Hitachi GR2000 - Manual (Page 198)

Figure 3-97 Single-Mode Optical Fiber Cable Specifications for OC-3c/STM-1 (POS) SMF
and OC-12c/STM-4 (POS)
Recommended model name: Hitachi Optical Fiber Cable SM1005-2F-C2SC-[ ]M (cord length in brackets)
Boundary with network: router’s connector
2-core SC
connector
Graded index single-mode fiber of 9.5/125 µm
core/clad, 1300 nm wavelength, max.
attenuation 1 dB/km (max. 15 km)
2-core SC
connector