6. SETTING UP THE INSTRUMENT
22
PROCEDURE Leveling with the Spherical head tripod
1. Loosen the centering screw.
2. Slide the instrument across the tripod head until
the bubble is centered in the circular level.
3. Tighten the centering screw.
4. Level the DL using the leveling foot screws.
PROCEDURE Leveling with the Flat head tripod
1. Center the bubble in the circular level by either
shortening the tripod leg closest to the offcenter
direction of the bubble or by lengthening the
tripod leg farthest from the offcenter direction of
the bubble.
2. Adjust one more tripod leg until the bubble is
roughly centered.
3. Turn the leveling foot screws while checking the
circular level until the bubble is exactly centered
in the center circle. When you turn a screw
clockwise, raising the instrument, the bubble will
move towards the position of that screw.
Spherical head
tripod
Centering
screw
DL-501_E.book 22 ページ ２０１５年９月１７日 木曜日 午後１時２１分
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