Spatial division multiplexing using few mode fibers are a very hot research topic as a mean to increasing the capacity of optical fibers in future fiber optic networks.  OFS is in the forefront of this research and can already offer several types of few mode fibers.

Unit of Measure

Physical Properties

Cladding Diameter

N/A 125 ± 0.7 µm

Cladding Non-Circularity

N/A < 0.7%

Core Eccentricity

N/A < 1.0 µm

Coating Diameter

N/A 242 ± 5 µm

Proof Test Level

N/A 100 kpsi0.69 GPa

Typical Optical Properties at 1550 nm


N/A LP01: 19.9 ps/(nm·km)LP11: 20.0 ps/(nm·km)

Dispersion Slope

N/A LP01: 0.067 ps/(nm²·km)LP11: 0.065 ps/(nm²·km)

Mode Field Diameter

N/A LP01: 11.0 µmLP11: 11.0 µm

Effective Area

N/A LP01: 96 µm2LP11: 128 µm2

Attenuation all modes

N/A < 0.22 dB/km

Differential group delay

N/A LP11-LP01: -0.2 to +0.2 ps/m

How To Order:

Order From Location

+45 43 45 8888
Priorparken 611,
DK-2605 Broendby,

Order By Item #

N/A 80730