Cauchy equation
The empirical equation n(λ) = A + B/λ² + C/λ⁴ that describes the wavelength dependence (dispersion) of a material's refractive index; used to correct RI measurements to the standard sodium D line (589 nm) wavelength.
The empirical equation n(λ) = A + B/λ² + C/λ⁴ that describes the wavelength dependence (dispersion) of a material's refractive index; used to correct RI measurements to the standard sodium D line (589 nm) wavelength.
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