G.657A2 bend-insensitive single-mode fiber for access networks
Bend-insensitive single-mode fiber (G.657A2) has improved macrobending resistance and is a bend-insensitive, low-water-peak fiber. Applicable standards: meets and exceeds the requirements of the ITU-T-recommended G.652D/G.657A & IEC60973-2-50 B1.3 optical fiber technical specifications.
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Overview
Bend-insensitive single-mode fiber (G.657A2) has improved macrobending resistance and is a bend-insensitive, low-water-peak fiber. Applicable standards: meets and exceeds the requirements of the ITU-T-recommended G.652D/G.657A & IEC60973-2-50 B1.3 optical fiber technical specifications.
Specifications
| Parameter | Value |
|---|---|
| Cladding Diameter | 125.0±0.7μm |
| Coating Diameter | 242±7μm |
| Coating/cladding concentricity error | ≤8μm |
| Core/cladding concentricity error (ECC) | ≤0.5um |
| Cladding Non-Circularity | ≤0.7% |
| Coating non-circularity | ≤2% |
| Curl (bend radius) | ≥4m |
| Mode-field diameter (MFD) at 1310nm | 8.8±0.4μm |
| Mode-field diameter (MFD) at 1550nm | 9.8±0.5μm |
| Attenuation coefficient at 1310nm | ≤0.335dB/km |
| Attenuation coefficient at 1550nm | ≤0.20dB/km |
| Attenuation coefficient at 1383nm (after hydrogen aging) [1383nm; (after hydrogen aging)] | ≤0.29dB/km |
| Attenuation coefficient at 1625nm | ≤0.21dB/km |
| Comparison of maximum attenuation within 1285-1330nm with attenuation at 1310nm [1285-1330nm;1310nm] | ≤0.05dB/km |
| Comparison of maximum attenuation within 1525-1575nm with attenuation at 1550nm [1525-1575nm;1550nm] | ≤0.05dB/km |
| Attenuation discontinuity at 1310nm | ≤0.05dB |
| Attenuation discontinuity at 1550nm | ≤0.05dB |
| Zero-dispersion wavelength | 1312±12nm |
| Zero-dispersion slope | ≤0.091ps/(nm²*km) |
| Dispersion coefficient at 1550nm | ≤18ps/(nm*km) |
| Cable cutoff wavelength | ≤1260nm |
| Polarization-mode dispersion (PMD) | ≤0.2ps/√km |
| Proof-test tension | 1% ≥9N ≥100 kpsi |
| Coating stripping force F | 1≤Mean F≤5N 1.3≤Peak F≤8.9N |
| Dynamic fatigue parameter Nd | ≥20 |
| Additional attenuation from temperature cycling (-60℃ to 85℃) [(-60℃ to 85℃)] | ≤0.05dB/km |
| Additional attenuation from humidity-temperature cycling (-10℃ to 85℃, relative humidity 98%) [(-10℃ to 85℃, relative humidity 98%)] | ≤0.05dB/km |
| Additional attenuation from water immersion (23℃, 30 days) [(23℃,30 days)] | ≤0.05dB/km |
| Additional attenuation from damp heat (85℃, relative humidity 85%, 30 days) [(85℃、relative humidity 85%、30 days)] | ≤0.05dB/km |
| Additional attenuation from dry-heat aging (85℃, 30 days) [(85℃、30 days)] | ≤0.05dB/km |
| Bending Performance [10 turns φ30mm,1550nm] | ≤0.03dB |
| Bending Performance [10 turns φ30mm,1625nm] | ≤0.1dB |
| Bending Performance [1 turns φ20mm,1550nm] | ≤0.1dB |
| Bending Performance [1 turns φ20mm,1625nm] | ≤0.2dB |
| Bending Performance [1 turns φ15mm,1550nm] | ≤0.5dB |
| Bending Performance [1 turns φ15mm,1625nm] | ≤0.1dB |
| Fiber Length | 2.1~61km |
Applications
Optical cables of various structures; transmission across the full 1260~1626nm band; FTTH high-speed optical routing; optical cables requiring a small bend radius, small optical cables and fiber-optic devices, and applications requiring the L band.
Key Features
A minimum bend radius down to 7.5mm, with excellent bending resistance; fully compatible with G.652 single-mode fiber; transmission across the full 1260~1625nm band; low polarization-mode dispersion meets high-speed, long-distance transmission needs; extremely low additional microbending attenuation in various optical cables, including ribbon cables; a high fatigue parameter ensures service life at small bend radii.
Datasheet
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Supplier Information
Hong'an Group Co., Ltd., founded in 1985, is located in Weihai City, Shandong Province. The factory covers an area of 1 million square meters, with a building area of 400,000 square meters. Its main products include optical fiber preforms, optical fibers, optical cables, optical jumpers, data cables, communication cables, communication equipment, optical devices, etc. It is one of the backbone enterprises in China's optoelectronic communication cable industry. Products are sold well to mainstream domestic operators and exported to Europe, America, and countries and regions along the "Belt and Road", enjoying a wide reputation in domestic and international markets.
The group company has a broad business layout, with multiple wholly-owned, controlled, and joint ventures such as Weihai Changhe Optical Technology, Weihai Weixin Optical Fiber Technology, Changhe Optical Cable, Hong'an Communication Cable, Hefei Bangnuo Technology, etc. At the same time, the group has strong R&D strength and has built a multi-level innovation platform system, including a national-level postdoctoral research workstation, a nationally accredited CNAS laboratory, as well as provincial-level enterprise technology centers and provincial-level engineering laboratories, and has multiple municipal-level R&D institutions covering engineering laboratories, engineering technology research centers, and industrial design centers.
For a long time, the company has fully implemented the three major strategies of technological innovation, talent development, and export-oriented development, always adhering to science and technology leading enterprise development, through the introduction of advanced production equipment to digest, absorb, and then innovate and create, greatly enhancing independent innovation capability, and continuously providing high-quality and stable products and services to more than 100 countries and regions.
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