Optical constants of CDGM - ZBAF (Dense barium flint)
ZBAF2
Wavelength:
µm
(0.330–2.400)
Complex refractive index (n+ik)
n
k
LogX
LogY
eV
Derived optical constants
Dispersion formula
$$n^2=2.6324147-0.0087251762λ^{2}+0.019124302λ^{-2}+0.00044859331λ^{-4}-1.7473295\text{×}10^{-05}λ^{-6}+2.8601145\text{×}10^{-06}λ^{-8}$$Conditions & Spec sheet
n_absolute: false
wavelength_vacuum: false
temperature: 20.0 ℃
nd: 1.639616
Vd: 48.230454
glass_code: 640483
glass_status: preferred
density: 3.83 g/cm3
thermal_expansion:
- temperature_range: -30 70 ℃
coefficient: 6.1e-06 K-1
- temperature_range: 20 300 ℃
coefficient: 7.5e-06 K-1
dPgF: -0.002
References
CDGM Zemax catalog 2022-06 (obtained from http://www.cdgmgd.com)
See also CDGM optical glass data sheets