Optical constants of CDGM - ZF (Dense flint)
H-ZF7LA
Wavelength:
µm
(0.360 – 2.400)
Complex refractive index (n+ik)
n
k
LogX
LogY
eV
Derived optical constants
Dispersion formula
$$n^2=3.11930169-0.0120954989λ^{2}+0.0427579381λ^{-2}+0.00249825483λ^{-4}-0.000116785147λ^{-6}+2.28047853\text{×}10^{-05}λ^{-8}$$Conditions & Spec sheet
n_absolute: false wavelength_vacuum: false temperature: 20.0 °C thermal_dispersion: - type: "Schott formula" coefficients: -7.02e-06 1.12e-08 -1.8e-11 8.78e-07 1.42e-09 0.31 nd: 1.805189 Vd: 25.477290 glass_code: 805255 glass_status: standard density: 3.35 g/cm3 thermal_expansion: - temperature_range: -30 70 °C coefficient: 9e-06 K-1 - temperature_range: 20 300 °C coefficient: 1.13e-05 K-1 dPgF: 0.0098 climatic_resistance: 1.0
References
CDGM Zemax catalog 2017-09 (obtained from http://www.cdgmgd.com)