... transmission network2.Features · By regulating the industry's most advanced core technology · The fiber diameter: 3mm/2mm/0.9mm · Optical fiber ... , FC, LC · The fiber end shape: PC, UPC, AR · Specification: single mode or multimode, single core, dual core · The length of fiber, single-mode ... .2dB MM≤0.2dB NTRJ≤0.5dB Return Loss(dB) PC≥40dB UPC≥50dB APC≥60dB Directivity 55 Tensile Strength 45Kg ...