3–3
Designing Your System
Publication 2755-6.13
Bar code symbols must have the correct aspect ratio to be read by the
reader. A scan line must cross every bar, space, and both quiet zones
on the same sweep.
Correct:
All bars are
crossed by a
scan line
Not Correct:
Some bars are not
crossed by a scan
line
Refer to the figure below for various package orientations. Tilt,
pitch, and skew can affect the scan aspect ratio, and as a result, can
affect the reader’s ability to read bar code symbols.
reader
Correctly Positioned
Symbol and Package
Tilted Symbol
Pitched Package
and Symbol
Skewed Package
and Symbol
Symbol Orientation
Tilt, Pitch, and Skew
Summary of Contents for StrataScan 2755-LHR-3C
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