Optical constants of CDGM - ZF (Dense flint)
H-ZF6
Wavelength:
µm
(0.370–2.400)
Complex refractive index (n+ik)
n
k
LogX
LogY
eV
Derived optical constants
Dispersion formula
$$n^2-1=\frac{1.64768548λ^2}{λ^2-0.0118179362}+\frac{0.314478021λ^2}{λ^2-0.0585408205}+\frac{2.03864924λ^2}{λ^2-173.964477}$$Conditions & Spec sheet
n_is_absolute: false
wavelength_is_vacuum: false
temperature: 20.0 °C
thermal_dispersion:
- type: "Schott formula"
coefficients: -4.64e-06 1.36e-08 -1.23e-11 1.01e-06 1.13e-09 0.277
nd: 1.755200
Vd: 27.530047
glass_code: 755275
glass_status: standard
density: 3.24 g/cm3
thermal_expansion:
- temperature_range: -30 70 °C
coefficient: 8.7e-06 K-1
- temperature_range: 20 300 °C
coefficient: 1.04e-05 K-1
dPgF: 0.0111
climatic_resistance: 1.0
References
CDGM Zemax catalog 2022-06 (obtained from http://www.cdgmgd.com)
See also CDGM optical glass data sheets