Design of a Single-Tooth Model and Its Application in Oral Scan System Assessment

Table 2

Precision of six scanned indexes by the three scanners.

Test group	ΔrR1	ΔrR2	ΔrL1	ΔrL2	ΔrL3	Δrθ
CEREC	7.398	6.990	1.430	0.844	1.137	17.944
TRIOS	4.806	4.416	1.890	3.677	0.868	2.566
SHINING	27.072	23.963	36.799	12.746	12.194	31.581