Sumitomo Electric Lightwave

Tailoring YourFiber Optic Network

with the industry’s highest quality & most reliable optical fiber, optical fiber cable, fusion splicers, accessories, passive components and connectivity solutions for every aspect of your network vision.
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Think Ribbon...Think Sumitomo

For the speed and performance of your high density, high bandwidth network, turn to Sumitomo’s industry-leading optical fiber ribbon cables and mass fusion splicing for faster deployments, cost savings…and more
Ribbon Cable
Leading the WayIn Optical Fiber

Whether for Long-Haul, Metro, Access, or Undersea, your network can depend upon the best optical fiber transmission and performance from the pioneer in optical fiber manufacturing.
Full Optical Fiber Listing
Breakthrough Innovations forOn-Site Connectivity

Customized, on-site cable builds and terminations are now made possible with the Lynx2 CustomFit Splice-On Connectors without the shorts & slack and logistic delays of preterminated cables.
Lynx2 Connectors
Put the Lynx in YourData Center

The revolutionary Lynx2 Splice-On Connectors for customized on-site cable builds and terminations are only one facet of Sumitomo’s end-to-end optical fiber solution for the advanced data center.
Data Center Solutions
Light YearsAhead of the Rest

With industry first and only splicing innovations, the new Quantum Core Alignment Fusion Splicer marks the new standard in fusion splicing technology.
Quantum Fusion Splicer