Optical constants of CDGM - ZF (Dense flint)
H-ZF39
Wavelength:
µm
(0.360 – 2.400)
Complex refractive index (n+ik)
n
k
LogX
LogY
eV
Derived optical constants
Dispersion formula
$$n^2=2.69566345-0.0106305729λ^{2}+0.0263464696λ^{-2}+0.0012869122λ^{-4}-6.75605612\text{×}10^{-05}λ^{-6}+1.09913394\text{×}10^{-05}λ^{-8}$$Conditions & Spec sheet
n_absolute: false
wavelength_vacuum: false
temperature: 20.0 °C
thermal_dispersion:
- type: "Schott formula"
coefficients: -4.04e-06 1.73e-08 -7.85e-11 8.74e-07 8.27e-10 0.261
nd: 1.666805
Vd: 33.056453
glass_code: 667331
density: 2.92 g/cm3
thermal_expansion:
- temperature_range: -30 70 °C
coefficient: 9e-06 K-1
- temperature_range: 20 300 °C
coefficient: 1.12e-05 K-1
dPgF: 0.0059
climatic_resistance: 1.0
References
CDGM Zemax catalog 2017-09 (obtained from http://www.cdgmgd.com)