Optical constants of CDGM - BAF (Barium flint)
H-BAF4
Wavelength:
µm
(0.340 – 2.400)
Derived optical constants
n
k
logX
logY
eV
Dispersion formula
$$n^2=2.45376994-0.00813614699λ^{2}+0.0179634979λ^{-2}+0.000111641611λ^{-4}+3.86804485\text{×}10^{-05}λ^{-6}-3.17507239\text{×}10^{-07}λ^{-8}$$Conditions & Spec sheet
n_absolute: false
wavelength_vacuum: false
temperature: 20.0 °C
thermal_dispersion:
- type: "Schott formula"
coefficients: -2.86e-06 1.78e-08 -4.5e-11 8.39e-07 4.6e-10 0.153
nd: 1.582672
Vd: 46.606408
glass_code: 583466
density: 2.91 g/cm3
thermal_expansion:
- temperature_range: -30 70 °C
coefficient: 8.2e-06 K-1
- temperature_range: 20 300 °C
coefficient: 1e-05 K-1
dPgF: 0.0007
climatic_resistance: 1.0
References
CDGM Zemax catalog 2017-09 (obtained from http://www.cdgmgd.com)