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Optical constants of OHARA - PBH (Plumbate, high-index)
PBH6W
Wavelength:
µm
(0.3 – 2.4)
Complex refractive index (n+ik)
n
k
LogX
LogY
eV
Derived optical constants
Dispersion formula
$$n^2=3.120642-0.011286328λ^{2}+0.040543249λ^{-2}+0.0033876996λ^{-4}-0.00024180036λ^{-6}+2.7440285\text{×}10^{-05}λ^{-8}$$Conditions & Spec sheet
n_absolute: false
wavelength_vacuum: false
temperature: 25.0 °C
thermal_dispersion:
- type: "Schott formula"
coefficients: 1.501e-05 0.0 0.0 0.0 0.0 0.0
nd: 1.805177
Vd: 25.435012
glass_code: 805254
glass_status: preferred
density: 5.19 g/cm3
thermal_expansion:
- temperature_range: -30 70 °C
coefficient: 8.1e-06 K-1
- temperature_range: 20 300 °C
coefficient: 9e-06 K-1
dPgF: 0.0097
acid_resistance: 51.2
phosphate_resistance: 3.2
Comments
Improved Transmittance
References
OHARA Zemax catalog 2017-11-30 (obtained from http://www.ohara-inc.co.jp)
See also OHARA glass data sheets