High Precision Tribrach Non-Optical Plummet

  • High-precision non-optical plummet tribrach designed to work with all total stations
  • The error in angle measurement (hysteresis) is under 3 cc (60 Ncm torsion moment and 12 kg vertical load)
  • A centre line on each of the levelling screws allows the user to balance the lengths of the levelling screws
  • Features a 5/8 x 11 threaded base plate and 8-minute circular vial
  • Includes the shortest-focus distance of 0.3 m to 15 m and an accuracy of 0.5 mm / 1.5 m
  • The operating temperature for the tribrachs is -20º C to +50º C (-4º F to +122º F)
  • Weighs 1.50 lb (0.70 kg)
  • Same as standard but with added tension plate at each levelling screw to hold
    levelling screw pivot point in all directions
  • Hardened material in levelling screw contacts to minimise wear
  • Waterproof cap on levelling screws
  • Orientation spring to ensure instrument or accessory is always positioned into
    same position in tribrach
  • Tested on collimator stand to confirm torsional rigidity
  • Torsional Rigidity: Rated <1 arc second
  • Made in Hungary

For more surveying accessorises visit SECO 




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