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  FTTH Fiber Optic   
Cross Section of Cable


2 cores and 4 cores

Optical Fiber Type and Properties:
| Item | Unit | Specification | |
| Fiber Type | G.657 | ||
| Mode field diameter | 1310nm | mm | 8.6-9.5 ± 0.4 | 
| Cladding diameter | mm | 125.0 ± 0.7 | |
| Cladding non-circularity | % | £1.0 | |
| Core/cladding concentricity error | mm | £0.5 | |
| Coating diameter | mm | 245 ± 5 | |
| Coating/cladding concentricity error | mm | £12 | |
| Cable cut-off wavelength | nm | £ 1260 | |
| Attenuation Coefficient | 1310nm | dB/km | £0.4 | 
| 1550nm | dB/km | £0.3 | |
| Macro-bend loss (1 turn, 10mm radius) | 1550nm | dB/km | £0.75 | 
| 1625nm | dB/km | £1.5 | |
| Proof stress level | kpsi | ≥100 | |
| Item | Parameters | |||||
| Fiber | Color | Full color spectrum | ||||
| Number of cores | 2 | |||||
| Strength member | Material | steel wire | ||||
| Diameter | 0.45mm | |||||
| Outer jacket | Material | LSZH | ||||
| Color | Black | |||||
| Cable diameter (Rip off the messenger wire) | 2.0±0.1mm*3.0±0.1mm | |||||
| Min. bending radius | Static | 15mm | ||||
| Dynamic | 30mm | |||||
| Tensile performance | Short term | 600N | ||||
| Crush | Short term | 2200N/100mm | ||||
| Cable weight (kg/km) | Number of cores | 2 | ||||
| Weight (kg/km) | 10±0.5 | |||||
| Item | Standard | Parameters | 
| Operation temperature | IEC 60794-1-2 F1 | -40℃~+60℃ | 














