The system 19, wherein the scanner further comprises a video mode of operation in which a light source illuminates the dentition and {HEAD ~ an imaging device} generates {TAIL ~ a video image} of the dentition 
generates
The system 19 , wherein the scanner further comprises a video mode of operation in which a light source illuminates the dentition and { HEAD ~ an imaging device } generates { TAIL ~ a video image } of the dentition
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH