Geo-Fennel FET 405K

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Quick Overview

A range of versatile easy to use electronic theodolites to suit all applications from construction to surveying. Large illuminated LCD displays for optimum readability – flexible, reliable, affordable. The FET 405K and FET 420K are equipped with a two-axes compensator.

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Details

FEATURES
  • 2 large easy-to-read LCD‘s
  • 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 angle gon/ degrees or % of slope
TECHNICAL DATA
Telescope:
Magnification 30 x
Clear objective aperture 45 mm
Shortest focussing distance 1,4 m
Angle measurement: Incremental
Accuracy 1 mgon (5“)
Minimum reading 0,5 mgon (2“)
Compensator Dual Axis
Measuring units 400 gon / 360° / mil
Display 2 x LCD
Optical plummet:
Magnification 3 x
Focussing range 0.5 bis ∞
Vials:
Plate level 30“/2 mm
Circular level 8‘/2 mm
Power supply 4 x 1,5 V AA Alkaline
Operating time 15 h
Tribrach detachable
Weight 4,0 kg
Temperature range