OPGW (optique yohereza umurongo) numuyoboro wa optique ukoreshwa kumurongo wohereza amashanyarazi menshi ashobora kohereza imbaraga hamwe nibimenyetso bya optique.
Imiyoboro ya kabili niyo shingiro ryo gushiraho imiyoboro ya mudasobwa kandi ikubiyemo kwishyiriraho no kugena ibikorwa remezo bifatika bikoreshwa mu kohereza amakuru murusobe.