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Iris Bandpass Filter (FIB)

Smiths Interconnect's Iris Bandpass Filters featuring Millitech technology offer class leading low insertion loss with a wide range of passband frequencies to meet mission critical requirements. 

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Commercial Aerospace


  • Communications
  • EW
  • ISR
  • Radar
Defense Overview


  • Satellites GEO and MEO
  • Satellites LEO
  • Navigation Communicaton
Space Overview

Features & Benefits

Series FIB Iris bandpass filters featuring Millitech technology offer a narrow passband in the range of 1% to 15% of center frequency.  These filters are available from 18 to 220 GHz, can handle up to 10 Watts and offer excellent rejection at high and low side rejection frequencies.  Series FIB filters are constructed using rugged waveguide channel housing and are precision machined to the highest industry standards. 
Characteristics of the filter can be modified to suit specific rejection requirements.

  • Standard Waveguides Sizes
  • WR-42 to WR-05
  • Low Pass Band Insertion Loss
  • Narrow Pass Band
  • High Power Capabilities
  • Space Qualified

Consult with Smiths Interconnect’s product experts for alternate topologies to meet your application specific requirements.

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