Qscan User’s Guide Version 1.4
Page 7
Qscan can read barcodes up to 20” away depending on the type
of barcode (symbology) and the density of the barcode.
Common reading distances:
PDF 417 driver’s licenses 2.5” - 4.5”
Code39 7.5 mil 2” - 10”
UPC 13 mil 2” - 12”
Data Matrix 15 mil 2” - 12”
Code39 20 mil 1” - 20”
Barcodes do not have to be parallel to the reader.
Qscan can read barcodes tilted as much as 60 ° both
horizontally and vertically.
Qscan will also read barcodes as they are moving. You do not
have to hold the barcode steady within the eld of view.
Barcode Reading
Depth of Field
16
20
12
READING
Figures in inches
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