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Product specification
1.Structure specification
| Item | Unit | GJXH | Remarks |
| Fiber type | / | G657、G652 or other | |
| Strength member | mm | 1.0 | Steel |
| mm | 0.4 | ||
| Outer sheath | LSZH | ||
| Cable size | mm | 5（±0.1）X2（±0.1） | |
| Cable color | / | Black or white |
| Cable Type | Tensile Strength Long/Short term（N） | Crush ResistanceLong/Short term（N/100mm） | Min. Curved radius（mm） |
| GJYXFCH-1B6 | 300/800 | 1000/2200 | 15/30 |
| GJYXFCH-2B6 | 300/800 | 1000/2200 | 15/30 |
| Operating storage temperature | -20～60℃ | ||
2. Optical characteristics
| Attribute | Unit | Spec. | |
| Mode field diameter at 1310nm | μm | 8.6～9.6±0.4 | |
| Cladding diameter | μm | 125.0±0.7 | |
| Concentricity error | μm | ≤0.5 | |
| Coating diameter | μm | 245±10 | |
| Attenuation | 1310nm | dB/KM | 0.35 |
| 1550nm | dB/KM | 0.26 | |
| Zero dispersion wavelength | nm | 1300～1324 | |
| Zero dispersion slope | ps/(nm².km) | ≤0.092 | |
| Cable cutoff wavelength | nm | ≤1260 | |
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