Optical constants of OHARA - BAM (Barium, medium-index)
S-BAM12
Wavelength:
µm
(0.35–2.4)
Complex refractive index (n+ik)
n
k
LogX
LogY
eV
Derived optical constants
Dispersion formula
$$n^2-1=\frac{1.50161605λ^2}{λ^2-0.00940761826}+\frac{0.126987445λ^2}{λ^2-0.0472602195}+\frac{1.43544052λ^2}{λ^2-141.666499}$$Conditions & Spec sheet
n_is_absolute: false wavelength_is_vacuum: false temperature: 25.0 °C thermal_dispersion: - type: "Schott formula" coefficients: 1.32e-06 1.09e-08 -4.03e-11 4.22e-07 5.3e-10 0.301 nd: 1.639300 Vd: 44.872804 glass_code: 639449 density: 3.18 g/cm3 thermal_expansion: - temperature_range: -30 70 °C coefficient: 7.6e-06 K-1 - temperature_range: 20 300 °C coefficient: 9.1e-06 K-1 dPgF: -0.0006 climatic_resistance: 2.0 acid_resistance: 3.2 phosphate_resistance: 1.0
Comments
Recommended
References
OHARA Zemax catalog 2017-11-30 (obtained from http://www.ohara-inc.co.jp)
See also OHARA glass data sheets