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The Most Common Causes of Unreadable Barcodes

Posted July 15, 2015

image012Item identification and data acquisition through barcodes is critical to the function of automated operations, from ensuring that the correct components are used in the assembly of a smart phone to recording accurate patient data for samples in a laboratory. When poorly-marked or damaged barcodes result in “no-reads” or failures, loss of data can have disastrous effects on product integrity and corporate reputation – not to mention potential legal implications and serious risks to consumer welfare. Understanding the root cause of unreadable barcodes and using technology appropriately to prepare for or resolve these issues is simple to do and it can mean the difference between success and failure in automation. This white paper describes potential solutions for the most common causes of unreadable barcodes, including:

  • Low Contrast
  • Quiet Zone Violations
  • Improper Reading Position
  • Print or Mark Inconsistency
  • Damage or Distortion

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