Optical constants of OHARA - PBL (Plumbate, low-index)
PBL26Y
Wavelength:
µm
(0.31 – 2.4)
Complex refractive index (n+ik)
n
k
LogX
LogY
eV
Derived optical constants
Dispersion formula
$$n^2-1=\frac{1.29471773λ^2}{λ^2-0.00986579479}+\frac{0.108880981λ^2}{λ^2-0.0477568828}+\frac{0.220322964λ^2}{λ^2-28.8509863}$$Conditions & Spec sheet
n_absolute: false wavelength_vacuum: false temperature: 25.0 ℃ thermal_dispersion: - type: "Schott formula" coefficients: -1.24e-06 1.52e-08 -3.95e-11 7.86e-07 7.36e-10 0.228 nd: 1.567322 Vd: 42.855569 glass_code: 567428 density: 3.1 g/cm3 thermal_expansion: - temperature_range: -30 70 ℃ coefficient: 8.9e-06 K-1 - temperature_range: 20 300 ℃ coefficient: 1e-05 K-1 dPgF: -0.0015 climatic_resistance: 1.0 acid_resistance: 1.0 phosphate_resistance: 2.0
Comments
Improved XMT at 365
References
OHARA Zemax catalog 2017-11-30 (obtained from http://www.ohara-inc.co.jp)
See also OHARA glass data sheets