Optical constants of CDGM - BAF (Barium flint)
H-BAF5
Wavelength:
µm
(0.350–2.400)
Complex refractive index (n+ik)
n
k
LogX
LogY
eV
Derived optical constants
Dispersion formula
$$n^2-1=\frac{1.06904566λ^2}{λ^2-112.003965}+\frac{0.10415751λ^2}{λ^2-0.0516103587}+\frac{1.41843612λ^2}{λ^2-0.00956493179}$$Conditions & Spec sheet
n_is_absolute: false
wavelength_is_vacuum: false
temperature: 20.0 °C
thermal_dispersion:
- type: "Schott formula"
coefficients: -8.44e-07 2.08e-08 -7.18e-11 7.13e-07 6.88e-10 0.231
nd: 1.605620
Vd: 43.875621
glass_code: 606439
density: 2.97 g/cm3
thermal_expansion:
- temperature_range: -30 70 °C
coefficient: 8.2e-06 K-1
- temperature_range: 20 300 °C
coefficient: 9.7e-06 K-1
dPgF: 0.0013
climatic_resistance: 1.0
References
CDGM Zemax catalog 2022-06 (obtained from http://www.cdgmgd.com)
See also CDGM optical glass data sheets