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Trimble MultiTrack Active Target


Maintain target lock with confidence using Trimble Active Tracking technology and selecting from 8 different channels. This target can also work as a passive 360° prism in if battery runs out or other instruments are used.


Height Offset:135.0 mm
Absolute constant: +10.00 mm
Leica constant: +44.40 mm
Weight:880 g
Mount:5/8" Thread

MultiTrack Active Target FAQ

Below is a list of frequently asked questions about MultiTrack Active Target.

What is the prism constant for the MultiTrack Active Target?

The absolute prism constant (true value) for the MultiTrack Active Target is 10.0mm. The prism constant as defined for Leica instruments for MultiTrack Active Target is 44.4mm. For a more detailed explanation on prism constants please see this article.

Can I use the MultiTrack Active Target with a Leica instrument?

Yes, you can use the prism with a Leica instrument as long as you set up the correct prism constant in the instrument settings.

What is the prism constant value that I need to use with a Leica instrument?

In order to use the MultiTrack Active Target with a Leica instrument you should use 44.4mm as the prism constant value.

What is the height offset of the MultiTrack Active Target?

The MultiTrack Active Target height offset is 135.0mm. This is measured from the mounting point to the centre of the prism.