The interference pattern is converted into data along x,y,z coordinates in a cartesian coordinate system representing machining of a blank to fit said site and {HEAD ~ matching data} obtained by comparing the impression with the computer standards are used to select a best fit shape and {TAIL ~ size} 
The interference pattern is converted into data along x , y , z coordinates in a cartesian coordinate system representing machining of a blank to fit said site and { HEAD ~ matching data } obtained by comparing the impression with the computer standards are used to select a best fit shape and { TAIL ~ size }
OTH OTH OTH OTH OTH OTH 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 OTH OTH OTH OTH OTH OTH OTH OTH OTH REL REL REL REL OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL