Digital theodolite DE-2A

Model and Specification

 : Telescope
Image Erect
Magnification 30x
Objective aperture47mm
Field of view1°30'
Shortest viewing distance1m
Stadia ratio100
3.75"Resolution
: Angle measurement

Angle measurement mode
Minimum count
Angle units
Accuracy
Display
Compensation range
compensator
Resolution
Wavelength
Absolute angle encoder system
1"/5"/10"/20"
DEG/MIL/GON
2"/5"/10"
LCD
LCD double sides
±3'
1"
635nm
Up laser point
Down Point type
Precision of plate vial
Laser focusingpoint
Deviation between laser focusing point and telescope collimation axis Valid optical distance
5mm/100m
≤5"
150m(Day)
Down Laser plummet
30"/2mm
8'/2mm
-20 °C ~ +50 C
Precision of circular vial
Working Temperature
Power
Battery
Chargeable NiMH battery
Voltage
6.0V
Instrument weight
6.5kg
Volume
180mmx166mm*355mm