Optical constants of CDGM - BAF (Barium flint)
H-BAF3
Wavelength:
µm
(0.330–2.400)
Complex refractive index (n+ik)
n
k
LogX
LogY
eV
Derived optical constants
Dispersion formula
$$n^2-1=\frac{1.16102167λ^2}{λ^2-0.00637008736}+\frac{0.926012255λ^2}{λ^2-107.341889}+\frac{0.290935978λ^2}{λ^2-0.0265573391}$$Conditions & Spec sheet
n_is_absolute: false
wavelength_is_vacuum: false
temperature: 20.0 °C
thermal_dispersion:
- type: "Schott formula"
coefficients: 3.07e-06 1.1e-08 8.58e-11 5.69e-07 1.29e-09 0.205
nd: 1.579570
Vd: 53.711637
glass_code: 580537
density: 3.14 g/cm3
thermal_expansion:
- temperature_range: -30 70 °C
coefficient: 6.7e-06 K-1
- temperature_range: 20 300 °C
coefficient: 8.4e-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