RJS Inspector D4000 Laser (FIRMWARE version A.05 and Earlier) - Manual (Page 74)

Appendix K Operator ’ s Guide
RJS, Minneapolis, MN 002-5568 68
No-Read (Non-read, Non-scan)
The absence of data at the scanner output after an attempted scan because of no code,
defective code or operator error.
Nominal Size
The target size for a specific element or group of elements.
Numeric
A character set that contains only numbers.
Omni-directional
The ability to read a barcode symbol from any angle as long as the barcode passes across
the scanner window.
Opacity
The property of a material that minimizes the show-through of printing from the back
side or the next sheet.
Overhead
The number of characters in a symbol required for start, stop and checking.
Over-laminate
A coating or material adhered to the scanning surface of a barcode symbol.
Parity
A system for encoding characters as “odd” or “even” for self checking of barcodes.