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ITU-T G652D and IEC60793-2-50 B1.3 fiber technlogy standard.
| Category | Description | Specifications | |
| Optical Specifications | Attenuation | @1310nm | ≤0.35dB/km |
| @1383nm | ≤0.30dB/km | ||
| @1490nm | ≤0.24dB/km | ||
| @1550 | ≤0.20dB/km | ||
| @1625 | ≤0.23dB/km | ||
| Attenuation Non-uniformity | @1310nm, 1550nm | ≤0.05dB | |
| Point Discontinuity | @1310nm, 1550nm | ≤0.05dB | |
| Attenuation vs Wavelength | @1285nm - 1330nm | ≤0.03dB/km | |
| @1525nm - 1575nm | ≤0.02dB/km | ||
| Zero Dispersion Wavelength | 1310nm-1324nm | ||
| Zero Dispersion Slope | ≤0.092ps/ (nm2·km) | ||
| Dispersion | @1550nm | ≤18ps/ (nm·km) | |
| @1625nm | ≤ 22ps/ (nm·km) | ||
| PMD Link Design Value (m=20 Q=0.01%) | ≤0.06ps√km | ||
| Maximum Individual Fiber | ≤0.1ps√km | ||
| Cable Cut-off wavelength(λ cc) | ≤1260nm | ||
| Macro Bending Loss (1turn; Φ32mm) | @1550 | ≤0.30dB | |
| Macro Bending Loss (100turns; Φ50mm) | @1310nm | ≤0.30dB | |
| @1550nm | ≤0.30dB | ||
| Macro Bending Loss (100turns; Φ60mm) | @1625nm | ≤0.30dB | |
| Mode Field Diameter | @1310nm | 9.2±0.4µm | |
| @1550nm | 10.4±0.5µm | ||
| Dimensional Specifi-cations | Fiber Curl Radius | ≥4.0m | |
| Cladding Diameter | 125±0.7µm | ||
| Core / Clad Concentricity | ≤0.5µm | ||
| Cladding Non-circularity | ≤0.7% | ||
| Coating Diameter | 242±5µm | ||
| Coating / Cladding Concentricity | ≤12µm | ||
| Mechanical Specifi-cations | Proof Test | ≥100kspi (0.7GPa) | |
| Fatigue Resistance Parameter (Nd) | ≥20 |
Fiber Properties The properties of single mode optical fiber (ITU-T Rec. G.652D)
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