The Flexi Rod with a mm-scale on the front side comes with a bubble for highly accurate levelling tasks. It is very light and with the handy clamp for the slide adaptor, changes in height are easily done.
The Geomax ZPR100 Circular Prism with Holder and 0-offset, is used in Surveying and Construction as a Target Reflector for measuring distances on the field by Engineers and Contractors.