The TereScope® medium rate family of Free-Space Optics (FSO) products provides low-cost, high-speed wireless connectivity for a variety of last-mile applications. Whether you need narrowband voice or broadband data connectivity, our products offer scalable, wireless alternatives to leased lines.
Operating at data rates of 1 Mbps to 155 Mbps speeds, TereScope® me-dium rate systems are deployable in less than one day, without requiring right-of-way or government permits for installation, providing you with communication links in hours instead of weeks or months.


  • Rates between 1-155 MBps
  • Distances up to 4.2 km
  • Supports protocols:
  • Ethernet, Fast Ethernet, T1, E1, E3, T3, E3,
  • Token Ring, FDDI, OC-1, OC-3, STM-0, STM-1,
  • SMPTE and Clear Channel
  • License-free operation
  • Visual then received power measurement alignment
  • Rapid deployment
  • Connection to dry contact box (RSM-DC) - optional
  • Weatherproofing: IP66
  • Secure transmission
  • Eye safety Class 1M
  • Remote SNMP management


  • Point-to-Point LAN extension
  • Voice and Data
  • Building to building
  • Last-mile connectivity
  • Mesh networking
  • Base station connectivity
  • LAN/MAN environments
  • Temporary or permanent installation
  • Cross border links
  • Disaster recovery
  • Cellular networks

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