Duplex Fiber Optic Cables Figure 8 Zip cord construction consists of 2 single-fiber cable. Features: 1.900um or 600um tight buffer fiber, semi-tight buffer fiber also available. 2.Nominal outer jacket diameter from 2.0mm to 2.9mm. 3.PVC or Low Smoke Zero Halogen (LSZH) is available as jacket material. 4.Color coding complied with TIA/EIA-598-B Applications: 1.Ideal ofr direct terminated with various types of connectors. 2.Rugged constructiong for indoor installations. Ordering Information: 12-3-4-5 Example: A2-B1-ZV-28 1 Structure: A=Assembly 2 Fiber Count: "Figure 8" Duplex 3 Fiber Type: A1a=50/125um Multimode A1b=62/125um Multimode OM3=50/125um OM3 Multimode B1=G.652 Single-mode B4=G655 single-mode 4 Jacket Material ZV=PVC ZY=LSZH 5 Nominal Outer Diameter: 28=2.8mm×5.7mm 20=2.0mm×4.1mm 18=1.8mm×3.7mm 16=1.6mm×3.3mm