A graded index fiber has a parabolic refractive index profile (?=2) and core diameter of 42?m. Estimate an insertion loss due to a 2 ?m lateral misalignment when there is index matching and assuming there is uniform illumination of all guided modes only.
A) 0.180
B) 0.106
C) 0.280
D) 0.080
Correct Answer:
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