RJS Inspector D4000 Laser (FIRMWARE version A.05 and Earlier) - Manual (Page 67)

Appendix K Operator ’ s Guide
002-5568 RJS, Minneapolis, MN 61
Bit
The narrowest code element (bar of space) that may contain information.
Character
The smallest group of elements assigned by a symbology to uniquely represent one or
more numbers, letters, punctuation marks or other information.
Character Set
The numbers and/or letters and markings included in a barcode symbol.
Check Character (or Check Digit)
A character included within a barcode symbol whose value is used for performing a
mathematical check of the validity of the decoded data.
Contact Code Reader
A light pen or other scanning device that must come into physical contact with the code
medium in order to read the symbol.
Continuous Code
A barcode or symbol wherein the space between the characters is part of the code.
Decodability
This parameter grade can be “A,” “B,” “C,” “D” or “F.” The decodability grade indi-
cates the amount of error in the width of the most deviant element in the symbol. The
less deviation, the higher the grade. Decodability is a measure of print accuracy using
the symbology reference decode algorithm.