Topcon GT Series

The Next Generation Total Station


UltraSonic motor and direct drive system
Accomplished world’s fastest turning speed of 180° per second with UltraSonic motor and direct drive system. This also contributes to ultraslim body.

Redesigned ultra-slim body
GT is designed by reviewing of the basis and redesigned.

Accomplished weight-saving, 5.7 kg motor drive total station
GT is a third smaller than any previous Topcon robotic instrument and the same weight as a manual total station — providing easy carrying and setup at a project site.

Integrated cellular modem. Total station now with Internet-connectivity
GT is fully connected with cellular modem and wireless LAN. This allows direct connectivity to MAGNET® Enterprise and provides you close connection between a project site and office staff and managers.

Passes various environmental test with Topcon quality
Tough designed GT, passes impact, vibration, high-temperature, and humidity testing — provides consistent performance at any harsh environments.

Versatile functions

  • Bright sharp guide light
  • Jog dial
  • Large display
  • RC handle (GT-1000 series)
  • Trigger key
  • USB abailable
  • Dustproof and waterproof: IS65 design


Enhanced prism-tracking strength under any conditions in case you lose the line-of-sight by interruption or strong sunlight.
Even if a prism lock is lost, you can easily turn GT and reacquire the prism with RC-5 and go back to work smoothly.


Precise measurement can be done by just “Rough Aim” and “Press Trigger button” without lens focus and other operations.
Auto-collimating provides consistent accuracy and speed regardless of operator’s skill levels and condition.