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1、Macrobend Loss Mandrel Number Wavelength Induced Diameter of (nm) Attenuation* (mm) Turns(dB)201 1625 1.52011550 0.503010 1550 0.05601001625 0.01Point Discontinuity WavelengthPoint Discontinuity (nm)(dB) 1310 0.05 1550 0.05Maximum Attenuation WavelengthMaximum Value* (nm)(dB/km) 13100.33 0.35 1383*0
2、.31 0.35 14900.21 0.24 15500.19 0.20 16250.20 0.23Attenuation vs. Wavelength RangeRef. Max. Difference (nm) (nm)(dB/km) 1285 1330 13100.03 1525 1575 1550 0.02The attenuation in a given wavelength range does not exceed the attenuation of the reference wavelength () by more than the value .Optical Spe
3、cificationsHow to OrderContact your sales representative, or call the Optical Fiber Customer Service Department: Ph: 1-607-248-2000 (U.S. and Canada) +44-1244-525-320 (Europe)Email: Please specify the fiber type, attenuation and quantity when ordering.*Maximum specified attenuation value available w
4、ithin the stated ranges. *Attenuation values at this wavelength represent post- hydrogen aging performance. Alternate attenuation offerings available upon request.CorningSMF-28eXB Optical Fiber Product InformationCorningSMF-28eXBfiber is a full-spectrum optical fiber with improved macrobend performa
5、nce compared to legacy single-mode fibers. This fiber is compliant with the following standards: ITU-T G.652, Table D and ITU-T G.657, Table A.Cable Cutoff Wavelength ( ccf) ccf 1260 nmMode-Field Diameter WavelengthMFD (nm)(m) 13108.6 0.4 15509.8 0.5Dispersion WavelengthDispersion Value (nm)ps/(nmkm
6、) 1550 18.0 1625 22.0Zero Dispersion Wavelength (0): 1302 nm 0 1322 nm Zero Dispersion Slope (S0): 0.089 ps/(nm2km)Polarization Mode Dispersion (PMD) Value (ps/km) PMD Link Design Value 0.06* Maximum Individual Fiber 0.2*Complies with IEC 60794-3: 2001, Section 5.5, Method 1, (m = 20, Q = 0.01%), Se
7、ptember 2001.The PMD link design value is a term used to describe thePMD of concatenated lengths of fiber (also known as PMDQ). This value represents a statistical upper limit for total link PMD. Individual PMD values may change when fiber is cabled.*The induced attenuation due to fiber wrapped arou
8、nd amandrel of a specified diameter.Issued:May 2007 Supersedes:January 2007 ISO 9001 Registered PI1462Induced Attenuation Environmental TestTest Condition1310 nm, 1550 nm & 1625 nm (dB/km) Temperature Dependence-60C to +85C* 0.05 Temperature Humidity Cycling-10C to +85C* up to 98% RH 0.05 Water Imme
9、rsion23 2C 0.05 Dry Heat Soak85 2C* 0.05 Damp Heat85C at 85% RH 0.05 *Reference temperature = +23COperating Temperature Range: -60C to +85CDimensional SpecificationsEnvironmental SpecificationsFor additional information,contact your sales representative or call the Optical Fiber Customer Service Dep
10、artment:1.607.248.2000 (U.S.and Canada) +44.1244.525.320 (Europe) Email: Corning and SMF-28e are registered trademarks of Corning Incorporated, Corning, NY2006 Corning IncorporatedGlass GeometryFiber Curl 4.0 m radius of curvature Cladding Diameter 125.0 0.7 m Core-Clad Concentricity 0.5 m Cladding
11、Non-Circularity 0.7%Coating GeometryCoating Diameter245 5 m Coating-Cladding Concentricity12 mMechanical SpecificationsProof TestThe entire fiber length is subjected to a tensile stress 100 kpsi (0.7 GPa)*.*Higher proof test levels available.Length Fiber lengths available up to 50.4* km/spool.*Longer spliced lengths available.
