DIRECT PART MARKING APPLICATIONS
PRODUCT REFERENCE GUIDE
139
Image Filter
Sets the filter to be applied to the image before being processed. This parameter can be
used to successfully decode particular ink-spread printed codes (e.g. direct part mark
codes).
Different filters can be applied to a single code or group of codes in one or more Image
Settings. See the DL.CODE User’s Manual for examples of Image Filter application.
The Erode Filter enlarges the image dark zones to increase readability.
Before - No Read After - Readable
The Dilate Filter enlarges the image white zones to increase readability.
Before - No Read After - Readable
The Close filter eliminates dark areas (defects) in the white zones of the image.
Before - No Read After - Readable