Details

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Key specifications 

• Angle accuracy: 2" (2 arc-seconds).
• Distance measurement (non-prism): Up to 1,500m with an accuracy of
  
  ±(3mm+2ppm⋅D)plus or minus open paren 3 mm plus 2 ppm center dot D close paren
  ±(3mm+2ppm⋅D)
  . Some listings also cite ranges of 1.5–2.0 km.
• Distance measurement (single prism): Up to 5,000m with an accuracy of
  
  ±(2mm+2ppm⋅D)plus or minus open paren 2 mm plus 2 ppm center dot D close paren
  ±(2mm+2ppm⋅D)
  .
• Measurement speed: As fast as 0.3 seconds in fine measurement mode.
• Tilt compensation: A dual-axis sensor with a range of 4' and a resolution of 1".
• Telescope: Features 30x magnification, a 45mm objective aperture, and a minimum focus of 1.5m.
• Display: A large, 3.1-inch LCD screen with a backlight and 8 lines of information, as well as an intuitive icon-based interface with hotkeys.
• Data storage and transfer: Holds over 10,000 internal memory points and supports data transfer via USB.
• Battery: A 3000mAh Li-on battery provides up to 16 hours of continuous operation.
• Environmental protection: Rated IP55 for dust and water resistance.
• Onboard software: Includes practical programs for functions such as stakeout, resection, area calculation, and road design.
• Guide light: A built-in flashing LED guide light (red and yellow) has a working range of 150m for efficient stakeout. 

Best for 
The STEC AXIS 1 is a versatile instrument well-suited for a variety of tasks, including: 

• Topographic and general surveying
• Construction layout and stakeout
• Boundary surveys
• Mapping and GIS data collection 

Competitors 
The AXIS 1 competes with other 2" accuracy total stations from brands such as: 

• 
  FOIF
  :
  RTS-112SR10
  
• 
  South
  :
  N40
  and
  NTS-362R10U
  
• 
  Kolida
  :
  KTS-442R10U
  
• 
  Ruide
  :
  RCS
  and
  RTS-822R10M