nonlinear optical loop mirror


Also found in: Acronyms.

nonlinear optical loop mirror

[¦nän‚lin·ē·ər ¦ap·tə·kəl ′lüp ′mir·ər]
(optics)
A fiber-optic device in which a coupler splits the input light into two waves that travel in opposite directions around a fiber-optic loop and acquire different phases because of nonlinearities in the optical medium; the output power is very low for some phase differences and equals the input power for other phase differences.
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