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Fig. 1:
6
Operation
1.
Preparing before surveying
∙ Spread the tripod-legs so that the leg-
tips form a regular triangle. Extend the
legs until the tripod head is rough-
ly at 10cm lower than your eye level
and then fasten the extension clamp
screws.
∙ Make sure that the tripod head is
approximately level. Stamp the tri-
pod-feet firmly into the ground.
∙ Set the automatic level onto the tripod
head and tighten the center-screw.
∙ If using a spherical-head tripod, loos-
en the center screw and hold the base
plate, then let the level to slide on the
spherical-head tripod and get the
bubble in the center (See fig.1).
1
2
∙ Fasten the center-screw.
∙ Adjust the three leveling screws to get
1. Tripod head
2. Center screw
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