Specify an area of the search window that you do not want processed, as an arbitrary geometry.Use this function when you want to specify a search window of an arbitrary geometry, such as a circle or donut-shaped window.For example, when a workpiece is sectioned with partitions in the container, this is effective for removing the partitions from search target.
The filled area will be masked in the rectangle specified as the search window and will not be subject to the image processing. To change the run-time mask, click the [Edit] button.