G.657.a2 Bend Insensitive Single Mode Fiber
POTEL®CONEXESS® G.657.A2 bending insensitive single-mode fiber has better bending resistance and can be fully compatible with different wiring systems in various installation environments of backbone networks, metropolitan area networks, access networks, and indoors.
Description
G.657.A2 bend insensitive single mode fiber
Product Introduction
POTEL®CONEXESS® G.657.A2 bending insensitive single-mode fiber has better bending resistance and can be fully compatible with different wiring systems in various installation environments of backbone networks, metropolitan area networks, access networks, and indoors.
Product Application
G657A2 has excellent bending resistance and low water peak, and is suitable for optical cables with various structures, optical cables with small bending radius requirements, small-sized optical cables and optical fiber components.
Product Features
• Fully compatible with G.652D single-mode fiber
• Low attenuation, low polarization mode dispersion, meeting the needs of high-speed, long-distance transmission
• Good coating protection and excellent stripping performance
• Can be used in various optical cables including ribbon cables, with extremely low macro-bend additional loss
• Has high anti-fatigue parameters to ensure service life under small bending radius
• Precise geometric parameters ensure low splice loss and high splice efficiency.
Product Performance Parameters
|
Characteristic |
Condition |
Data |
Unit |
|
|
Opticalfeatures |
||||
|
Attenuation coefficient a |
850nm |
≤2.5 |
[dB/km] |
|
|
1300nm |
≤0.8 |
[dB/km] |
||
|
Minimum mode bandwidth (full injection)a |
850nm |
1500 |
[MHz ·km] |
|
|
1300nm |
500 |
[MHz ·km] |
||
|
Effective mode bandwidth |
850nm |
≥2000 |
[MHz ·km] |
|
|
10GBASE-SR |
850nm |
300 |
[m] |
|
|
Differential Modulo Delay(DMD) |
Meets or exceeds IEC 60793-2-10 specification |
-- |
||
|
Numerical aperture |
-- |
0.200±0.015 |
-- |
|
|
Zero dispersion wavelength (λO) |
-- |
1295～1340 |
[nm] |
|
|
ZeroDispersion Slope(SO) |
1295nm≤λ0≤1310nm |
≤0.105 |
[ps/(nm2 ·km)] |
|
|
1310nm≤λ0≤1340nm |
≤0.000375(1590-λ0) |
[ps/(nm2 ·km)] |
||
|
Decay point discontinuity |
1300nm |
≤0.2 |
[dB] |
|
|
Cable cut-off wavelength (λcc) |
2 turns Radius 15mm |
850nm |
≤1.0 |
[dB] |
|
1300nm |
≤1.0 |
[dB] |
||
|
100 turns Radius 37.5mm |
850nm |
≤0.5 |
[dB] |
|
|
1300nm |
≤0.5 |
[dB] |
||
Geometric properties
|
Core diameter |
-- |
50±2.5 |
[μm] |
|
Cladding diameter |
-- |
125.0±2 |
[μm] |
|
Cladding out-of-roundness |
-- |
≤2 |
[%] |
|
Core out of roundness |
-- |
≤6 |
[%] |
|
Coating Diameter (Unpigmented) |
-- |
245±10 |
[μm] |
|
Cladding/CoatingConcentricity Error |
-- |
≤12.5 |
[μm] |
|
Coating out-of-roundness |
-- |
≤6.0 |
[%] |
|
Core/Clad Concentricity Error |
-- |
≤1.5 |
[μm] |
|
Delivery length |
-- |
up to 8.8 |
[km/tray] |
Environmental characteristics 1550nm
|
Constant damp heat |
Thetemperature is 85℃±2℃, the relative humidity is notless than 85%, and itis placed for 30 days |
≤0.2 |
[dB/km] |
|
Dry heat |
The temperature is 85℃±2℃,, (relative humidity not higher than 50%at35℃), placed for 30 days |
≤0.2 |
[dB/km] |
|
Temperature variation characteristics |
The temperature range is -60℃-85℃ |
≤0.2 |
[dB/km] |
|
Soaking |
Immersion in water at a temperature of 23℃±5℃ for 30 days |
≤0.2 |
[dB/km] |
Mechanical properties
|
Screening stress |
-- |
≥0.69 |
GPa |
|
Coating peel force (average) |
-- |
1.0-5.0 |
N |
|
Tensile strength at 0.5m gauge length(median) |
-- |
≥3.8 |
GPa |
|
Dynamic fatigue parameters(nd) |
-- |
≥20 |
-- |
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