Optical constants of CDGM - ZK (Dense crown)
H-ZK2
Wavelength:
µm
(0.290 – 2.400)
Derived optical constants
n
k
logX
logY
eV
Dispersion formula
$$n^2=2.46852235-0.0101871678λ^{2}+0.0133916752λ^{-2}+0.000329060714λ^{-4}-1.21986536\text{×}10^{-05}λ^{-6}+6.59142401\text{×}10^{-07}λ^{-8}$$Conditions & Spec sheet
n_absolute: false
wavelength_vacuum: false
temperature: 20.0 °C
thermal_dispersion:
- type: "Schott formula"
coefficients: 2.23e-06 2.61e-08 -7.02e-11 4.76e-07 -6.76e-10 0.184
nd: 1.583132
Vd: 59.455980
glass_code: 583595
density: 3.24 g/cm3
thermal_expansion:
- temperature_range: -30 70 °C
coefficient: 6.1e-06 K-1
- temperature_range: 20 300 °C
coefficient: 7.8e-06 K-1
dPgF: -0.0019
climatic_resistance: 2.0
References
CDGM Zemax catalog 2017-09 (obtained from http://www.cdgmgd.com)