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Optical constants of CDGM - ZK (Dense crown)
H-ZK9B
Wavelength:
µm
(0.290 – 2.400)
Complex refractive index (n+ik)
n
k
LogX
LogY
eV
Derived optical constants
Dispersion formula
$$n^2=2.5813755-0.00958578041λ^{2}+0.0171950468λ^{-2}-0.000507547344λ^{-4}+0.000101126924λ^{-6}-4.80045747\text{×}10^{-06}λ^{-8}$$Conditions & Spec sheet
n_absolute: false
wavelength_vacuum: false
temperature: 20.0 °C
thermal_dispersion:
- type: "Schott formula"
coefficients: -6.13e-07 1.13e-08 -1.62e-11 3.9e-07 4.76e-10 0.199
nd: 1.620412
Vd: 60.373876
glass_code: 620603
glass_status: standard
density: 3.58 g/cm3
thermal_expansion:
- temperature_range: -30 70 °C
coefficient: 6.2e-06 K-1
- temperature_range: 20 300 °C
coefficient: 7.7e-06 K-1
dPgF: -0.0013
climatic_resistance: 4.0
References
CDGM Zemax catalog 2017-09 (obtained from http://www.cdgmgd.com)