Method of Camera Calibration Using Concentric Circles and Lines through Their Centres

Table 2

The angle of 3D reconstruction results (unit: degree).

	Our method	Our method	Our method+	Wu’s method	Meng’s method
Parallel	1.015	1.181	1.139	1.203	1.236
Orthogonal	88.713	88.602	88.697	88.570	88.524