Optical constants of CDGM - ZK (Dense crown)
H-ZK6
Wavelength:
µm
(0.310–2.400)
Complex refractive index (n+ik)
n
k
LogX
LogY
eV
Derived optical constants
Dispersion formula
$$n^2-1=\frac{1.3513924λ^2}{λ^2-0.00735017182}+\frac{0.206957487λ^2}{λ^2-0.0254398321}+\frac{0.961153882λ^2}{λ^2-99.5133128}$$Conditions & Spec sheet
n_absolute: false wavelength_vacuum: false temperature: 20.0 ℃ thermal_dispersion: - type: "Schott formula" coefficients: 1.08e-07 1.53e-08 -3.29e-11 4.32e-07 6.25e-10 0.191 nd: 1.612720 Vd: 58.577083 glass_code: 613586 density: 3.54 g/cm3 thermal_expansion: - temperature_range: -30 70 ℃ coefficient: 6.3e-06 K-1 - temperature_range: 20 300 ℃ coefficient: 7.9e-06 K-1 dPgF: -0.0008 climatic_resistance: 2.0
References
CDGM Zemax catalog 2022-06 (obtained from http://www.cdgmgd.com)
See also CDGM optical glass data sheets