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| Nazwa marki: | ZMSH |
| MOQ: | 10 |
| Czas dostawy: | 2-4 tygodnie |
| Warunki płatności: | T/T |
G.657.A2 bend insensitive single-mode optical fiber is engineered for modern high-speed optical communication networks where tight installation spaces and complex routing are common.
Compared with conventional G.652.D fiber, it delivers significantly improved bending performance, lower attenuation, and higher installation flexibility, ensuring stable signal transmission even under small bending radius conditions.
This fiber is fully compatible with existing G.652.D systems, enabling seamless integration into current network infrastructures without additional modification. It is widely applied in FTTH deployments, indoor cabling systems, access networks, and high-density data center environments.
Excellent Bend Performance
Maintains ultra-low bending loss even at a minimum bending radius of 7.5 mm, ideal for compact and high-density installations.
Low Attenuation & Stable Transmission
Supports full-spectrum transmission from 1260 nm to 1625 nm with low attenuation across key wavelengths.
Zero Water Peak Technology
Eliminates attenuation at 1383 nm, ensuring reliable performance in CWDM and DWDM systems.
Full Compatibility with G.652.D
Supports standard fusion splicing with low splice loss (typically ≤0.1 dB), simplifying deployment and upgrades.
High Mechanical Reliability
Offers excellent tensile strength, fatigue resistance, and environmental durability for long-term operation.
| Parameter | Unit | Value |
|---|---|---|
| Attenuation @1310 nm | dB/km | ≤0.35 |
| Attenuation @1383 nm | dB/km | ≤0.35 |
| Attenuation @1550 nm | dB/km | ≤0.21 |
| Attenuation @1625 nm | dB/km | ≤0.24 |
| Zero Dispersion Wavelength | nm | 1300–1324 |
| PMD | ps/√km | ≤0.2 |
| Cut-off Wavelength | nm | ≤1260 |
| Mode Field Diameter | μm | 8.6 ± 0.4 |
| Parameter | Value |
|---|---|
| Cladding Diameter | 125 ± 0.7 μm |
| Coating Diameter | 245 ± 10 μm |
| Concentricity Error | ≤0.5 μm |
| Non-Circularity | ≤1.0% |
| Parameter | Value |
|---|---|
| Tensile Strength | ≥4.0 GPa |
| Proof Test | ≥100 kpsi |
| Strip Force | 1.0–8.9 N |
| Fatigue Parameter | ≥20 |
| Condition | 1550 nm | 1625 nm |
|---|---|---|
| 15 mm radius, 10 turns | ≤0.03 dB | ≤0.1 dB |
| 10 mm radius, 1 turn | ≤0.1 dB | ≤0.2 dB |
| 7.5 mm radius, 1 turn | ≤0.5 dB | ≤1.0 dB |
This G.657.A2 optical fiber is manufactured under strict quality control standards to ensure consistent optical performance and mechanical reliability.
It is designed to support telecom operators, cable manufacturers, and network solution providers in achieving higher installation efficiency, reduced signal loss, and long-term network stability.
Q1: What is the main advantage of G.657.A2 fiber?
Its superior bend resistance allows stable signal transmission even in tight installation spaces.
Q2: Can it be spliced with G.652.D fiber?
Yes, it supports standard fusion splicing with low splice loss (≤0.1 dB).
Q3: Is it suitable for FTTH and indoor cabling?
Yes, it is specifically optimized for FTTH deployments and indoor high-density environments.
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