Theodolite > Construction Theodolite FG-T3
Construction Theodolite FG-T3

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Construction Theodolite FG-T3
 
Flexible - Practical
Pegging tasks and direction measurement in all branches of the construction industry
Alignment of pillars, masts, scaffolds, sheathings and elements
Simple surveying tasks, profiles and leveling
Prospecting tasks in geophysical and geographical exploration
Practical system of control and reading guarantees fast and safe operation
Sturdiness, low height and compact design make FG-T3 indispensable equipment in the construction industry
 
Optimum designed telescope
Fast transit telescope with 20-times magnification
Erect and non-reversed telescope image
Cross lines grid with double and single lines for exact target location and distance lines for optical distance measuring
Optical peep sights in both telescope positions to facilitate rough pointing
 
Clearly arranged angle reading system
Line microscope reading for horizontal and vertical circle
‧Two angle readings in one image
‧Circle adjustment device for circular orientation, angle measurement and direction transfer
 
Practical accessories
Prism eyecaps for extreme vertical angle measurement and direction transfer
‧Optical plummet in the tribrach for centering over ground mark
‧Additional spirit level for simple leveling processes (not part of normal equipment)
‧Magnet compass for the determination of the magnetic azimuth (not part of normal equipment)
 
Specifications:
Measuring accuracy
Mean error of a direction measured in
two telescope positions
±6mgon (±20")
Telescope
Image position
Erect and true-to-side
 
Magnification
20x
 
View field angle
2° (3.5m/ 100m)
 
Free objective diameter
30mm
 
Shortest target distance
1.2m
 
Multiplication constant
100
 
Angle measurement
Horizontal and vertical circle
 
Circle diameter
74mm
 
Circle gradu ation
1gon (1°)
 
Microscope graduation
0.1gon (5´)
 
Estimability of reading
10mgon (0.5´)
Levels
Vertical axis level
44"/interval
 
Additional spirit level
20"/interval
Temperature
Operating range
-20°C to +50°C
Instrument
Dimensions
260 x 140mm
 
Weight
2.1kg
Case
Dimensions
300 x 200 x 160mm
 
Weight
1.8kg