Optional: 1. FC, SC, ST, LC 2.4.6.8.12.24.48 Cores Optional 3. SM or MM 4. ... 0.9mm or 2.0mm Product Description1x8 core LC fiber optic pigtails Standard length, 1, 2, 3, 5 ... : ≤ 1um128um, Conectricity: 1≤ 3um126.0+1/-0um, Conentricity: ≤ 1um 1x8 Core LC Fiber Optic Pigtails