For some types of barcodes it is important. For ITF-14 size is required to be 142.75 mm wide and 32 mm high. For EAN-13 it is required to be 37.29...

It can be reasonably small. For example 1x1 cm for 2D barcode. But in the smaller barcode you can encode less information. And you also should use...

It is usual to be about 25 characters for 1D barcode and about 2000 for 2D one. Of course the more characters you encode the bigger is barcode. 1D...

A 1D or linear barcode is a combination of vertical bars. For some of them you can encode only numbers for other you can encode letters also. Most...

Different industries have standards of barcode types to use. For labeling products in retail EAN and UPC are used. Use ISBN, ISSN & Bookland for bo...