|Engineer’s level NAGUK|
No. 4137 NAGUK
For levelling of higher accuracy, for engineer’s-, railway-, hydraulic-, road- and industrial measurements, as well as mine surveying. Tilting screw of high precision, clamping screw and adjustable slow motion screw. Telescope with bright optics (aperture 40 mm) and high magnification (30x), tubular level reading by optical coincidence in field of view. Mean error per km according to DIN 18723: +/- 2 mm.