grade control system / laser / GPS

Laser Zone™ — A unique coded laser creates a grade control zone with all the advantages of satellite positioning technology, along with the accuracy of a laser. You get enhanced accuracies with the superior performance and usability of Topcon standard machine control.

Your GNSS survey rovers can also use the Laser Zone™ for all site survey work, and receive the same precision.



GPS + GLONASS coverage
Millimeter level accuracy
2400 meter horizontal working range
40 meter vertical working range
Multiple users in the same zone