Optical Fiber Communications 4th Edition by Gerd Keiser

تمرين 17

Using Eqs. (5.19) and (5.20), show that Eq. (5.35) gives the coupling loss for two fibers with unequal core radii. Plot the coupling loss in decibels as a function of a R /a E for 0.5 a R /a E 1.0.