Optical constants of CDGM - K (Crown)
H-K8
Wavelength:
µm
(0.310 – 2.400)
Derived optical constants
n
k
logX
logY
eV
Dispersion formula
$$n^2=2.26289162-0.00770544885λ^{2}+0.0130033906λ^{-2}-3.10393046\text{×}10^{-05}λ^{-4}+3.16686868\text{×}10^{-05}λ^{-6}-1.27242154\text{×}10^{-06}λ^{-8}$$Conditions & Spec sheet
n_is_absolute: false λ_is_vacuum: false temperature: 20.0 °C coefficients_of_thermal_dispersion: 8.99e-07 1.86e-08 2.68e-12 5.14e-07 2.06e-10 0.246 n_d: 1.516020 V_d: 56.810596 glass_code: 516568 density: 2.58 g/cm3 coefficient_of_thermal_expansion_1: 8.7e-06 K-1 coefficient_of_thermal_expansion_2: 9.7e-06 K-1 ΔP_gF: -0.0031 climatic_resistance: 2.0
References
CDGM Zemax catalog 2017-09 (obtained from http://www.cdgmgd.com)