Mr. Nachtrieb has 30+ years of hands-on experience in barcode technology. His team imaged the film master for the first commercially scanned barcode in North America (1974). His specialty is barcode quality. He created and hosts a highly customized barcode quality seminar which has been presented to 100's of companies, reaching thousands of quality-concerned people, helping them to avoid barcode problems and manage barcode-related risk.

QR Code Overview

  The QR or Quick Response Code is just now hitting the shores of North America but it has been widely used in Asia for many years. Here in America we are becoming familiar with QR Code mainly in mobile marketing applications—magazine and newspaper ads, business cards and the like—but QR Code has many other…

Axicon 6525-S

The 6525-S is Axicon’s mid-range verifier for symbols up to 125mm (almost 5 inches) wide including quiet zones. Like the basic 6515 it automatically selects the correct aperture, 5, 6, 10 or 20 mil, based on the X dimension of the barcode. This—and the scan width—make it the perfect verifier for a 4” label from…

ISO compliance: Corrective and Preventive Action in Barcode Quality

There has been an interesting and helpful discussion taking place in the LinkedIn ASQ group. The topic is the difference between a corrective action and a preventive action in manufacturing quality—not specifically barcode-related but very applicable. Regarding ISO compliance in barcode quality, the root issue is conformity and non-conformity. What exactly is a conforming barcode?…

Barcode Quality Part II

This article is based on a presentation by Greg Hutchins of Quality Plus Engineering, a Department of Homeland Security certified firm in Oregon. Q + E conducts critical infrastructure protection (CIP) forensics, assurance and analytics; they are a certified enterprise risk manager (CERM) and a cyber security identity theft protection consultancy. Clients include the FAA,…