STONEX R2
2. PREPARATION FOR MEASUREMENT
2.1 UNPACKING AND STORE OF INSTRUMENT
² Unpacking of instrument
Place the case lightly with the cover upward, and unlock the case, take out the instrument.
² Store of instrument
Cover the telescope cap, place the instrument into the case with the vertical clamp screw
and circular level vial upwards (Objective lens towards tribrach), and slightly tighten the
vertical clamp screw and lock the case.
2.2 INSTRUMENT SETUP
Mount the instrument to the tripod. Level and center the instrument precisely to ensure
the best performance.
Operation Reference:
1 Leveling and Centering the Instrument by plumb bob
1) Setting up the tripod
① First, extend the extension legs to suitable length, make the tripod head parallel to the
ground and tighten the screws.
② Make the centre of the tripod and the occupied point approximately on the same
plumb line.
③ Step on the tripod to make sure if it is well stationed on the ground.
2) Attaching the instrument on the tripod
Place the instrument carefully on the tripod head and slide the instrument by loosening the
tripod screw. If the plumb bob is positioned right over the center of the point, slightly
tighten the tripod.
3) Roughly leveling the instrument by using the circular vial
① Turn the leveling screw A and B to move the bubble in the circular vial, in which case
the bubble is located on a line perpendicular to a line running through the centers of the
two leveling screw being adjusted .
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