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Optical constants of CDGM - ZF (Dense flint)
ZF8
Wavelength:
µm
(0.330 – 2.400)
Complex refractive index (n+ik)
n
k
LogX
LogY
eV
Derived optical constants
Dispersion formula
$$n^2=2.6567173-0.0091117044λ^{2}+0.025815197λ^{-2}+0.0011203564λ^{-4}-4.1066817\text{×}10^{-05}λ^{-6}+6.9242011\text{×}10^{-06}λ^{-8}$$Conditions & Spec sheet
n_absolute: false
wavelength_vacuum: false
temperature: 20.0 °C
nd: 1.654460
Vd: 33.651201
glass_code: 654337
density: 3.91 g/cm3
thermal_expansion:
- temperature_range: -30 70 °C
coefficient: 7.6e-06 K-1
- temperature_range: 20 300 °C
coefficient: 8.9e-06 K-1
dPgF: -0.0001
climatic_resistance: 1.0
References
CDGM Zemax catalog 2017-09 (obtained from http://www.cdgmgd.com)