7
SPECTRA PRECISION FOCUS 2 SERIES TOTAL STATION USER GUIDE
133
CHAPTER
Checking and Adjustment 7
In this chapter:
Adjusting the electronic level
Checking and adjusting the circular level
Checking and adjusting the optical plummet
Zero point errors of vertical scale and
horizontal angle corrections
Checking the instrument constant
Checking the laser pointer
This instrument has undergone a strict process
of checking and adjustment to ensure it meets
quality requirements. However, after
transportation or in changing environments,
there may be some adverse effect on the
internal structure. Therefore, before the
instrument is used for the first time, or before
precise surveys, you should use the checking
and adjustment procedure introduced in this
chapter.