Current Help System: PC-DMIS Vision (View Core Help)

#### Optical Comparator Hit Target Parameters

The following parameters appear in the column headings of the target list in the Hit Targets tab when measuring features using the Optical Comparator measuring method (see "Measuring Features Using a Vision probe" for available measuring methods):

Edge Parameter Set

To change a value, right click on the current value for the desired target. If a value says N/A, then that parameter is “not applicable” to the current set.

ID: This displays a unique identifier for the item in the target list. This same ID is used on the ToolTip for the target in the Live View tab of the Graphics Display window.

Plus Tolerance: Provides the plus tolerance against which a target is visually compared during execution.

Plus Tolerance: Provides the minus tolerance against which a target is visually compared during execution.

Example of Optical comparator with Plus and Minus tolerance bands

Illumination: This shows the illumination values to be used for this target. To change the illumination for a specific target, select the target in the Hit Targets tab, or on the Live View tab of the Graphics Display window, and change the illumination on the Illumination tab. For information on how to do this, see "Probe Toolbox: Illumination tab".Edge Parameter Set

Focus Parameter Set

See the "Hit Target Focus Parameter Set" target for information.