Symbol LS 3408, Product Reference Manual

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LS 3408 Product Reference Guide GL-14
2-dimensional (2D) symbology A machine-readable symbol which must be examined both
vertically and horizontally to read the entire message. A 2D
symbol may be one of two types of machine-readable
symbols: a Matrix Symbol or a stacked symbol. 2D symbols
differ from linear bar codes with the ability for high data
content, small size, data efficiency and error correction
capability.
UCC Uniform Code Council: the organization that administers
the U.P.C and other retail standards.
UCC.EAN-128 Code 128 with a Function 1 character in the first position
that is the symbology used with the UCC.EAN format for a
universal product number (UPN).
UPC Universal Product Code. A relatively complex numeric
symbology. Each character consists of two bars and two
spaces, each of which is any of four widths. The standard
symbology for retail food packages in the United States.
Variable Length Code A code with a number of encoded characters within a
range, as opposed to a code with a fixed number of
encoded characters.
Vertical Bar Code A bar code pattern presented in such orientation that the
symbol from start to stop is perpendicular to the horizon.
The individual bars are in an array appearing as rungs of a
ladder.
Visible Laser Diode (VLD) A solid state device which produces visible laser light.
Wand Scanner A handheld scanning device used as a contact bar code or
OCR reader.
Wedge A device that plugs in between a keyboard and a terminal
and allows data to be entered by a keyboard or by various
types of scanners.
X Dimension The dimension of the narrowest bar and narrowest space in
a bar code.
Y Dimension The height of the modules in a row of a 2-dimensional
symbols.