Single-mode fibre, E9/125/250, OS2 / G.652.D

low attenuation

in accordance with ITU-T G.652.D, IEC 60793-2-50 Type B1.3, equates to EN 50173:2011 OS2

1 Core
2 Cladding
3 Coating


Full-spectrum single-mode fibre in accordance with ITU-T G.652.D with optimised transmission characteristics.
Suitable for the operating wavelengths in all FTTx networks.
Tight dispersion tolerance to support low-cost upstream transmitters.
Superior bending properties allow for easy installation.
Backward compatible with installed base of G.652 fibre.
Enables a cost-effective FTTx deployment: provides extra distance and margin and reduces field equipment and maintenance costs.
LAN backbone, data centre, city network, access network, FTTx network, long haul network (WAN).
Transmission characteristics
Maximum attenuation (cabled)[dB/km]0.340.34*0.210.23
  *post hydrogen aging performance
Maximum Chromatic
[ps/(nm x km)]3,5 1823
Zero Dispersion
Wavelength λ0
[nm]1304 ≤ λ0 ≤ 1324  
Maximim Zero Dispersion
Slope So
[ps/(nm2 x km)]0.092   
Mode-Filed Diameter[µm]9.2 +/- 0.4  10.4 +/- 0.5 
Maximum Cable Cut-off
Wavelength λCC
Polarisation Mode Dispersion     
PMD Link Design Value[ps/√km]≤ 0.04   
Max. individual fibre PMD[ps/√km]≤ 0.1   
Max. individual cable PMD[ps/√km]≤ 0.2   
Refractive Index 1.4676 1.4682 
Geometrical and mechanical characteristics
Cladding diameter[µm]125.0 +/- 0.7
Maximum Core/Cladding Concentricity Error[µm]0.5
Maximum Cladding Non-Circularity[%]0.7
Coating diameter[µm]245 +/-5
Maximum Cladding/Coating Concentricity Error[µm]12
Operating temperature range[°C]-60 to +85
Test load[kpsi]100


Post hydrogen aging

IEC 60793-2-50-C.5

Fiber specifications

ITU-T G.652.D, IEC 60793-2-50 Category B-652.D


Product Datasheet
Tender text


Article No.

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