Optical constants of SCHOTT - BaLF (Barium light flint)
N-BALF4
Wavelength:
µm
(0.35–2.5)
Complex refractive index (n+ik)
n
k
LogX
LogY
eV
Derived optical constants
Dispersion formula
$$n^2-1=\frac{1.31004128λ^2}{λ^2-0.0079659645}+\frac{0.142038259λ^2}{λ^2-0.0330672072}+\frac{0.964929351λ^2}{λ^2-109.19732}$$Conditions & Spec sheet
n_is_absolute: false wavelength_is_vacuum: false temperature: 20.0 °C thermal_dispersion: - type: "Schott formula" coefficients: 5.33e-06 1.47e-08 -1.58e-11 5.75e-07 6.58e-10 0.195 nd: 1.57956 Vd: 53.87 glass_code: 580539.311 glass_status: standard density: 3.111 g/cm3 thermal_expansion: - temperature_range: -30 70 °C coefficient: 6.52e-06 K-1 - temperature_range: 20 300 °C coefficient: 7.41e-06 K-1 dPgF: -0.0012 climatic_resistance: 1.0 stain_resistance: 0.0 acid_resistance: 1.0 alkali_resistance: 1.0 phosphate_resistance: 1.0
Comments
References
SCHOTT Zemax catalog 2017-01-20b (obtained from http://www.schott.com)
See also SCHOTT glass data sheets