Table 1. 3D scanners characteristics.

Scanner	EVA (Artec)	iSense (3D Systems)
Acquisition software	Studio 9	3DSizeMe
Price	£13 700	£289+ iPad
Weight/Dimension	0.85kg / 262 x 158 x 63mm	0.099kg+iPad / 119.2 x 29 x 27.9mm
Cable	USB to PC + Power plug	USB to iPad
Scanning technology	Structured light	Infrared structured light
Working distance	From 0.4 to 1m	From 0.4 to 3.5m
3D resolution	0.5mm	0.9 (at 0.5m)– 30mm (at 3m)
Linear Field of View	214 x 148mm– 536 x 371mm
Angular Field of View	30x21°	58x45°
Frame rate	16Hz	30Hz