Stonex R180 – User Manual 17
To center the instrument, follow this procedure:
a. Slightly loosen the central knob, observe the relative position of the laser spot and the station
point, slowly push the tribrach to slide on the tripod plate until the laser spot is precisely
aligned with the station point, and then tighten the central knob.
b. Verify the leveling of the instrument on electronical bubble page.
c. If the instrument is leveling up the procedure is completed, otherwise repeat the steps
described in 3.3 Instrument setting up.
3.4. Focusing and Collimating
General focus and collimate process:
a. Diopter adjustment -> Looking through telescope at a brigh monochromatic background.
Turn the eyepiece’s diopter ring clockwise to the end, observe the reticle, slowly turn the ring
counterclockwise until the reticle image is sharp and clear.
b. Rough targeting -> Rotate the telescope to aim for the target with the viewfinder, observe
from the eyepiece to confirm that the target is in the field of view.
c. Focusing -> Observe the target from the eyepiece, slowly turn the focusing ring until the
target image is sharp and clear.
d. Precisely
collimating -> Observe the target from the eyepiece, adjust the horizontal and
vertical drive to aim the reticle precisely at the center of the target.
e. Start measuring.
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