menu_web

my_menu_bird

Optical Link Loss

Find more glossary: http://www.exfo.com/Support-and-Servi... 
The total measured power loss of a fiber optic, point to point, span or link. The loss is the result of intrinsic attenuation plus extrinsic discontinuities in a fiber optic cable. Link Loss is wavelength dependent and measured in decibels per kilometer or dB/km.