Optical constants of CDGM - ZPK (Dense phosphate crown)
H-ZPK1A
Wavelength:
µm
(0.300 – 2.400)
Complex refractive index (n+ik)
n
k
LogX
LogY
eV
Derived optical constants
Dispersion formula
$$n^2=2.57612635-0.00780401598λ^{2}+0.0152465014λ^{-2}-2.0774016\text{×}10^{-05}λ^{-4}+2.28544414\text{×}10^{-05}λ^{-6}-8.23333227\text{×}10^{-07}λ^{-8}$$Conditions & Spec sheet
n_absolute: false wavelength_vacuum: false temperature: 20.0 °C thermal_dispersion: - type: "Schott formula" coefficients: -1.07e-05 1.43e-08 -5.77e-11 3.87e-07 8.82e-11 0.189 nd: 1.617998 Vd: 63.405767 glass_code: 618634 glass_status: standard density: 3.61 g/cm3 thermal_expansion: - temperature_range: -30 70 °C coefficient: 9.9e-06 K-1 - temperature_range: 20 300 °C coefficient: 1.14e-05 K-1 dPgF: 0.0019 climatic_resistance: 1.0
References
CDGM Zemax catalog 2017-09 (obtained from http://www.cdgmgd.com)