Isugeynta Warelength Divars Multiplexing (CWDM) waa isticmaalka Fiber Optical Multiplexer ilaa hirarka kaladuwan ee calaamadaha iftiinka midba midka ugu badan ee loogu gudbiyo fiber, marka la gaaro dhamaadka isku xirka, oo leh Fiber Optical Multiplexer fiber signal isku dhafan ayaa loo googooyaa noocyo kala duwan signal hirarka mawjadaha, kuxiran qalabka ay ka hesho.
100GHz CWDM Mux / Demux Module ka badan hal nooc ama laba jibbaarane hal nooc ah waa iska caadi in la ballaariyo bandwidthkaaga guud. Waxay fidisaa xasilooni iyo kalsooni sare, waxayna leedahay cabir yar oo xirmo ah. Hawo-hawleedkeedu waa 1270nm ilaa 1610nm (1261nm-1611nm) oo gabi ahaanba bixiya 18 kanaal oo leh 20nm kanaalka ah oo kaladuwan.