Simplex fiber optic cable consists of a single
fiber,tight-buffered (coated with a 900 micron buffer over the primary buffer
coating) with Kevlar (aramid yarn) strength members
and jacketed for indoor use.The outer jacket can be with Riser, Plenum rated
constructions and LSZH jacket.Duplex cable has two
types,one is with two individual fibers in “8”digit,the other has two fibers in
a round cable.