Chapter 3 Advanced Tool Tutorials 26. Minimize the Step Tree Editor. 27. Size and place the Edge Tool ROI to enclose the curved edges, as shown in Figure 3–24. FIGURE 3–24. Edge Tool Setup 28. Click . Observe that the Edge Tool has been run successfully, as is indicated by the green check mark. 29. Highlight LeastSquaresCircle Fit (left pane). 30. Click . Observe that LeastSquaresCircle Fit has been run successfully, as indicated by the green check mark. Observe also that a circle fitted from the edge points has been displayed on the buffer. 31. Highlight Circle Radius Tolerance (left pane). 3-34 Getting Started with Visionscape GigE Cameras