Table 2. RMS values (μm) for scanners when scanning A model.

RMS
	Mean	SD	Median	Min	Max
Model A
UP360	37.07	2.73	37.85	30.28	39.73
UP300	30.94	1.61	30.45	28.92	34.38
DWS3	49.78	5.25	51.03	38.34	56.37
D810	24.09	0.31	24.06	23.62	24.63
D2000	18.58	2.34	18.67	13.76	21.92
DOF	29.63	1.28	29.78	26.22	30.98
Identica	16.15	0.6	15.94	15.56	17.44