Optical constants of CDGM - K (Crown)
H-K50
Wavelength:
µm
(0.320 – 2.400)
Derived optical constants
n
k
logX
logY
eV
Dispersion formula
$$n^2=2.2834436-0.00800379011λ^{2}+0.0130801119λ^{-2}-0.000224166591λ^{-4}+6.15548619\text{×}10^{-05}λ^{-6}-2.94342401\text{×}10^{-06}λ^{-8}$$Conditions & Spec sheet
n_absolute: false
wavelength_vacuum: false
temperature: 20.0 °C
thermal_dispersion:
- type: "Schott formula"
coefficients: -1.18e-06 1.18e-08 -7.33e-11 5.47e-07 1.51e-09 0.174
nd: 1.522490
Vd: 59.512324
glass_code: 522595
density: 2.52 g/cm3
thermal_expansion:
- temperature_range: -30 70 °C
coefficient: 7.9e-06 K-1
- temperature_range: 20 300 °C
coefficient: 9.6e-06 K-1
dPgF: 0.0009
References
CDGM Zemax catalog 2017-09 (obtained from http://www.cdgmgd.com)