FOR TRIPODS REPORT The module insert 4 unites the modules 2 and 3, because here a centre column is integrated in a levelling ball. Here too the 50 cm long centre column with diameter 25 mm/1 in is made of precision wrought light-metal tubing, so that a comfortable height adjustment is possible. The columns are introduced accurately fitting into the tripods, in order to keep the tolerances as low as possible. The module insert 4 as also available with a firmly fixed rotating panorama plate, having the module designation 4/P.