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Optical Fiber Communications 4th Edition by Gerd Keiser
Edition 4ISBN: 978-0073380711Optical Fiber Communications 4th Edition by Gerd Keiser
Edition 4ISBN: 978-0073380711 Exercise 22
Calculate the number of modes at 820 nm and 1.3 m in a graded-index fiber having a parabolic-index profile ( = 2), a 25- m core radius, n 1 = 1.48, and n 2 = 1.46. How does this compare to a step-index fiber
Explanation
Verified
Verified
From Eq. (2.81) 
where
= = 0.0135
At...
Optical Fiber Communications 4th Edition by Gerd Keiser
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