G.657.A2

Specifications

Key Features

• Bend-insensitive single-mode fiber configuration
• Minimum bend radius: 7.5 mm
• Full-band transmission from 1260 nm to 1625 nm
• Fully compatible with G.652 single-mode fiber
• Very low micro-bend induced attenuation — suitable for ribbon cables
• High fatigue resistance for long service life at small bend radii
• Cladding diameter: 125.0 ± 0.7 µm
• Coating/cladding concentricity error: ≤8 µm
• Core/cladding concentricity error: ≤0.5 µm
• Mode field diameter: 8.8 ± 0.4 µm at 1310 nm | 9.8 ± 0.5 µm at 1550 nm
• Attenuation: ≤0.335 dB/km at 1310 nm | ≤0.20 dB/km at 1550 nm | ≤0.21 dB/km at 1625 nm
• Attenuation at 1383 nm (after hydrogen aging): ≤0.29 dB/km
• Cable cut-off wavelength: ≤1260 nm
• Polarization mode dispersion (PMD): ≤0.2 ps/√km
• Macro-bend loss (1 turn, 20 mm diameter): ≤0.1 dB at 1550 nm | ≤0.2 dB at 1625 nm
• Macro-bend loss (1 turn, 15 mm diameter, 1550 nm): ≤0.5 dB
• Proof test: ≥100 kpsi (1%)
• Environmental induced attenuation (-60°C to +85°C cycling, damp heat, water immersion): ≤0.05 dB/km