Optical constants of CDGM - F (Flint)
H-F51
Wavelength:
µm
(0.360 – 2.400)
Derived optical constants
n
k
logX
logY
eV
Dispersion formula
$$n^2=2.6334392-0.023786997λ^{2}+0.013503973λ^{-2}+0.0039049789λ^{-4}-0.0004141067λ^{-6}+2.7097419\text{×}10^{-05}λ^{-8}$$Conditions & Spec sheet
n_absolute: false
wavelength_vacuum: false
temperature: 20.0 °C
nd: 1.639802
Vd: 34.486325
glass_code: 640345
density: 2.76 g/cm3
thermal_expansion:
- temperature_range: -30 70 °C
coefficient: 8.4e-06 K-1
- temperature_range: 20 300 °C
coefficient: 1.02e-05 K-1
dPgF: 0.005
climatic_resistance: 1.0
References
CDGM Zemax catalog 2017-09 (obtained from http://www.cdgmgd.com)