The system utilizes {HEAD ~ the perimeter receiver fiber optics} to determine {TAIL ~ information} regarding the height and angle of the probe with respect to the object being measured 
to determine
The system utilizes { HEAD ~ the perimeter receiver fiber optics } to determine { TAIL ~ information } regarding the height and angle of the probe with respect to the object being measured
OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH