A combination of a FBG and optical isolators can be used to produce non-blocking optical wavelength division add/draw multiplexers.

Question

Quizplus · Accepted Answer

A combination of a Fiber Bragg Grating (FBG) and optical isolators is not sufficient to produce non-blocking optical wavelength division add/drop multiplexers, as additional components like circulators or couplers are typically required to manage the routing of signals effectively.

A Combination of a FBG and Optical Isolators Can Be