Symbol P 300STD Product Reference Manual page 315

VISIBLE LASER DIODE (VLD)
VOID
X-DIMENSION
Y-DIMENSION
ZERO-SUPPRESSED CODE
A solid state device which produces visible laser light. Laser
light emitted from the diode has a wavelength of 670 to 680
nanometers.
Absence of ink within printed bars.
Width of the narrowest element (bar of space) in a bar code
symbol.
Element height, as applied to a two-dimensional symbology,
which must equal or exceed a required minimum.
A version of UPC/EAN which reduces the number of
characters in the code. The resulting code combines the
manufacturer's code and the product's code of Version A in
a retail application.
Glossary
Glossary-11