Optical constants of OHARA - BBH (Barium borate, high-index)
L-BBH2
Wavelength:
µm
(0.3–2.4)
Complex refractive index (n+ik)
n
k
LogX
LogY
eV
Derived optical constants
Dispersion formula
$$n^2-1=\frac{2.53279005λ^2}{λ^2-0.0186909889}+\frac{0.583375125λ^2}{λ^2-0.0765409078}+\frac{1.5299288λ^2}{λ^2-112.197368}$$Conditions & Spec sheet
n_is_absolute: false wavelength_is_vacuum: false temperature: 25.0 °C thermal_dispersion: - type: "Schott formula" coefficients: 1.61e-05 2.23e-08 -5.18e-11 3.36e-06 3.2e-09 0.311 nd: 2.102999 Vd: 18.051064 glass_status: preferred density: 6.74 g/cm3 thermal_expansion: - temperature_range: -30 70 °C coefficient: 8.4e-06 K-1 dPgF: 0.0439 climatic_resistance: 2.0 acid_resistance: 52.1 phosphate_resistance: 2.0
Comments
Low Softening Temperature
References
OHARA Zemax catalog 2017-11-30 (obtained from http://www.ohara-inc.co.jp)
See also OHARA glass data sheets