e-06 1.38e-08 -3.64e-11 7.51e-07 4.38e-11 0.236 n_d: 1.567320 V_d: 42.807794 glass_code: 567428 density: 2.62 g/cm3 coefficient_of_thermal_expansion_1: 9.4e-06 K-1 coefficient_of_thermal_expansion_2: 1.11e-05 K-1 ΔP_gF: 0.0015 climatic_resistance: 1.0
References
CDGM Zemax catalog 2017-09 (obtained from http://www.cdgmgd.com)