Electronic Theodolite

Electronic Theodolite DT-2ModelDT-2/DT-2LDT-5/DT-5LTelescope Length of Telescope 157mm 157mm Image Erect Erect Objective lens aperture 45mm 45mm Magnification 30 X 30 X Field of view º30 º30 Resolving power 3.5 3.5 Shortest sighting distance 1.4m 1.4m Stadia ratio 100 100 Additive constant 0 0 Angle Measurement Method Incremental reading Detecting Horizontal, Double Vertical Single Minimum reading 1 1 Accuracy 2 5 Diameterof circle 79mm Compenstor Tilt sensor single range ±3 Accuracy 30 Optical plummet Image Erect Magnification 3 x Focus range 0.5 ∞ Field of view 5º Output Interface Output standard RS232C Data output interface yes Level Sensitivity Sensitivity of long vial 30/2mm Sensitivity of long bubble 8/2mm Power Battery Ni-H Rechargeable or Battery AA*5 Working time About 14 hours Other Operating temp -20C ° +50C° Instrument dimension 165x 155x320 mm Instrument weight 4.5KG