Integrated Methodologies for the 3D Survey and the Structural Monitoring of Industrial Archaeology: The Case of the Casalecchio di Reno Sluice, Italy
Figure 8
Thermal imagery: (a) NEC TH9100 PRO 320 × 240 thermal camera; (b) an example of thermal image characterised by 5 cm pixel on the object; (c) each thermal image has been calibrated by photogrammetric procedures and oriented in the space by means of the dense clouds of laser points; (d) the thermal orthophoto of a portion of the slide showing the blocks of different material related to different restoration activities carried out in the past.
