### Position Axes

This table describes the available Position Axes and their functions that you can choose from while editing dimension information.

Axis | Description
Worst | This check box uses the axis that gives the worst out of tolerance condition. PC-DMIS searches through the available axes and selects the one that gives the worst case scenario for the dimension.
Use Dim Axes | This check box simply uses the axes that were previously defined in the dimension's dialog box.
X | This check box displays X axis value.
Y | This check box displays Y axis value.
Z | This check box displays Z axis value.
Prad | Prad stands for Polar Radius. This option selects Polar coordinates.
Pang | Pang stands for Polar Angle. This check box selects Polar coordinates.
DF | This check box displays diameter of the feature.
TP | This check box displays the position tolerance and its associated deviation.
D1 | This check box displays the diameter/width value of the first datum.
D2 | This check box displays the diameter/width value of the second datum.
D3 | This check box displays the diameter/width value of the third datum.
Form | This check box displays the integrated form dimension for the feature. See "Default Axes for Position Dimensions" in the "Dimensioning Features" section