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Optical constants of CDGM - QF (Light flint)
H-QF1
Wavelength:
µm
(0.340 – 2.400)
Complex refractive index (n+ik)
n
k
LogX
LogY
eV
Derived optical constants
Dispersion formula
$$n^2=2.35209772-0.00953088569λ^{2}+0.0149480904λ^{-2}+0.0006139718λ^{-4}-3.07481422\text{×}10^{-05}λ^{-6}+3.26363142\text{×}10^{-06}λ^{-8}$$Conditions & Spec sheet
n_absolute: false
wavelength_vacuum: false
temperature: 20.0 °C
thermal_dispersion:
- type: "Schott formula"
coefficients: -3.37e-06 1.32e-08 -5.38e-11 6.46e-07 6.5e-10 0.251
nd: 1.548141
Vd: 45.832966
glass_code: 548458
density: 2.58 g/cm3
thermal_expansion:
- temperature_range: -30 70 °C
coefficient: 9.3e-06 K-1
- temperature_range: 20 300 °C
coefficient: 1.1e-05 K-1
dPgF: 0.0008
climatic_resistance: 2.0
References
CDGM Zemax catalog 2017-09 (obtained from http://www.cdgmgd.com)