Nyob rau hauv lub GYTS53 cable, ib leeg-hom / multimode fibers yog positioned nyob rau hauv lub xoob leeg, cov hlab uas tau sau nrog dej thaiv cov hlab sau compound.Tubes thiab fillers yog tso tseg nyob ib ncig ntawm lub dag lub zog neeg mus rau hauv ib tug yeej cable cov tub ntxhais. Ib tug Plastic Steel Plastic (PSP) yog thov nyob ib ncig ntawm cov tub ntxhais. Uas yog lawm ua tus sau nrog tus filling compound los tiv thaiv nws. Ces tus cable tiav nrog ib tug nyias PE sheath. Tom qab PSP yog thov tshaj lub puab sheath, lub cable yog tiav nrog ib tug PE txheej sheath.
