As long as curve C stays within the range of linearity, fine displacing element 112 provides {HEAD ~ all adjustment} in {TAIL ~ the Y direction}  
in
As long as curve C stays within the range of linearity , fine displacing element 112 provides { HEAD ~ all adjustment } in { TAIL ~ the Y direction }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH