Optical constants of OHARA - PBM (Plumbate, medium-index)
PBM8
Wavelength:
µm
(0.3 – 2.4)
Complex refractive index (n+ik)
n
k
LogX
LogY
eV
Derived optical constants
Dispersion formula
$$n^2=2.4842899-0.0082629825λ^{2}+0.020412922λ^{-2}+0.00059654654λ^{-4}-4.9991757\text{×}10^{-06}λ^{-6}+2.8060192\text{×}10^{-06}λ^{-8}$$Conditions & Spec sheet
n_absolute: false wavelength_vacuum: false temperature: 25.0 ℃ thermal_dispersion: - type: "Schott formula" coefficients: 3.609e-06 0.0 0.0 0.0 0.0 0.0 nd: 1.595508 Vd: 39.213424 glass_code: 596392 glass_status: preferred density: 3.36 g/cm3 thermal_expansion: - temperature_range: -30 70 ℃ coefficient: 8.5e-06 K-1 - temperature_range: 20 300 ℃ coefficient: 9.6e-06 K-1 dPgF: -0.0009 acid_resistance: 1.0 phosphate_resistance: 2.0
References
OHARA Zemax catalog 2017-11-30 (obtained from http://www.ohara-inc.co.jp)
See also OHARA glass data sheets