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Optical constants of CDGM - ZF (Dense flint)
H-ZF13
Wavelength:
µm
(0.370 – 2.400)
Complex refractive index (n+ik)
n
k
LogX
LogY
eV
Derived optical constants
Dispersion formula
$$n^2=3.05150937-0.0123177102λ^{2}+0.0421532614λ^{-2}+0.00181669625λ^{-4}-2.87661517\text{×}10^{-05}λ^{-6}+1.88518506\text{×}10^{-05}λ^{-8}$$Conditions & Spec sheet
n_absolute: false
wavelength_vacuum: false
temperature: 20.0 °C
thermal_dispersion:
- type: "Schott formula"
coefficients: -4.97e-06 1.25e-08 2.17e-11 1.02e-06 2.47e-09 0.282
nd: 1.784721
Vd: 25.719658
glass_code: 785257
glass_status: standard
density: 3.25 g/cm3
thermal_expansion:
- temperature_range: -30 70 °C
coefficient: 8.6e-06 K-1
- temperature_range: 20 300 °C
coefficient: 1.06e-05 K-1
dPgF: 0.0149
climatic_resistance: 1.0
References
CDGM Zemax catalog 2017-09 (obtained from http://www.cdgmgd.com)