Optical constants of OHARA - PBH (Plumbate, high-index)
PBH4W
Wavelength:
µm
(0.3–2.4)
Complex refractive index (n+ik)
n
k
LogX
LogY
eV
Derived optical constants
Dispersion formula
$$n^2=2.961379-0.0098262329λ^{2}+0.036779565λ^{-2}+0.0020712902λ^{-4}-9.3348652\text{×}10^{-05}λ^{-6}+1.5491439\text{×}10^{-05}λ^{-8}$$Conditions & Spec sheet
n_is_absolute: false wavelength_is_vacuum: false temperature: 25.0 °C thermal_dispersion: - type: "Schott formula" coefficients: 1.208e-05 0.0 0.0 0.0 0.0 0.0 nd: 1.755199 Vd: 27.512146 glass_code: 755275 glass_status: preferred density: 4.78 g/cm3 thermal_expansion: - temperature_range: -30 70 °C coefficient: 7.9e-06 K-1 - temperature_range: 20 300 °C coefficient: 8.9e-06 K-1 dPgF: 0.0074 acid_resistance: 4.2 phosphate_resistance: 1.0
Comments
Improved Transmittance
References
OHARA Zemax catalog 2017-11-30 (obtained from http://www.ohara-inc.co.jp)
See also OHARA glass data sheets