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Optical constants of SCHOTT - BaF (Barium flint)
N-BAF52
Wavelength:
µm
(0.365 – 2.5)
Complex refractive index (n+ik)
n
k
LogX
LogY
eV
Derived optical constants
Dispersion formula
$$n^2-1=\frac{1.43903433λ^2}{λ^2-0.00907800128}+\frac{0.0967046052λ^2}{λ^2-0.050821208}+\frac{1.09875818λ^2}{λ^2-105.691856}$$Conditions & Spec sheet
n_absolute: false
wavelength_vacuum: false
temperature: 20.0 °C
thermal_dispersion:
- type: "Schott formula"
coefficients: 1.15e-06 1.27e-08 -5.08e-12 5.64e-07 6.38e-10 0.238
nd: 1.60863
Vd: 46.6
glass_code: 609466.305
glass_status: standard
density: 3.045 g/cm3
thermal_expansion:
- temperature_range: -30 70 °C
coefficient: 6.86e-06 K-1
- temperature_range: 20 300 °C
coefficient: 7.83e-06 K-1
dPgF: 0.0024
climatic_resistance: 1.0
stain_resistance: 0.0
acid_resistance: 1.0
alkali_resistance: 1.3
phosphate_resistance: 1.0
Comments
References
SCHOTT Zemax catalog 2017-01-20b (obtained from http://www.schott.com)
See also SCHOTT glass data sheets