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book Optical Fiber Communications 4th Edition by Gerd Keiser cover

Optical Fiber Communications 4th Edition by Gerd Keiser

النسخة 4الرقم المعياري الدولي: 978-0073380711
book Optical Fiber Communications 4th Edition by Gerd Keiser cover

Optical Fiber Communications 4th Edition by Gerd Keiser

النسخة 4الرقم المعياري الدولي: 978-0073380711
تمرين 11
On the same graph, plot the maximum cou­pling efficiencies as a function of the source radius r s for the following fibers:
( a ) Core radius of 25 m and NA = 0.16.
( b ) Core radius of 50 m and NA = 0.20.
Let r s range from 0 to 50 m. In what regions can a lens improve the coupling efficiency
التوضيح
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(a)  Let a = 25 m and NA = 0.1...

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Optical Fiber Communications 4th Edition by Gerd Keiser
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