Optical constants of CDGM - ZK (Dense crown)
D-ZK3L
Wavelength:
µm
(0.300 – 2.400)
Complex refractive index (n+ik)
n
k
LogX
LogY
eV
Derived optical constants
Dispersion formula
$$n^2-1=\frac{0.638506128λ^2}{λ^2-0.00216674072}+\frac{0.857387558λ^2}{λ^2-0.0144860621}+\frac{1.23664057λ^2}{λ^2-107.881152}$$Conditions & Spec sheet
n_absolute: false
wavelength_vacuum: false
temperature: 20.0 ℃
thermal_dispersion:
- type: "Schott formula"
coefficients: 2.09e-06 1.33e-08 5.99e-11 4.94e-07 2.85e-10 0.176
nd: 1.591700
Vd: 60.701147
glass_code: 592607
density: 2.84 g/cm3
thermal_expansion:
- temperature_range: 20 300 ℃
coefficient: 9.2e-06 K-1
dPgF: -0.0045
Comments
anneal rate:4℃/h
References
CDGM Zemax catalog 2022-06 (obtained from http://www.cdgmgd.com)
See also CDGM optical glass data sheets