Optical constants of OHARA - BAM (Barium, medium-index)
BAM23
Wavelength:
µm
(0.3–2.4)
Complex refractive index (n+ik)
n
k
LogX
LogY
eV
Derived optical constants
Dispersion formula
$$n^2=2.5222179-0.0087270222λ^{2}+0.020177286λ^{-2}+0.00061839451λ^{-4}+1.8063926\text{×}10^{-07}λ^{-6}+2.0159505\text{×}10^{-06}λ^{-8}$$Conditions & Spec sheet
n_is_absolute: false wavelength_is_vacuum: false temperature: 25.0 °C thermal_dispersion: - type: "Schott formula" coefficients: 2.923e-06 0.0 0.0 0.0 0.0 0.0 nd: 1.607167 Vd: 40.263160 glass_code: 607403 glass_status: preferred density: 3.48 g/cm3 thermal_expansion: - temperature_range: -30 70 °C coefficient: 8.9e-06 K-1 - temperature_range: 20 300 °C coefficient: 1.03e-05 K-1 dPgF: 0.0008 acid_resistance: 1.0 phosphate_resistance: 1.0
References
OHARA Zemax catalog 2017-11-30 (obtained from http://www.ohara-inc.co.jp)
See also OHARA glass data sheets