Optical constants of CDGM - ZF (Dense flint)
H-ZF4A
Wavelength:
µm
(0.365–2.400)
Complex refractive index (n+ik)
n
k
LogX
LogY
eV
Derived optical constants
Dispersion formula
$$n^2-1=\frac{1.67238093λ^2}{λ^2-0.0133653851}+\frac{1.34134437λ^2}{λ^2-122.464022}+\frac{0.204305471λ^2}{λ^2-0.0641192325}$$Conditions & Spec sheet
n_is_absolute: false wavelength_is_vacuum: false temperature: 20.0 °C thermal_dispersion: - type: "Schott formula" coefficients: -5.36e-06 1.47e-08 -3.86e-11 1.02e-06 8.24e-10 0.276 nd: 1.728250 Vd: 28.318797 glass_code: 728283 glass_status: standard density: 3.05 g/cm3 thermal_expansion: - temperature_range: -30 70 °C coefficient: 9.3e-06 K-1 - temperature_range: 20 300 °C coefficient: 1.12e-05 K-1 dPgF: 0.0107 climatic_resistance: 1.0
References
CDGM Zemax catalog 2022-06 (obtained from http://www.cdgmgd.com)
See also CDGM optical glass data sheets