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Thermal Printing Glossary
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- bar code
A binary coding system consisting of vertical marks or bars that, when read by an optical scanner, can be converted into machine language; An automatic identification technology that encodes information into an array of adjacent varying width parallel rectangular bars and spaces.
- bar code character
A single group of bars and spaces that represent a specific number, letter, punctuation mark or other symbol; the smallest subset of a bar code symbol that contains data.
- bar code density
- The number of data characters that can be represented in a linear unit of measure, often expressed in characters per inch.
- bar code reader
A device used to read a bar code symbol, usually connected to a CRT or personal computer.
- black stripe
A black line pre-printed on the back side of the label or tag that printers equipped with reflective sensors use to signal the end of one label and the top of the next.