Optical constants of CDGM - ZPK (Dense phosphate crown)
H-ZPK1A
Wavelength:
µm
(0.300 – 2.400)
Derived optical constants
n
k
logX
logY
eV
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)