GMP112-0 Hidden Point Set
hidden point pole extension for GMP111 – includes a mini reflector with a holder and 30 cm pole adaptor.
(GMP111-0 set required)The measurement involved the record of angles and distances to each prism. The software records coordinates of an appropriate point due to attributed set’s parameters. Optionally, when calculating a surveyor may determine coordinates of a point where the pole’s point was driven in.