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| No. | Items | Unit | Specification (G.652D) |
|---|---|---|---|
| 1 | Mode Field Diameter (1310/1550nm) | μm | 9.2±0.4 / 10.4±0.5 |
| 2 | Cladding Diameter | μm | 124.8±0.7 |
| 3 | Cladding Non-Circularity | % | ≤0.7 |
| 4 | Core-Cladding Concentricity Error | μm | ≤0.5 |
| 5 | Coating Diameter | μm | 245±5 |
| 6 | Cladding-Coating Concentricity Error | μm | ≤12.0 |
| 7 | Cable Cutoff Wavelength | nm | λcc≤1260 |
| 8 | Attenuation (max.) 1310/1550nm | dB/km | ≤0.4 / ≤0.3 |