ITU-T G652D Zero Water Peak SM Optical fiber, Standard single-mode fiber is also called non-dispersion-shifted single-mode fiber with extended wavelength band that is currently the most widely used optical fiber. The working wavelength can be from 1310nm and 1550nm.
Specification:
Nondispersion-shifted Single-mode Fiber with Wavelength-segment Extension (G652D)
Execution standard:
It meets and exceeds the requirements of ITU-T G.652.D&IEC B1.3 optical fiber technical specification
Product features:
1260~1625mm full band transmission, excellent optical performance meet the transmission requirements of DWDM and CWDM systems
Application instructions:
Suitable for all kinds of optical cable structure, including optical fiber cable, sheathed lay cable, skeletal cable, central tube cable and sheathed cable, etc.
Product Specification:
| Parameter | Conditions | Units | Value |
| Optical | |||
| Attenuation | 1310 nm | dB/km | ≤ 0.350 |
| 1383 nm | dB/km | ≤ @ 1310nm | |
| 1490nm | dB/km | ≤ 0.250 | |
| 1550 nm | dB/km | ≤ 0.210 | |
| 1625 nm | dB/km | ≤ 0.240 | |
| Attenuation vs. Wavelength | 1310 nm VS. 1285- 1330 nm | dB/km | ≤ 0.04 |
| 1550 nm VS. 1525- 1575 nm | dB/km | ≤ 0.03 | |
| 1550 nm VS. 1480- 1580 nm | dB/km | ≤ 0.04 | |
| Zero Dispersion Wavelength | nm | 1300 – 1324 | |
| Zero Dispersion Slope | ps/(nm2 ·km) | 0.073 – 0.092 | |
| Chromatic Dispersion | 1290~ 1330nm | ps/nm.km | |
| Dispersion | 1550 nm | ps/(nm·km) | |
| 1625 nm | ps/(nm·km) | 17.2 – 23.7 | |
| Polarization Mode Dispersion (PMD) | ps/√km | ≤ 0.2 | |
| Cut-offWavelength λcc | Cable Cut-off wavelength(λ cc) | nm | ≤ 1260 |
| Fiber Cut-off wavelength(λ cc) | nm | 1150-1330 | |
| Mode Field Diameter (MFD) | 1310 nm | μm | 9.2 ± 0.4 |
| 1550 nm | μm | 10.4 ± 0.5 | |
| Attenuation Discontinuity | 1310 nm | dB | ≤ 0.03 |
| 1550 nm | dB | ≤ 0.03 | |
| Bidirectional Attenuation | 1310 nm | dB/km | ≤ 0.04 |
| 1550 nm | dB/km | ≤ 0.04 | |
| Geometrical | |||
| Cladding Diameter | μm | 125±0.7 | |
| Cladding Non-Circularity | % | ≤ 1.0 | |
| Core/Cladding Concentricity Error | μm | ≤0.5 | |
| Coating Diameter (Uncolored) | μm | 242±7 (standard) | |
| μm | 200± 10 (optional) | ||
| Coating/Cladding Concentricity Error | μm | ≤ 12 | |
| Curl | m | ≥ 4 | |
| Environmental (1550nm, 1625nm) | |||
| Temperature Cycling | -60C to +85C | dB/km | ≤ 0.03 |
| High Temperature & High Humidity | 85C, 85% RH, 30days | dB/km | ≤ 0.03 |
| Water Immersion | 23C, 30days | dB/km | ≤ 0.03 |
| High Temperature Aging | 85C, 30days | dB/km | ≤ 0.03 |
| Mechanical | |||
| Proof Stress | - | GPa | 0.69 |
| Coating Strip Force * | Peak | N | 1.3 – 8.9 |
| Average | N | 1.0 – 5.0 | |
| Tensile Strength | Fk=50% | GPa | ≥ 4.00 |
| Fk= 15% | GPa | ≥ 3.20 | |
| Dynamic Fatigue (Nd) | - | - | ≥ 20 |
| Macrobending Loss | |||
| Ø32 mm×1 t | 1550 nm | dB | ≤ 0.05 |
| 1625 nm | dB | ≤ 0.05 | |
| Ø60 mm×100 t | 1550 nm | dB | ≤ 0.05 |
| 1625 nm | dB | ≤ 0.05 | |
| * The peak peel force ofthe coating is 0.6-8.9N, and the average value is 0.6-5.0N when the coating diameter is 200± 10. | |||
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