An apparatus is described that uses cameras arranged on, in, or about {HEAD ~ a structure} adapted to fit over, around, or about {TAIL ~ an object} to be measured 
adapted to fit around
An apparatus is described that uses cameras arranged on , in , or about { HEAD ~ a structure } adapted to fit over , around , or about { TAIL ~ an object } to be measured
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL REL REL OTH OTH REL OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH