Optical constants of CDGM - BAF (Barium flint)
H-BAF6
Wavelength:
µm
(0.340–2.400)
Complex refractive index (n+ik)
n
k
LogX
LogY
eV
Derived optical constants
Dispersion formula
$$n^2-1=\frac{1.06475107λ^2}{λ^2-115.35395}+\frac{1.38638809λ^2}{λ^2-0.00853300947}+\frac{0.146161462λ^2}{λ^2-0.0437434703}$$Conditions & Spec sheet
n_is_absolute: false
wavelength_is_vacuum: false
temperature: 20.0 °C
thermal_dispersion:
- type: "Schott formula"
coefficients: -3.02e-06 1.55e-08 -1.32e-10 6.09e-07 9.44e-10 0.233
nd: 1.608010
Vd: 46.202418
glass_code: 608462
density: 3.11 g/cm3
thermal_expansion:
- temperature_range: -30 70 °C
coefficient: 8.2e-06 K-1
- temperature_range: 20 300 °C
coefficient: 9.4e-06 K-1
dPgF: 0.001
climatic_resistance: 1.0
References
CDGM Zemax catalog 2022-06 (obtained from http://www.cdgmgd.com)
See also CDGM optical glass data sheets