{TAIL ~ The optical detector} 7 converts the amplitude of {HEAD ~ the cantilever} represented by the reflected light into an electrical signal 
{ TAIL ~ The optical detector } 7 converts the amplitude of { HEAD ~ the cantilever } represented by the reflected light into an electrical signal
TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH