Optical constants of CDGM - ZF (Dense flint)
H-ZF50
Wavelength:
µm
(0.365–2.400)
Complex refractive index (n+ik)
n
k
LogX
LogY
eV
Derived optical constants
Dispersion formula
$$n^2-1=\frac{1.38419227λ^2}{λ^2-121.210226}+\frac{0.216862697λ^2}{λ^2-0.0642534343}+\frac{1.69855074λ^2}{λ^2-0.0135195855}$$Conditions & Spec sheet
n_is_absolute: false
wavelength_is_vacuum: false
temperature: 20.0 °C
thermal_dispersion:
- type: "Schott formula"
coefficients: -4.21e-06 1.99e-08 -3e-11 8.92e-07 3.64e-10 0.294
nd: 1.740770
Vd: 27.760063
glass_code: 741278
density: 3.1 g/cm3
thermal_expansion:
- temperature_range: -30 70 °C
coefficient: 9.5e-06 K-1
- temperature_range: 20 300 °C
coefficient: 1.13e-05 K-1
dPgF: 0.0109
climatic_resistance: 1.0
References
CDGM Zemax catalog 2022-06 (obtained from http://www.cdgmgd.com)
See also CDGM optical glass data sheets