How to set Prism Type and Prism Height [TPS]
Changing Prism and Pole Parameters in iCON
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Description
Settings for Prism Type
and Prism Height
can be found in the Status bar 2 accessible from any application, except Draw/Sketching.

Set Prism Type Step-by-Step
- From within the current application, tap
in the Status
bar and select Prism Type
. 
A subscreen displays the last three Prism types used, with the currently active Prism type being highlighted. - To display all Prism types, tap the expand button
.
- Select the prism type you want to use by tapping the relevant symbol, either from the default or the user-defined ones, for example Leica 360.
To define a User Prism, tap one of the relevant icons. Or alternatively, to edit an existing User Prism, tap and hold the relevant icon. The User-Definable Prism screen pops up. Enter the Leica or the absolute constant in [mm] and tap
to confirm.
- The software proceeds with the current application and the newly set prism type active.
The user-defined prism is stored within on the instrument only. Therefore, it will not be available on a second instrument, for example, when the Controller is connected to that instrument.
Set Prism Height Step-by-Step
- From within the current application, tap Status bar 2 and select Prism Height
.
Note that Automatic is only available if AutoPole is selected as prism type. - Choose from pre-defined prism heights, either from the default or the user-defined ones, by tapping on the relevant icon. Alternatively, tap on the height entry field, enter the desired height and tap
to confirm.
To enter the prism height in another unit, first clear the entry field, then select the unit and finally enter the height value. - To define the user-defined prism height, tap and hold one of the relevant icons
. The numerical keyboard pops up. Enter the desired height and tap
to confirm. The new height is set under the user-defined icon.
When you select reflectorless
or tape
, the default height is set to 0.000 m. When you select any prism mode again, the prism height is set back to the original setting.
Default Prism Heights
| Prism Type | Default Height | ||
| [m], for CPR1 poles |
[ft decimal], for CPR2/3 poles |
[ft fractional], for CPR2/3 poles |
|
| Reflectorless, Tape |
0.000 | 0.000 | 0 0/0 |
| MPR122 without pole |
0.049 | 0.162 | 0 5/32 |
| MPR122 with pole plate or tip |
0.200 | 1.000 | 1 0/0 |
| MPR122 with pole |
2.000 | 6.500 | 6 1/2 |
| MPR122 User Defined 1 or 2 |
0.000 | 0.000 | 0 0/0 |