This product is a standard G.657.A2 bend-insensitive Class A optical fiber, suitable for Beijing Dacheng Yongsheng Technology Co., Ltd.'s seamless steel tube armored fiber optic jumpers, stainless seamless steel tube armored fiber optic cables, and distributed fiber optic sensors.
Note: The content of this material is for reference only. Due to differences in selected manufacturers and production batches, there may be slight deviations in specifications.
Related products:
It can also be used for fabricating fiber optic gratings and manufacturing fiber optic grating sensors. Product brand is OFSCN®.
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Fiber optic type: Single-mode Structural dimensions: Core/cladding/coating: 9/125/255μm |
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| Physical picture |
Product Description：
This bend-insensitive Class A optical fiber meets or exceeds the standards of ITU-T G.657's Class A optical fibers. It possesses all the characteristics of low water peak fibers, and its performance also complies with the optical fiber standards of ITU-T G.652D and IEC60793-2-50 B1.3. This type of fiber has good macrobend resistance, and it is a bend-insensitive low water peak optical fiber.
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Product parameter |
Specification |
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Transmission performance |
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Attenuation @ 1310nm |
≤0.35 dB/km |
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Attenuation @ 1550nm |
≤0.21 dB/km |
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Attenuation @ 1625nm |
≤0.23 dB/km |
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Attenuation @ 1383±3nm |
≤0.35 dB/km |
| Attenuation Discontinuity |
≤0.05 dB |
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Attenuation Wavelength Characteristics |
≤0.03 dB/km |
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Zero-dispersion wavelength range |
1300~1324nm |
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Zero-dispersion slope |
≤0.090 ps/(nm2.km) |
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1288-1339nm Dispersion coefficient |
≤3.5 ps/(nm.km) |
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1271-1360nm Dispersion coefficient |
≤5.3 ps/(nm.km) |
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1550nm Dispersion coefficient |
≤18 ps/(nm.km) |
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Polarization mode dispersion (PMD) |
≤0.1 ps/√km |
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Cut-off wavelength（λc） |
1150~1340 nm |
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Cut-off wavelength（λcc） |
≤1260 nm |
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Macro-bending loss |
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R15mm/10 turns/1550nm |
≤0.03 dB |
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R10mm/1 turn/1550nm |
≤0.1 dB |
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R7.5mm/1 turn/1550nm |
≤0.5 dB |
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R15mm/10 turns/1625nm |
≤0.1 dB |
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R10mm/1 turn/1625nm |
≤0.2 dB |
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R7.5mm/1 turn/1625nm |
≤1 dB |
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Geometric parameters |
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1310nm Mode field diameter (MFD) |
（8.6~9.2）±0.4μm |
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Cladding diameter |
125±0.7μm |
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Core/cladding concentricity error |
≤0.5μm |
| Cladding non-circularity |
≤1% |
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Coating diameter (uncolored) |
243±7μm |
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Cladding/coating concentricity error |
≤8μm |
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Mechanical properties |
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Screening strain |
≥1.0% |
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Fiber tensile strength |
10m length minimum strength Weibull probability level：2.76GPa（15%） |
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Optical fiber dynamic fatigue parameters |
≥20nd |
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Optical fiber curl radius |
≥4 M |
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Optical fiber coating stripping force |
Average value: 1~5N, Peak value: 1~8.9N |
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Environmental performance |
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Temperature characteristics |
－60~＋85℃ |
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Immersion performance |
23±2℃, 30 days |
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Humidity and heat performance |
85±2℃，Relative humidity of 85% or higher, 30 days |
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Thermal aging performance |
85±2℃, 30 days |
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Wavelength-allowed additional attenuation |
≤0.05dB/km@1310nm&1550nm |