The field linearization pattern further includes {HEAD ~ an inner row} and {TAIL ~ an outer row} of discrete conductive segments 
The field linearization pattern further includes { HEAD ~ an inner row } and { TAIL ~ an outer row } of discrete conductive segments
OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH