Optical constants of CDGM - ZK (Dense crown)
H-ZK5
Wavelength:
µm
(0.290 – 2.400)
Complex refractive index (n+ik)
n
k
LogX
LogY
eV
Derived optical constants
Dispersion formula
$$n^2-1=\frac{0.920219055λ^2}{λ^2-109.361864}+\frac{0.531425413λ^2}{λ^2-0.0198985689}+\frac{1.01909144λ^2}{λ^2-0.00525819605}$$Conditions & Spec sheet
n_absolute: false
wavelength_vacuum: false
temperature: 20.0 ℃
thermal_dispersion:
- type: "Schott formula"
coefficients: -3.46e-06 1.21e-08 1.31e-11 5.78e-07 6.03e-10 0.17
nd: 1.611170
Vd: 55.772437
glass_code: 611558
density: 3.58 g/cm3
thermal_expansion:
- temperature_range: -30 70 ℃
coefficient: 8.6e-06 K-1
- temperature_range: 20 300 ℃
coefficient: 9.9e-06 K-1
dPgF: -0.001
climatic_resistance: 1.0
References
CDGM Zemax catalog 2022-06 (obtained from http://www.cdgmgd.com)
See also CDGM optical glass data sheets