A High-Precision Registration Technology Based on Bundle Adjustment in Structured Light Scanning System

Table 2

Experiment error with proposed method.

Number of experiment	Diameter of ball A (mm)	Error in diameter of ball A (mm)	Diameter of ball B (mm)	Error in diameter of ball B (mm)	Distance between ball centers (mm)	Error in distance between ball centers (mm)
1	30.0381	0.0321	29.9779	0.0285	60.4323	0.0021
2	30.0317	0.0257	30.0272	0.0208	60.4171	0.0173
3	30.0097	0.0037	30.0008	0.0056	60.4295	0.0049
4	30.0528	0.0468	30.0355	0.0291	60.4198	0.0146
5	30.0458	0.0398	30.0556	0.0492	60.4359	0.0015
6	29.9931	0.0129	30.0248	0.0184	60.4183	0.0161
Average error	0.0268 mm		0.0253 mm		0.0094 mm