{HEAD ~ Data} from {TAIL ~ the look up table} drives a piezoelectric positioning mechanism that is physically coupled to a substrate carrying both the detector and the image source 
{ HEAD ~ Data } from { TAIL ~ the look up table } drives a piezoelectric positioning mechanism that is physically coupled to a substrate carrying both the detector and the image source
HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH