Product Name: Wasin Fujikura Optical Fiber Cable Single-Mode Optical Fiber (G. 657A1&G. 657A2) Model NO.: G. 657A Sheath Material: Resin Brand: Wasin Fujikura Certification: RoHS, ISO9001 Core: Single Core Allowed Tensile Strength: <100N Allowed Lateral Pressure: 100?N/100mm? Material Shape: Round Wire Connection Structure: Splicing Type: Single-mode Fiber Application: Communication Trademark: Wasin Fujikura Transport Package: Corrugated Box Specification: 49.6KM/REEL, 50.4KM/REEL Origin: China HS Code: 9001100001 Product Description 1.GeneralThis specification covers a single-mode optical fiber optimized at a wavelength of 1310nm but also can be used at 1550nm, complying with the latest ITU-T recommendation G.657A2, and also complying with the latest ITU-T recommendation G.657A2.Unless otherwise stated, the following characteristics are measured at ambient temperature(25±5ºC).2.Structural specificationsTypical fiber structure is shown in Fig.1.No.ItemSpecified value2.1Dimensions2.1.1Mode field diameter8.6 ± 0.4μmat 1310nm2.1.2Cladding diameter125.0 ±0.7 μm2.1.3Coating diameter (uncolored)235~250 μm2.1.4Core concentricity error≤0.5 μm2.1.5Cladding non-circularity≤0.5%2.1.6Cladding/Coating concentricity error≤12 μm2.2Fiber curl radius≥4 m2.3 ColoringNot applicable Fig.1StructureofUV-CuredAcrylate Fiber3.Optical specificationsNo.ItemSpecified value3.1Attenuation3.1.1Attenuation coefficientat 1310nmat 1383nmat 1550nmat 1625nm≤0.35 dB/km≤0.34 dB/km≤0.22 dB/km≤0.24 dB/km3.1.2Attenuation vs. wavelength1285-1330nm, ref.λ of 1310nm1285-1330nm,ref.λ of 1550nmα≤0.04 dB/kmα≤0.03 dB/km3.1.3MacrobendingΦ=30mm, 10 turns at 1550nmΦ=30mm, 10 turns at 1625nmΦ=20mm, 1 turn at 1550nmΦ=20mm, 1 turn at 1625nmΦ=15mm, 1 turn at 1550nmΦ=15mm, 1 turn at 1625nm≤ 0.1dB≤ 0.3dB≤ 0.14dB≤ 0.3dB≤0.7dB≤1.2dB3.1.4Attenuation UniformityNo point discontinuity greater than 0.1 dB at 1310nm, no point discontinuity greater than 0.05dB at 1550nm in the OTDR trace.3.2Fiber cut-off wavelengthλc1150 ≤λc ≤1330nm 3.3Chromatic dispersion3.3.1Zero-dispersion wavelength λo1300 ≤ λo ≤ 1324nm3.3.2Zero-dispersion slope SoSo ≤ 0.092 ps/(nm2·km)3.3.3Dispersion value at 1288-1339nm≤ 3.5 ps/( nm·km)3.3.4Dispersion value at 1271-1360nm≤ 5.3 ps/( nm·km)3.3.5Dispersion value at 1550nm≤ 18 ps/( nm·km)3.4Polarization mode dispersion≤ 0.2 ps/√km4.Mechanical specificationsNo.ItemSpecified value4.1Proof test≥ 100kpsi4.2Fatigue resistance parameter (Nd)≥ 204.3Tensile strength(fiber length 10m)15%, 2.76GPa50%,3.45GPa5.Environmental specificationsNo.ItemSpecified value5.1Environmental specificationsIncludeattenuation at both 1310, 1550 and 1625nm5.1.1Temperature dependence -60 to 85ºC≤ 0.05 dB/km5.1.2Water immersion at 23±2ºC≤ 0.05 dB/km5.1.3Damp heat 85ºCat 85%R.H. ≤ 0.05 dB/km5.1.4Heat Aging at 85±2ºC≤ 0.05 dB/km6.Packingand storage6.1 PackingThe standard reel lengths are as follows. Length(km)24.424.624.825.248.849.249.650.8The reel size shall be standardized by WasinFujikura Ltd. A WasinFujikura label(s) with the manufacture's name, the production No., the type of fiber and the fiber length shall be shown on each reel.Other lengths are also available upon request. 6.2 Storage Environment (on the shipping spool)Temperature:25±10ºC, humidity:20%~ 80%R.H.7. Measurement dataIf so requested by the customer, fiber data shall be transmitted electrically and precede each shipment.