Spectra Precision Focus 30 - Measuring the Instrument Height

Spectra Precision FOCUS 30 User Guide 63
4 Setup
Measuring the Instrument Height
There are two measurement marks on the side of the instrument. The top mark corre-
sponds to the trunnion axis of the instrument.
The bottom mark is 0.158 m (0.518 ft)
below the top mark. Measure the bottom mark to the top ridge of the mark, see
Figure 4-52.
Fig. 4-52 Instrument height marks
Top mark
Bottom mark