Home > Product > Other Dealing Product > Optical Fiber (Single Mode)   Single mode optical fibers are designed as a matched cladding step index profile, and rovidedversatile application in 1310nm and 1550nm. It fully complies with ITU.T Recommendation G.652 and IEC 793 Publication.       Characteristics Uniform low attenuation and dispersion Coated with high-performance dual acrylate coating for long-term reliability Excellent compatibility with any commercial optical fiber Outstanding bending resistance and geometrical properties for use in ribbon cables   Applications Long haul Telecommunication cables CATV cables High data rate voice, video and data communication cables Product specifications Optical Specification Item Grade Specification Attenuation @1310 nm A ≤0.35 dB/km B ≤0.36 dB/km @1550 nm A ≤0.21 dB/km B ≤0.25 dB/km Point discontinuity @1310 ㎚& 1550 ㎚ ≤0.05 dB/km ※ Attenuation vs. Wavelength - The attenuation for the wavelength region 1285~1330 nm does not exceed the attenuation at 1310nm    by more than 0.03 dB/km - The attenuation for the wavelength region 1525~1575 nm does not exceed the attenuation at 1550nm    by more than 0.03 dB/km Dispersion Item Specification Dispersions @1285~1330 nm ≤3.5 ps/㎚²km @1550 nm ≤18 ps/㎚²km Zero dispersion Wavelength 1300 ~ 1320㎚ Zero dispersion slope ≤0.092ps㎚²km ※ Mode Field Diameter : 9.3 0.5 at 1310 nm 10.5 1.0 at 1550 nm ※ Cutoff Wavelength - Uncabled fiber(λc) : 1150 ~1330 nm - Cabled fiber(λcc) : 1260 nm Macrobending Loss Mandrel Dia.(mm) No. of turns wavelength(nm) Induced Attenuation(dB) 32 1 1550 ≤0.5 75 100 1550 ≤0.05 Geometrical Specifications Item Specification Cladding Diameter 125±1㎛ Cladding Non-Circularity ≤1.5% Core/Cladding Concentricity error ≤0.6㎛ Coating Diameter ≤245±10㎛ Coating-Cladding Concentricity Error ≤12㎛ Fiber Length 4.2~25.2 km Mechanical & Environmental Characteristics Parameters Specification Proof Test Level ≥100 kpsi Temperature-dependence ( -60˚C to +85˚C) ≤0.05 dB/km @1310 nm & 1550 nm Dynamic Tensile Strength Mean Value≥4.0 GPa Coating Strip Force 1.3 ~ 5.5N Static Fatigue Parameter(N) N≥20 Other Performance Characteristics ※ Effective Group Index of Refraction(Typical) - 1.4690 at 1310 nm - 1.4695 at 1550 nm ※ Refractive Index Difference (Typical): 0.34 % Ordering Information Available upon Customer's Request       Copyright ⓒ 2001 E-OPTOPIA. All rights reserved. |Tel:82-31-386-1394|Fax:82-31-386-1395|e:sales@e-optopia.com.