NAME=Discrete Hit
Discrete hits are individual hit measurements. The minimum number of discrete hits for a measured circle, for example, is three. This differs from a scan measurement which may include many more hits depending on the size of the circle and the properties of the scan.
NAME=PRBRDV
Probe Radial Deviation. This is the devaition type used for discrete hit measurement.
NAME=SCNRDV
Scan Radial Deviation. This is the deviation type used for scan-type measurements.
