Optical constants of CDGM - ZF (Dense flint)
H-ZF39
Wavelength:
µm
(0.360–2.400)
Complex refractive index (n+ik)
n
k
LogX
LogY
eV
Derived optical constants
Dispersion formula
$$n^2-1=\frac{0.153633529λ^2}{λ^2-0.060380621}+\frac{1.54070508λ^2}{λ^2-0.0118591415}+\frac{1.20956745λ^2}{λ^2-119.979606}$$Conditions & Spec sheet
n_is_absolute: false
wavelength_is_vacuum: false
temperature: 20.0 °C
thermal_dispersion:
- type: "Schott formula"
coefficients: -4.14e-06 1.44e-08 -6.69e-11 8.18e-07 9.54e-10 0.274
nd: 1.666800
Vd: 33.053728
glass_code: 667331
density: 2.92 g/cm3
thermal_expansion:
- temperature_range: -30 70 °C
coefficient: 9e-06 K-1
- temperature_range: 20 300 °C
coefficient: 1.12e-05 K-1
dPgF: 0.0061
climatic_resistance: 1.0
References
CDGM Zemax catalog 2022-06 (obtained from http://www.cdgmgd.com)
See also CDGM optical glass data sheets