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Activation

Click the Ruler button in the toolbar to activate measurement mode.

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Usage

  1. Click on the volume to place the first point.
  2. Click again to place the second point.
  3. The distance between the two points is displayed in millimeters (mm).

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Notes

  • Distances are calculated in world coordinates using the DICOM spatial reference.
  • Multiple measurements can be taken.
Activating the Ruler tool automatically deactivates Pointer and W/L. Only one interaction tool can be active at a time.