Specifications

1–6
Getting Started
1.5 Scanning Techniques
The scanning technique for a single bar code (on a page or
an object) is shown below.
The illustration below shows where to aim the red
illuminated beam over the bar code for a good read.
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1.6 Scanning Performance
The SCANTEAM 3400 Hand Held CCD Scanner provides a
high first pass scanning capability while assuring bar code
label integrity and life.
The following figures illustrate the 3400’s Scanner
Performance or depth of field. Depth of field is the range of
distances over which a scanner can accurately decode a
bar code. This distance is measured from the front of the
scanner at the exit window and is dependent on code size,
contrast, and quality.