Graded-index multimode optical fibers (OM1, OM2–OM4, OM5)

High-performance multimode fibers for high data transmission rates in future-proof networks

As a leading provider of multimode fibers, we ensure that our fibers support advanced models for structured cabling in LANs and data centers – for requirements from 10 Gb/s up to 100G applications via parallel or wavelength multiplex data transmission.

Your advantages at a glance

  • Fibers fulfil or exceed the quality standards ITU G.651 and IEC 60793-2-10
  • High data transfer rates of up to 100 Gb/s via one fiber
  • Highest levels of performance in terms of bandwidth for entire building complexes, LAN, and SAN systems, while keeping system costs low
  • Application-optimized fibers with minimal attenuation and high bandwidths
  • Low macro-/microbending losses
  • Compatibility with all standardized OMx fibers
  • Outstanding splice properties plus compatibility with installed fiber networks and photonic components
  • Customer-specific bandwidth and link length combinations available for special applications
  • Flexible, modular system for coatings: special coatings for minimal microbending losses, harsh environments, or high temperatures
  • Customer-specific attenuation, delivery lengths and unique bending properties

Range of products and services

Product portfolio

  • 50/125 OM4/OM3/OM2 multimode fibers
  • 50/125 OM5 wideband fibers
  • 62.5/125 OM1 fibers
  • Radiation-hard fibers: 50/125, 62.5/125
  • Each available as standard and bend-insensitive fibers
  • Special fiber designs
    • 50/80
    • 100/140
    • Customer-specific

Product properties

  • Suitable for 10G, 40G and 100G applications
  • Low macro-/microbending losses
  • Radiation-hard (optional)
  • Compatibility with all standard OMx fibers
  • Suitable for harsh environments, high temperatures (optional)
  • Colored and ring-marked (optional)

Ordering options

  • Various bandwidth levels
  • Various lengths
  • Various proof test levels
  • Special coatings (500 µm coating, high-temperature coating)
  • Bend-insensitive design
  • Singlemode and multimode fibers according to the MIL-PRF specification for use in radiation-threatened environments (approved MIL-STD 790 supplier to the U.S. Defense Logistics Agency)
  • Colored, ring-marked, as a fiber set

Fields of use

  • High data transfer rates in data centers and local networks with low bending radiuses
  • Radiation-hard fibers for data transmission in nuclear power stations
  • Sensor fibers for DTS systems
  • Data transmission in aerospace



Please contact us for further information. We look forward to your inquiry.

Europe, Africa, and Asia (excl. China)
Phone +49 3641-352-100

Phone +86 519-8988-7783

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Innovative fiber optics solutions

Innovative fiber optics solutions