Optical constants of CDGM - ZK (Dense crown)
H-ZK2
Wavelength:
µm
(0.290 – 2.400)
Complex refractive index (n+ik)
n
k
LogX
LogY
eV
Derived optical constants
Dispersion formula
$$n^2-1=\frac{0.427442699λ^2}{λ^2-0.0191755139}+\frac{0.907023646λ^2}{λ^2-94.6355569}+\frac{1.04012009λ^2}{λ^2-0.00552619449}$$Conditions & Spec sheet
n_absolute: false
wavelength_vacuum: false
temperature: 20.0 ℃
thermal_dispersion:
- type: "Schott formula"
coefficients: 2.23e-06 2.61e-08 -7.02e-11 4.76e-07 -6.76e-10 0.184
nd: 1.583130
Vd: 59.460082
glass_code: 583595
density: 3.24 g/cm3
thermal_expansion:
- temperature_range: -30 70 ℃
coefficient: 6.1e-06 K-1
- temperature_range: 20 300 ℃
coefficient: 7.8e-06 K-1
dPgF: -0.0016
climatic_resistance: 2.0
References
CDGM Zemax catalog 2022-06 (obtained from http://www.cdgmgd.com)
See also CDGM optical glass data sheets