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GEO FENNEL FET420 Theodolite
GEO FENNEL FET420 Theodolite

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.

2 YEAR WARRANTY

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

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TECHNICAL DATA
Telescope:
 
Magnification 30 x
Clear objective aperture 45 mm
Shortest focussing distance 1,4 m
Angle measurement:
Inkremental
Accuracy
4 mgon (20“)
Minimum reading
2 mgon (10“)
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 batteries
Operating time
15 h
Tribrach detachable
Weight 4,0 kg
Temperature range
-20 °C – +45° C