, Volume 14, Issue 8, pp 1565-1574

Spectral changes in homogeneous media; a quasi-optical approach

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In the past decade spectral changes depending on the spatial coherence of the source have been described by a cross-spectral density method. It is shown that for Gaussian-Schell model sources a quasi-optical approach is valid which uses Gaussian beams and ABCD matrices to describe the optical system.