GPS with 4 GRS antenna at least

Electronic Distance Measurement (EDM): specification Angle Measurement (Hz, V) Accuracy 1) 5″ (1.5 mgon) Method Absolute, continuous, diametrical: at all…

Electronic Theodolite: angular Accuracy 9'', 6''; dual Axis Compensator; laser Plummet; li-Ion Batteries; leveling Aid; language: English.

Global Positioning System , GPS Kit: a 12 channel receiver,; a GPS-PC interface preferably with USB,; be lightweight, Be waterproof,; with a Clearly readable…

Automatic Level: push button compensator check;; endless horizontal drive for left and right handed users;; coarse and fine focusing knob;.

Ranging rod is a rod/pole used in surveying for marking the position of stations and for sightings of those stations as well as for ranging straight lines.

Electronic Total stations: specification:- A total station or TST (total station theodolite) is an electronic/optical instrument used in modern surveying and…

Theodolites of precision of 0.01 sec: 2" angular accuracy - accurate enough for any construction job, yet the display resolution can be tailored to…

Tribrachs: A tribrach is an attachment plate used to attach a surveying instrument, for example a theodolite, total station, GNSS antenna or target to a tripod.