Sokkia SET 4100 Total Station

Specifications:
Horizontal Angular Accuracy    :    5 Seconds (1.5 mgon)
Vertical Angular Accuracy    :    5 Seconds (1.5 mgon)
Compensation            :    Dual-Axis, Selectable On-Off
On-Board Memory            :    Approx 10,000 Points (Instrument)
Telescope Magnification        :    30X
Objective Aperture        :    45 mm
Measurement Time (Track Mode)    :    0.5 seconds
Measurement Time (Fast Mode)    :    1.8 seconds
Measurement Time (Fine Mode)    :    2.0 seconds
EDM Accuracy             :    +-(2mm + 2ppm x D)
EDM Range (1 prism)        :    5,900 ft. (1,800 m)