Optical constants of CDGM - ZF (Dense flint)
H-ZF52
Wavelength:
µm
(0.370 – 2.400)
Complex refractive index (n+ik)
n
k
LogX
LogY
eV
Derived optical constants
Dispersion formula
$$n^2-1=\frac{0.409982615λ^2}{λ^2-0.0621421199}+\frac{2.37517176λ^2}{λ^2-185.055134}+\frac{1.83913582λ^2}{λ^2-0.0136093459}$$Conditions & Spec sheet
n_absolute: false
wavelength_vacuum: false
temperature: 20.0 ℃
thermal_dispersion:
- type: "Schott formula"
coefficients: -6.18e-06 1.63e-08 -4.5e-11 1.12e-06 1.19e-09 0.291
nd: 1.846660
Vd: 23.784497
glass_code: 847238
glass_status: standard
density: 3.51 g/cm3
thermal_expansion:
- temperature_range: -30 70 ℃
coefficient: 8.8e-06 K-1
- temperature_range: 20 300 ℃
coefficient: 1.08e-05 K-1
dPgF: 0.0155
climatic_resistance: 1.0
References
CDGM Zemax catalog 2022-06 (obtained from http://www.cdgmgd.com)
See also CDGM optical glass data sheets