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Minimum Reflectance and Symbol Contrast are tested by taking reflectance readings from the symbol—specifically the maximum reflectance value and the minimum reflectance value, and applying a [...]

The ANSI specification for the quality—and therefore the performance—of linear barcodes tests and grades 9 parameters. Whether or not you believe that ISO or ANSI are legitimate and meaningful as [...]

I presented a workshop on barcode quality at a trade gathering last week. During the Q&A after my talk an attendee asked if a passing ANSI grade “guaranteed” that the barcode was good. The [...]