Optical constants of SCHOTT - BaSF (Barium dense flint)
N-BASF2
Wavelength:
µm
(0.37–2.5)
Complex refractive index (n+ik)
n
k
LogX
LogY
eV
Derived optical constants
Dispersion formula
$$n^2-1=\frac{1.53652081λ^2}{λ^2-0.0108435729}+\frac{0.156971102λ^2}{λ^2-0.0562278762}+\frac{1.30196815λ^2}{λ^2-131.3397}$$Conditions & Spec sheet
n_is_absolute: false
wavelength_is_vacuum: false
temperature: 20.0 °C
thermal_dispersion:
- type: "Schott formula"
coefficients: 1.89e-06 1.22e-08 -1.61e-11 7.77e-07 9.96e-10 0.256
nd: 1.66446
Vd: 36
glass_code: 664360.315
glass_status: standard
density: 3.151 g/cm3
thermal_expansion:
- temperature_range: -30 70 °C
coefficient: 7.12e-06 K-1
- temperature_range: 20 300 °C
coefficient: 8.13e-06 K-1
dPgF: 0.0057
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