Optical constants of CDGM - ZK (Dense crown)
H-ZK5
Wavelength:
µm
(0.290 – 2.400)
Derived optical constants
n
k
logX
logY
eV
Dispersion formula
$$n^2=2.54498193-0.00576275042λ^{2}+0.0196014743λ^{-2}-0.000812786508λ^{-4}+0.000138354802λ^{-6}-6.16579204\text{×}10^{-06}λ^{-8}$$Conditions & Spec sheet
n_absolute: false
λ_vacuum: false
temperature: 20.0 °C
thermal_dispersion:
- type: "Schott formula"
coefficients: -3.46e-06 1.21e-08 1.31e-11 5.78e-07 6.03e-10 0.17
n_d: 1.611173
V_d: 55.812649
glass_code: 611558
density: 3.58 g/cm3
thermal_expansion:
- temperature_range: -30 70 °C
coefficient: 8.6e-06 K-1
- temperature_range: 20 300 °C
coefficient: 9.9e-06 K-1
ΔP_gF: -0.005
climatic_resistance: 1.0
References
CDGM Zemax catalog 2017-09 (obtained from http://www.cdgmgd.com)