Spectra Precision Survey Pro v4.5 Ranger Reference Manual - Manual (Page 151)

Survey Menu – Conventional Mode
R-143
Note: After all shots are done, the computed elevation is displayed
for the new point. You can either enter a different elevation or tap
to accept the computed elevation.
Backsight : opens the Backsight Setup screen (Page R-118) where the
current backsight can be modified.
Surface Scan
Survey Surface Scan .
The Surface Scan screen takes advantage of a robotic, reflectorless
total station to automatically take a sequence of shots of a surface.
PC software can then use the data to generate a 3-D raster image of
the surface or a DTM surface to compute volume information. Consult
the User’s Manual for more information on performing a surface scan.
Distance Grid Surface Scan Angle Grid Surface Scan
Select Type of Surface Scan: Select the type of surface scan to
perform here. The option selected will determine how you will define
your perimeter and distance intervals.
Distance Grid
Point 1, Point 2, Point 3: Are the point names that will be
used when storing the upper-left, upper-right and lower
points that define the surface perimeter.