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in Physics by (64.1k points)

A uniaxial birefringent crystal is cut to form a parallel plate with its optic axis parallel to the front face. For such a retarder plate of refractive indices n0 and ne , with thickness d , the expression for the relative phase difference, Δφ , for the wavelength λ is given by: 

(a)  |n0 - ne|/λ

(b)  π|n0 - ne|d/λ

(c)  π|n0 - ne|d/2λ

(d)   2π|n0 - ne|d/λ

1 Answer

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Best answer

Correct option (c)  π|n0 - ne|d/2λ

Explanation:

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