... FCC,CE,ROHS,ISO9001 lc lc fiber optic patch cord duplex multimode from factory Offer CE/ROHS, single mode/multi mode optic fiber cables ,SimplexOffer ... ≤ 0.3 db , Multi - Mode : PC ≤ 0.3 db ) . 2 . Return Loss ( Single - Mode : PC ≥ 50 db , APC ≥ 50 db , Multi - Mode : PC ≥ 45)3 ... .9 , 2.0 , 3.0 mm , etc2.Type: Single - Mode ( 9/125 um ) , Multi - Mode ( 50/125 um , 62.5 / 125 um , )3 ...