With Fig. 12.3 in mind, establish that when two incoherent cosine-squared fringe systems, each of the form

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With Fig. 12.3 in mind, establish that when two incoherent cosine-squared fringe systems, each of the form Icosα, overlap so that peaks fall on troughs, the resultant is I = I- a uniform illumination.

Fig. 12.3

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Optics

ISBN: 978-0133977226

5th edition

Authors: Eugene Hecht

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