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Optical constants of CDGM - ZF (Dense flint)
H-ZF52
Wavelength:
µm
(0.370 – 2.400)
Complex refractive index (n+ik)
n
k
LogX
LogY
eV
Derived optical constants
Dispersion formula
$$n^2=3.26760058-0.0205384566λ^{2}+0.0351507672λ^{-2}+0.00770151348λ^{-4}-0.000908139817λ^{-6}+7.52649555\text{×}10^{-05}λ^{-8}$$Conditions & Spec sheet
n_absolute: false
wavelength_vacuum: false
temperature: 20.0 °C
thermal_dispersion:
- type: "Schott formula"
coefficients: -6.22e-06 1.92e-08 -2.63e-11 1.13e-06 6.65e-10 0.291
nd: 1.846666
Vd: 23.787324
glass_code: 847238
glass_status: standard
density: 3.51 g/cm3
thermal_expansion:
- temperature_range: -30 70 °C
coefficient: 8.8e-06 K-1
- temperature_range: 20 300 °C
coefficient: 1.08e-05 K-1
dPgF: 0.0128
climatic_resistance: 1.0
References
CDGM Zemax catalog 2017-09 (obtained from http://www.cdgmgd.com)