The Novoflex focusing rack is suitable for photographers who one of their stand on Arca Swiss compatible port feature. Located -As in macro photography often the case-the camera on a tripod, allowing the Focusing having to disturb the millimeter accurate focusing without the camera and without the Magnification change, since the dislodgement of the camera including tripod omitted. Also, thanks to the fine carriage drive are much more focused than the focus ring of the lens the case. The build quality is beyond doubt, and thus for me the extra cost compared to Competitors justified.
