Fiber parameter
| Item | Unit | Specification | |
| Fiber Type | G.652D | ||
| Mode field diameter | 1310nm | mm | 9.2±0.4 |
| 1550nm | mm | 10.4±0.8 | |
| Cladding diameter | mm | 125.0±1 | |
| Cladding non-circularity | % | £1.0 | |
| Core/cladding concentricity error | mm | £0.5 | |
| Coating diameter | mm | 245±5 | |
| Coating non-Circularity | % | £6.0 | |
| Coating/cladding concentricity error | mm | £12.0 | |
| Cable cut-off wavelength | nm | £1260 | |
| Attenuation Coefficient | 1310nm | dB/km | £0.36 |
| 1550nm | dB/km | £0.22 | |
| Proof stress level | kpsi | ≥100 | |
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