Optical constants of CDGM - QF (Light flint)
H-QF6A
Wavelength:
µm
(0.340 – 2.400)
Complex refractive index (n+ik)
n
k
LogX
LogY
eV
Derived optical constants
Dispersion formula
$$n^2=2.30458321-0.00865226981λ^{2}+0.0147424307λ^{-2}+0.000146916808λ^{-4}+2.49577574\text{×}10^{-05}λ^{-6}+4.79637168\text{×}10^{-07}λ^{-8}$$Conditions & Spec sheet
n_absolute: false
wavelength_vacuum: false
temperature: 20.0 °C
thermal_dispersion:
- type: "Schott formula"
coefficients: -5.28e-06 2.18e-08 -9.29e-11 4.95e-07 4.67e-10 0.262
nd: 1.531722
Vd: 48.851958
glass_code: 532488
density: 2.52 g/cm3
thermal_expansion:
- temperature_range: -30 70 °C
coefficient: 8.6e-06 K-1
- temperature_range: 20 300 °C
coefficient: 9.5e-06 K-1
dPgF: 0.0041
climatic_resistance: 1.0
References
CDGM Zemax catalog 2017-09 (obtained from http://www.cdgmgd.com)