Laser Warning System Detector: HARLID (High Angular Resolution Irradiance Detector)

Source: Excelitas Technologies


The world leader in supplying off the shelf and customer specific laser warning detectors, Excelitas’ HARLID (High Angular Resolution laser Irradiance Module) is an excellent low cost primary detector module for military electro-optical warning and countermeasure systems. The HARLID is the ideal choice for identifying laser range finding and target designation threats to ground vehicle, naval vessels, fixed or rotary wing aircraft, or static perimeter facilities.

Excelitas Technologies’ HARLID (High Angular Resolution Laser Irradiance Detector) module is designed for use in Laser Warning Receivers to detect and provide angle-of-arrival information for incident laser pulses from range finders and target designators and active laser E.O. systems.

Key Features and Benefits

  • A low cost primary detector module for military EO warning and countermeasure systems
  • Wavelength range of 500 to 1650 nm
  • Low and high sensitivity channels for wide dynamic range
  • ±45° field of view in both azimuth and elevation
  • ±0.8° angular resolution


  • Laser warning receivers
  • Position determining systems
  • Directional aids
  • Vehicle guidance

More information on Laser Warning System Solutions from Excelitas Technologies.