Calibrating images

To calibrate an image:

  1. Click on the menu icon (☰)
  2. Select the Image tab
  3. Click on Calibrate Image
  4. Select the scale of the image
  5. Drag the two ends of the measuring line to measure a known size marker in the image
  6. Click Calibrate Image when done

Zoom in, click on the circles to measure more accurately.