5Surveying Instruments / Electronic Theodolites / FET 420K

FET 420K

With Two-Axis Compensator and Laser Pointer

Features

  • 2 large easy-to-read LCDs
  • Simultaneous reading of horizontal and vertical circle
  • Illumination of display and field of view
  • Clockwise / anti-clockwise horizontal angle reading
  • „0“ set or hold of horizontal circle at any desired position
  • „V“ circle reading in gon / degrees or % of slope

Technical data

Magnification30 x
Clear objective aperture45 mm
Shortest focusing distance1,4 m
Angle measurementincremental
Accuracy4 mgon (20'')
Minimum reading2 mgon (10'')
CompensatorDual axis
 
Measuring units400 gon/360°/mil
Target-
Lasser class-
Beam diameter-
Maximum visibility-
Deviation-
Optical plummet3 x
Focusing range0,5 - ∞
Plate level30''/2 mm
Circular level8'/2mm
Operating time / Power supply35 h NiMH/ 40 h Alkaline
Theodolite und laser-
 
Temperature range-20°C - +50°C
Dust / water protectionIP54
Tribrachdetachable
Weight4 kg