CIRUS-A High-Performance FOG Inertial Measurement Unit (IMU)

Strategic-Grade Fiber Optic Gyro (FOG) IMU

EMCORE’s CIRUS-A is a high-performance FOG IMU that delivers state-of-the-art, strategic-grade performance for inertial navigation, guidance, pointing and stabilization for missile, space, sensor, ground, air and marine applications. It leverages a long legacy of over 60 years of design, development, and production of inertial components and navigation systems for Space and Defense applications.

The CIRUS-A high-performance FOG IMU design simplifies the optical circuit design, reducing the number of components while providing a significant performance improvement over standard military environments. We have produced and delivered many FOG-based products with strategic-grade performance for a variety of applications.


  • Platform stabilization
  • Missile guidance systems
  • Vehicle/platform navigation
  • Northfinder applications

CIRUS-A High-Performance FOG Inertial Measurement Unit (IMU)