Optical constants of OHARA - BAM (Barium, medium-index)
BAM5
Wavelength:
µm
(0.3 – 2.4)
Derived optical constants
n
k
logX
logY
eV
Dispersion formula
$$n^2=2.533703-0.0090417017λ^{2}+0.016851835λ^{-2}+0.00051005408λ^{-4}-1.7651257\text{×}10^{-05}λ^{-6}+1.8665437\text{×}10^{-06}λ^{-8}$$Conditions & Spec sheet
n_is_absolute: false λ_is_vacuum: false temperature: 25.0 °C coefficients_of_thermal_dispersion: 3.33e-06 0.0 0.0 0.0 0.0 0.0 n_d: 1.607289 V_d: 49.188575 glass_code: 607492 glass_status: preferred density: 3.39 g/cm3 coefficient_of_thermal_expansion_1: 8.1e-06 K-1 coefficient_of_thermal_expansion_2: 9.1e-06 K-1 ΔP_gF: -0.001 acid_resistance: 52.2 phosphate_resistance: 2.2
References
OHARA Zemax catalog 2017-11-30 (obtained from http://www.ohara-inc.co.jp)
See also OHARA glass data sheets