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Low Water Peak Single-Mode Optical Fiber (G.652.D)
G.652.D
Low Water Peak Single-Mode Optical Fiber (G.652.D)
| Low Water Peak Single-Mode Optical Fiber (G.652.D) | |||
| Features | Conditions | Value | Unit |
| Optical Requirements | |||
| Attenuation | 1310 nm | ≤0.34 | dB/km |
| 1383 nm | ≤0.32 | dB/km | |
| 1550 nm | ≤0.20 | dB/km | |
| 1625 nm | ≤0.22 | dB/km | |
| Dispersion Coefficient | 1550 nm | ≤18 | ps/(nm·km) |
| 1625 nm | ≤22 | ps/(nm·km) | |
| Zero Dispersion Wavelength | - | 1300~1324 | nm |
| Zero Dispersion Slope | - | ≤0.092 | ps/(nm2·km) |
| PMD Link Design Value（M=20，Q=0.01%) Typical Value | - | ≤0.1 ≤0.06 0.04 | ps/√km |
| ps/√km | |||
| ps/√km | |||
| Cable Cutoff Wavelength (λcc) | - | ≤1260 | nm |
| Mode Field Diameter (MFD) | 1310 nm | 9.2±0.4 | μm |
| 1550 nm | 10.4±0.5 | μm | |
| Effective Group Index Of Refraction（Neff ） | 1310 nm | 1.4683 | - |
| 1550 nm | 1.4688 | - | |
| Point Discontinuities | 1310 nm | ≤0.05 | dB |
| 1550 nm | ≤0.05 | dB | |
| Geometrical Requirements | |||
| Cladding Diameter | - | 125±0.7 | μm |
| Cladding Non-Circularity | - | ≤1.0 | % |
| Coating Diameter | - | 245±10 | μm |
| Coating-Cladding Concentricity Error | - | ≤10.0 | μm |
| Core-Cladding Concentricity Error | - | ≤0.6 | μm |
| Curl (radius) | - | ≥4.0 | m |
| Environmental Requirements（1310nm & 1550nm & 1625nm） | |||
| Temperature Dependence | -60 ℃～+85 ℃ | ≤0.05 | dB/km |
| Temperature-Humidity Cycling | -10 ℃～+85 ℃, 98% RH | ≤0.05 | dB/km |
| Water-Soaked Dependence | 23 ℃, for 30 days | ≤0.05 | dB/km |
| Damp Heat Dependence | 85 ℃ and 85% RH, for 30 days | ≤0.05 | dB/km |
| Dry Heat | 85 ℃, for 30 days | ≤0.05 | dB/km |
| Mechanical Requirements | |||
| Proof Test | - | ≥9.0 | N |
| Macro-Bend induced Attenuation | 1550 nm | ≤0.1 | dB |
| 100 turns Ф 60 mm | 1625 nm | ≤0.1 | dB |
| Coating Strip Force | Typical Average Force | 1.0~5.0 | N |
| Peak Force | 1.3~8.9 | N | |
| Dynamic Stress Corrosion Susceptibility Parameter (Nd) | - | ≥20 | - |
| Delivery Length | 2.1~75.6 | km/reel | |
Note: For ease of measurement, using 1 turn Ф 32 mm replaces 100 turns Ф 60 mm
Application
The G.652.D single-mode optical fiber is not only widely used for voice transmission, data, video, and other services, providing customers with high-cost performance and quality products, but it also extensively serves major telecommunications carriers. It is suitable for building backbone networks, local networks, access networks, and large enterprise networks.
Characteristics
Lower water peak value
Exhibits lower PMD (Polarization Mode Dispersion) values
Operates within an extended wavelength range to the E-band
Suitable for low-cost coarse wavelength division multiplexing (CWDM) systems
Supports upgrades from CWDM to dense wavelength division multiplexing (DWDM) systems
Precise control of geometric dimensions, resulting in low fusion splice losses
Excellent coating protection with superior stripping performance