A deformation sensing device, and related method, for measuring {HEAD ~ overall deformation} of {TAIL ~ a structural member subject} to deformation by an actuator 
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A deformation sensing device , and related method , for measuring { HEAD ~ overall deformation } of { TAIL ~ a structural member subject } to deformation by an actuator
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 TAIL OTH OTH OTH OTH OTH