FCfiber optic attenuatorke sesebelisoa se sa sebetseng se sebelisetsoang ho fokotsa boholo ba lets'oao le khanyang ntle le ho fetola haholo sebopeho sa leqhubu ka boeona.Hangata sena ke se hlokahalang lits'ebetsong tsa Dense Wave Division Multiplexing (DWDM) le Erbium Doped Fiber Amplifier (EDFA) moo moamoheli a ke keng a amohela pontšo e hlahisoang ke mohloli o khanyang oa matla a phahameng.
FC attenuatore na le mofuta oa thepa ea tšepe-ion doped fiber e fokotsang lets'oao la leseli ha le feta.Mokhoa ona oa ho fokotsa matla o lumella hore ho be le ts'ebetso e phahameng ho feta li-splices tsa fiber kapa fiber offsets kapa fiber clearance, tse sebetsang ka ho khelosa ho e-na le ho monya lets'oao la leseli.Li-attenuators tsa FC li khona ho bapala ka 1310 nm le 1550 nm bakeng sa Mokhoa o le Mong le 850nm bakeng sa Multi-Mode.
FC bahlohlelletsili khona ho mamella ho feta 1W ea khanya ea matla a phahameng ka nako e telele, e leng se etsang hore li tšoanelehe hantle ho EDFA le lisebelisoa tse ling tsa matla a phahameng.Polarization Dependent Loss (PDL) le kabo e tsitsitseng le e ikemetseng ea wavelength e etsa hore e be e loketseng bakeng sa DWDM.