Archives

Barcodes that don’t work right can be a liability. Managing that risk begins with a well conceived, diligently executed barcode quality procedures document. Yes, a document, a step-by-step [...]

Recently we wrote about how to make sure your barcode verifier is accurate, by using a Performance Qualification test kit. The PQ test kit is a card deck of precise images, each displaying an [...]

After Modulation, discussed previously, Fixed Pattern Damage (FPD) is likely the next most prevalent problem with 2D barcodes. The “fixed pattern” referenced are the omnipresent locator targets [...]

In a previous article, we took a bird’s eye look at the ISO 15415 report, and defined the pass/fail and graded parameters that are the basis for the final symbol grade. Understanding the [...]

Scanning a barcode, whether a 1D like UPC or a 2D like Data Matrix, is based on reflectivity, specifically the reflective differences between the barcode image and its background. At the top of [...]

Everyone knows about end-use barcodes, when the finished product is scanned at point-of-sale: the visible, public, most familiar and most-talked-about use of barcode technology. One level [...]

Section 7.6 of the ISO 9001 standard address Control of monitoring and measuring equipment. It states: “All monitoring and measurement equipment used for product and process verification [...]

Technology has simplified if not altogether eliminated numerous tasks we loved to hate. What could bespeak “technology” more than barcodes? They are digital and automatic. They store memory that [...]

Barcode problems are stressful. Understanding the problem can be complicated. Finding the cause can be difficult. Implementing a solution can seem like guesswork—and it is usually an emergency [...]

Misconceptions about barcode problems fall into two classifications. The first type is misconceptions that lead to problems. The second type is misconceptions about barcode problems themselves. [...]