Acta Optica Sinica, Volume. 3, Issue 6, 573(1983)
Re-discussion on the reticle method for measuring the parameters of Gaussian optical spot
Suppose a optical spot is of a Gaussian intensity distribution and is modulated by a sectored reticle, then the parameters of this optical spot can be exactly derived from measurements of the harmonic amplitude spectrum.
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YIN DAREN, XU SHENLONG. Re-discussion on the reticle method for measuring the parameters of Gaussian optical spot[J]. Acta Optica Sinica, 1983, 3(6): 573
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