Table 13.

Average mean point–point distances and standard deviations as compared across all methods. Numbers are in millimetres.

		Nikon	GH	TLS	Leo	FF
Nikon	mean		0.829	0.595	1.026	1.061
	std dev		0.787	0.502	0.969	0.993
GH	mean	0.829		0.613	1.005	0.994
	std dev	0.787		0.529	0.972	1.016
TLS	mean	0.595	0.613		1.458	1.429
	std dev	0.502	0.529		0.930	0.928
Leo	mean	1.026	1.005	1.458		1.840
	std dev	0.969	0.972	0.930		1.109
FF	mean	1.061	0.994	1.429	1.840
	std dev	0.993	1.016	0.928	1.109
mean	mean	0.878	0.860	1.024	1.332	1.331
	std dev	0.813	0.826	0.722	0.995	1.012