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Information and Communication

  • Optical fibers and Optical fiber cables
    An optical fiber is made from glass that is as thin as a human hair. This high-performance medium can transmit optical signals...
  • Optical connectors
    As a pioneer of optical connector products, Sumitomo Electric offers an extensive portfolio of products including general-purpose...
  • Optical system
    The product lineup includes optical fiber amplifiers for video distribution, optical switches for automatically switching the...
  • Passive products
    Sumitomo Electric manufactures Optical fiber couplers and splitter modules (for multiplexing/demultiplexing...
  • Termination/splicing box and closures
    Sumitomo Electric fabricates various optical termination boxes, splice boxes, and closures for different applications by taking advantage...
  • Network-related devices
    Providing various devices for large/small scale communication use, Sumitomo Electric supports the construction of a comfortable...
  • EO/OE Converters
    EO/OE converters are designed to ensure long-haul transmission of video, audio, and control signals via single-mode optical fibers...
  • Wiring materials
    The product lineup includes coaxial cables, flat components, insulated electronic wire, spiral shielded wire, Thunderbolt™ cable, flexible...
  • Optical lenses for infrared devices
    We offer Teralink™ which is a thermoplastic engineering plastic material that is cross-linked by irradiating electron beams...
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