Optical constants of CDGM - ZPK (Dense phosphate crown)
H-ZPK5
Wavelength:
µm
(0.300 – 2.400)
Derived optical constants
n
k
logX
logY
eV
Dispersion formula
$$n^2=2.50010619-0.00601517032λ^{2}+0.0134084346λ^{-2}-5.81410931\text{×}10^{-05}λ^{-4}+3.0979864\text{×}10^{-05}λ^{-6}-1.43396992\text{×}10^{-06}λ^{-8}$$Conditions & Spec sheet
n_absolute: false
wavelength_vacuum: false
temperature: 20.0 °C
thermal_dispersion:
- type: "Schott formula"
coefficients: -1.96e-05 8.06e-09 -2.9e-11 4.33e-07 5.34e-12 0.173
nd: 1.592807
Vd: 68.525033
glass_code: 593685
density: 4.29 g/cm3
thermal_expansion:
- temperature_range: -30 70 °C
coefficient: 1.24e-05 K-1
- temperature_range: 20 300 °C
coefficient: 1.44e-05 K-1
dPgF: 0.0142
References
CDGM Zemax catalog 2017-09 (obtained from http://www.cdgmgd.com)