How Do You Test a Bar Code?

Maybe the first question is why do you test a bar code—why is it necessary? It is necessary to test a bar code because when it doesn’t work right, it causes huge problems and potentially huge liability. Bar codes hold the retail supply chain together and make it possible to track the movement of foods,…

Bar Width Reduction

Bar width reduction or BWR is compensation in the bar code data file for press or dot gain. The act of putting ink onto a substrate almost always results in that image spreading. Scanning a bar code is negatively impacted by fattened bars and thinned spaces.  Bar width reduction factors the design file, reducing bar…