Onboard consolidated control

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Product Info

The definition of tough

With the latest total station technology in an IP65 rated housing, the OS can handle whatever you need to accomplish. Built for on-the-go tasks with a far reaching, precise firing EDM, extended use batteries, and data collection software right on the instrument. Take charge of sites with world-class accuracy from the OS series by Topcon.

  • Modern, intuitive MAGNET® Field on-board data collection software
  • Powerful EDM for rapid, repeatable measurements
  • Convenient EDM trigger key with minimal disturbance


One tap for precise positioning

The OS series is a professional grade, compact total station with a touchscreen interface on the instrument. Our exclusive LongLink wireless communication method coupled with a robust EDM is an all in one solution for peak performance. MAGNET Field software enables quick field measurements including cross sections, full COGO calculations, and surface staking with just one tap on a screen icon.

OS-100 is perfect for:

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OS-100 Specifications

Dual LCD Touchscreen
(OS-105 Single Display)
Battery Operation
Up to 20 hours
Wireless Connection
Bluetooth® Class 1
Certifications and Standards
Dust/Water Protection
Angle Measurement
Min. Res/Accuracy
OS-101: 0.5”/1”
OS-102: 1”/2”
OS-103: 1”/3”
OS-105: 1”/5”
(Single Display)
Dual-axis compensator
Distance Measurement
Prism EDM Range
Measuring Time
Fine: 0.9 sec
Rapid: 0.7 sec
Tracking: 0.3 sec
Bluetooth® Class 1
USB 2.0 Slot
(Host + Slave)
RS-232C Serial
Operating Temperature*
-30ºC to +60ºC
*Special Arctic and Desert versions available

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