8-22 Auto Focus Multi Code Reader V430-series User’s Manual (Z392)
ISO/IEC 15416 Symbol Quality Output
ISO/IEC 15416 Symbol Quality Output
Symbol Quality Parameters for bar code symbols specified by ISO/IEC 15416
Supported Symbologies:
• Code 128/GS1-128
• UPC-A/UPC-E/EAN-13/EAN-8
• Interleaved 2 of 5/ITF-14
• Code 39
• Code 93
• Codabar
Minimum Resolution: 4.0 Pixels Per Element
Aperture
Overall
Definition: The size of aperture to use for grading configured as a percentage of
the nominal narrow element width for the symbol under evaluation.
For example, if you have a 13 mil UPC symbol and you wish to grade
using a 6 mil aperture you would configure the aperture to 46% (6/13 =
0.46).
Serial Cmd: <K726, aperture, overall, edge determination, decode, contrast, mini-
mum reflectance, minimum edge contrast, modulation, defects, decod-
ability, quiet zone>
Default: 40%
Options: Any number between 0 to 100%
Definition: Overall is calculated in accordance with the ISO 15416 specification.
The overall grade is the average of the individual scan grades applied
to the symbol. The individual scan grades are the lowest individual
parameter grade seen during the individual scan. These individual scan
grades are not available for output.
When enabled, the Overall is attached to the symbol output data as a
value.
Serial Cmd: <K726, aperture, overall, edge determination, decode, contrast, mini-
mum reflectance, minimum edge contrast, modulation, defects, decod-
ability, quiet zone>
Default: Disabled
Options: 0 = Disabled 1 = Enabled
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