Secced SC-Video-10/100VP Operator's Manual page 20

Adjust the operating height by undoing the leg clamps (19.1, 20.1) and pulling the tripod up to the
desired height. Adjust the spreader if necessary. Level the head with aid of the level bubble.
Apply the clamps (19.1, 20.1) to lock the tripod.
Fig 13
Pull up
(19.1)
Lift up to release
Press down to lock
(20.1)
Lift up to release
Press down to lock
18