Direct drive brushless servo motors combined with direct drive high resolution encoders are ensuring the precise and smooth tracking of the iIPSC-LSG. The system is fully sealed. The selected materials are corrosion resistant and surface treated to withstand harsh land based, airborne or shipboard environmental conditions. The basic instrument can be adapted to specific applications by the addition of optional equipment or features. iMAR Navigation GmbH, located in Germany, is manufacturer and system integrator of the iIPSC-LSG and therefore also offers customized solutions.