User`s manual

Search area
pattern
resize
405-00026-00iNspect Express User’s Manual
44 Rev 1600; 12 July 2010
• Sensitivity – higher setting is more sensitive to defects or light changes. The field to the right
(in the Properties window) shows the histogram or intensity plot (in black) for pixels along the
Region, and the shaded area indicates the Sensitivity level. You can change the Sensitivity lev-
el using the slider, or by dragging the boundary between light and shade in the field. The
shaded and white areas are reversed if you change the Direction setting.
f. Click on the first padlock button
to lock the value for “Perfect” so it does not change as
you adjust or move your measurement. Click on the second padlock button to lock or unlock
the values for area, major axis, and minor axis.
g. Click the “Preprocess” button
to add image filtering, or feature enhancement. Adding
preprocessing may increase inspection time. Please refer to page 15.
h. Click the “check” button
to accept changes and close the Count Properties box. Click
the X button
to close without changes.
Using the Match Tool
The Match tool compares the selected area to the same area in the trained image and
returns a percentage score on the quality of match. Performs a “gray-scale Confor-
mance” to a “Golden” template. Match may be useful for part presence/absence.
a. Click on the “Match” button. Move the mouse over the image in the Work Area. There
should not be any highlighted edges.
b. Click, release, move the mouse and click again, to draw a
rectangle Region on the image. The Region is labeled (MS1,
MS2, etc.). The inside rectangle is the match pattern. The
outside rectangle is the search area.
c. When the Match tool is selected, you can drag the pattern
area to another location. You can resize the pattern area or the
search area by dragging the solid squares at the corners.
d. When you hover the cursor over the edge of this tool, the Re-
gion outline turns red, and a message appears telling you to
“Right-click to edit.”
e. Right-click on the Region outline to open a Match Properties
box. In this box you can: Enable measurement, rename, and
change the tolerances for recycle and reject.