Consider the 2D barcode... those abstract, postage stamp sized black and white images, which are everywhere, from soda cans to restaurant menus. Where did they come from, how do they work, and what can they do? All really good questions which we’ll get to the bottom of in this week’s blog. When we at Case Medical opted to use a 2D barcode instead of the usual 1D barcode found on most products and existing software systems, we found that the 2D barcode provides an endless amount of information for tracking, tracing, and operations in our manufacturing environment.