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• The brightness adjustment step of the laser is 10 steps.
• The laser plummet spot can become difficult to see in bright sunlight which makes it
difficult to perform the occasional check. In this case, use your foot or the carrying case
to make a shadow over the laser position.
• The laser plummet is adjusted to be within ±0.8mm at the instrument height of 1.5m
at factory shipping.
• Please confirm the amount of the gap (direction of X and Y direction) with the laser
plummet beforehand compared with plumb bomb etc.
when working like accurately putting out a
perpendicular direction using the laser plummet function.
• Please do not look at the laser source of beam
directly.
3.3 Optical plummet (Option)
[Detachable type]
Look through the optical plummet eyepiece, and rotate the eyepiece knob until the
center mark can be seen clearly.
Rotate the focusing knob of the optical plummet and adjust the focus to the station
on the ground.
Rotate the levelling screws and aligh the center mark to the ground mark.
[Shift type]
Look through the optical plummet eyepiece, and rotate the eyepiece knob until the
center mark can be seen clearly.
Rotate the focusing knob of the optical plummet and adjust the focus on the ground
mark.
Loosen the centering clamp screw and push the upper plate by finger and stay the
center mark on the ground mark.
Tighten the centering clamp screw.
Loosen the horizontal clamp screw and rotate the instrument every 90° and confirm
the Circular vial is centered correctly. If the bubble is not centered, it can be properly
set using the leveling screws.
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