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.

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Item #

Item Name

Cladding Diameter

Coating Diameter

Differential group delay

N/A Two Mode Graded-Index Fiber N/A 125 ± 0.7 µm N/A 242 ± 5 µm N/A LP11-LP01: -0.2 to +0.2 ps/m
N/A Two Mode Step-Index Fiber N/A 125 ± 0.7 µm N/A 242 ± 5 µm N/A LP11-LP01: 2.1 ps/m
N/A Four Mode Step-Index Fiber N/A 125 ± 0.7 µm N/A 242 ± 5 µm N/A LP02-LP01: 3.0 ps/mLP11-LP01: 2.0 ps/mLP21-LP01: 3.9 ps/m
N/A Four Mode Graded-Index Fiber N/A 125 ± 0.7 µm N/A 242 ± 5 µm N/A Between all modes: -0.4 to +0.4 ps/m
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