Chapter 1 Overview
•The validator can also evaluate PDF 417 bar codes. For PDF 417 Limited, the validator works best with security level 5 or higher, using the current default printer settings for Defects Percentage, Percent Decode, and Decodeability. For lower security levels, lower the Defects Percentage to 5% to enable checking for bar code damage.
•Stacked, 2D, and vertical (ladder) bar codes are not supported.
•Bar codes must have a minimum
(0.010 inch) to be recognized by the full width of the scanning beam. The validator can recognize bar
Refer to Table 1 for the minimum
Table 1: Minimum
a 300 dpi Printer
Printer Size | Beam Width | Minimum | |
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4 inch | 4.5 inches | 6.6 mil | |
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6 inch | 6.5 inches | 10 mil | |
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8 inch | 8.5 inches | 13 mil | |
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