The core inertial sensors of the HG-105 laser gyroinertial navigation system consist of a three-axis Model 30 laser gyro assembly integrated with a triad of quartz

• flexure accelerometers. Key subsystems include:
• Secondary power supply
• Navigation computer
• Current-to frequency conversion circuit、
• Gyro control board
• Laser gyroscopes
• Accelerometers
• Mechanical structure
• assembly