Home » Wiki » Survey Prisms » Trimble 360° Prism

Trimble 360° Prism

Image of Trimble 360 Prism


Trimble 360 prism is compatible with all optical total stations. This prism features a ruggedized housing to withstand drops, an integrated levelling bubble, and 5/8th thread adapter for compatibility with most Trimble GNSS receivers (for Integrated Surveying).

Perpendicular markings on the prism cap simplify offset measurements.


Model:Trimble 360 Prism
Height Offset:135.0 mm
Absolute constant: +2.00 mm
Leica constant: +36.40 mm
Weight:430 g
Mount:5/8" Thread


The height is with the height adapter installed.

Trimble 360 Prism FAQ

Below is a list of frequently asked questions about Trimble 360 Prism.

What is the prism constant for the Trimble 360 Prism?

The absolute prism constant (true value) for the Trimble 360 Prism is 2.0mm. The prism constant as defined for Leica instruments for Trimble 360 Prism is 36.4mm. For a more detailed explanation on prism constants please see this article.

Can I use the Trimble 360 Prism 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 Trimble 360 Prism with a Leica instrument you should use 36.4mm as the prism constant value.

What is the height offset of the Trimble 360 Prism?

The Trimble 360 Prism height offset is 135.0mm. This is measured from the mounting point to the centre of the prism.