Wasp Bar Code WLS 8400 FZ 用户手册

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页码 394
Glossary
GL-15
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.
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.