36Cropping Region ofInterest(ROI)1.Go toGraphics->Draw Region of Interest2.Draw a square or rectangular region over the region of interest3.Right-click in the drawn region. This will open the context menu.SelectCreateSubset Images from ROIin this dialog4.The selected region will be displayed as a new image in theCentre Screen Area.Besides, the image document will appear in the right-sideRight Tool Area