Fiber Optical North Seeking Gyro ( FOG )

FOG seeks true north automatically and calculates the component of the Earth’s horizontal rate of rotation seen on each gyro axis relative to its precise known latitude at the commencement of a survey.  These measurements are used to determine the borehole direction relative to True North.  FOG is high-end Gyro survey system offers a range of survey modes (real time, memory and Drop Services).


N.S.G Multi-Shot (SRO) 

Drop N.S.G 

N.S.G Single-Shot