Image Sharpness Results The Image Sampling tool outputs images that can be used by other vision tools. Custom Display When this tool is created, an image buffer is created in the vision window with the same name as the tool. (See the following figure.) The results of the vision tool are displayed in the buffer associated with this record. Image Sharpness The Image Sharpness Tool computes the sharpness of major edges in a user-defined region of interest. l Typical use of the Image Sharpness Tool is the verification or validation of the sharp- l This tool can also be used as a building block for implementing an auto-focus pro- ness of an image before it is processed by other tools.
cedure, which consists of a motorized focus lens and uses the sharpness value to close the loop. To create an Image Sharpness tool, right-click in the Tree structure, then select: New > Vision > Tool > Image Sharpness ACEUser's Guide, 3.6.x, 18316-000 Rev A Page 527 Object Definition Search Area Defines the height and width of the region of interest. Tool Links Image Source Defines the image source used for processing by this vision tool.