Interference Young´s installation is located in carbon disulfide (n1 = 1.65) .On the screen there is an interference pattern of the sources S1 and S2 (lambda = 500 nm). What happens to the picture on the screen F, if the beam path d1 put glass (n2 = 1,5) plate 20 mm thick. What is the change in the optical path difference in the points of the screen?
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