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Trimble Small Monitoring Prism

Description

This is a small prism used for general monitoring points. It can be mounted both vertically or horizontally through the plate which has an 8mm diameter hole.

Specifications

Model:Small Monitoring Prism
Manufacturer:Trimble
MPN:58008030
Height Offset:39.0 mm
Absolute constant: -17.00 mm
Leica constant: +17.40 mm
Weight:80 g
Mount:Screw Holes

Trimble Small Monitoring Prism FAQ

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

What is the prism constant for the Trimble Small Monitoring Prism?

The absolute prism constant (true value) for the Trimble Small Monitoring Prism is -17.0mm. The prism constant as defined for Leica instruments for Trimble Small Monitoring Prism is 17.4mm. For a more detailed explanation on prism constants please see this article.

Can I use the Trimble Small Monitoring 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 Small Monitoring Prism with a Leica instrument you should use 17.4mm as the prism constant value.

What is the height offset of the Trimble Small Monitoring Prism?

The Trimble Small Monitoring Prism height offset is 39.0mm. This is measured from the mounting point to the centre of the prism.