Nedo Corporation presents the Topcon GM-55 Total Station, a state-of-the-art surveying instrument designed to provide unparalleled accuracy and efficiency for professionals in surveying, construction, and engineering. The GM-55 boasts cutting-edge features such as reflectorless measurements, high-speed data capture, and Bluetooth connectivity, allowing for seamless integration with modern workflows. Its rugged design ensures durability in even the most challenging field conditions, while its intuitive software interface simplifies data management and enhances productivity. With long-range measurement capabilities and precise angular accuracy, the Topcon GM-55 Total Station is perfect for topographic surveys, boundary determinations, and construction staking. Ideal for professionals looking to streamline their operations and improve precision, the GM-55 offers a reliable, high-performance solution for a wide variety of surveying applications.
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Magnification / Resolving power
: 30x / 2.5"
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Objective aperture : 45mm
(1.8in.) (48mm (1.9in.) for EDM)
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Field of view : 1°30'
(26m/1,000m)
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Reticle illumination : 5
brightness levels
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Minimum Display : 1”/5” (0.0002
/ 0.001gon, 0.005 / 0.02mil)
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Accuracy (ISO 17123-3:2001) : 5"
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Dual-axis compensator / Collimation compensation
: Dual-axis liquid tilt sensor,
working range: ±6'
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Laser output*1 : Reflectorless
mode: Class 3R / Prism/sheet mode: Class 1
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Measuring time* : Fine: 0.9s
(initial 1.5s), Rapid: 0.6s (initial 1.3s), Tracking:
0.4s (initial 1.3s)
- Operating system : Linux
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Display / Keyboard : Graphic
LCD, 192 x 80 dots, backlight, contrast adjustment /
Alphanumeric keyboard / 28 keys with backlight
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Control panel location : On
single face
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Laser-pointer : Coaxial red
laser using EDM beam
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Optical plummet : Magnification:
3x, Minimum focus: 0.3m (11.8in.) from tribrach bottom
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Dust and water protection / Operating Temperature
: IP66 (IEC 60529:2001) / -20 to
+60ºC (-4 to +140ºF)
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Size (with handle) : 183(W)x
174(D)x 348(H)mm (On single face)
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Weight with battery & tribrach :
Approx. 5.1kg (11.3lb)
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Battery : Li-ion rechargeable
battery BDC46C