Optical constants of CDGM - QF (Light flint)
H-QF1
Wavelength:
µm
(0.340–2.400)
Complex refractive index (n+ik)
n
k
LogX
LogY
eV
Derived optical constants
Dispersion formula
$$n^2-1=\frac{1.24414177λ^2}{λ^2-0.00867592204}+\frac{1.08792977λ^2}{λ^2-124.77088}+\frac{0.106583226λ^2}{λ^2-0.0473895753}$$Conditions & Spec sheet
n_absolute: false wavelength_vacuum: false temperature: 20.0 ℃ thermal_dispersion: - type: "Schott formula" coefficients: -3.37e-06 1.32e-08 -5.38e-11 6.46e-07 6.5e-10 0.251 nd: 1.548140 Vd: 45.820011 glass_code: 548458 density: 2.58 g/cm3 thermal_expansion: - temperature_range: -30 70 ℃ coefficient: 9.3e-06 K-1 - temperature_range: 20 300 ℃ coefficient: 1.1e-05 K-1 dPgF: 0.0012 climatic_resistance: 2.0
References
CDGM Zemax catalog 2022-06 (obtained from http://www.cdgmgd.com)
See also CDGM optical glass data sheets