Specifications - Barcode Size

If you are using barcodes, we recommend the following format for optimal performance :

Code 128
By default, the number of characters in the Code 128 should be between 7 and 42 characters (this can be changed to range from 0 to 55 if needed).

Code 39
From 2 to 55 characters.

Barcodes should have a minimum width of the narrowest bar of at least 1mm.

1MM code barre

If you are using DataMatrix or QR codes, we recommend not exceeding 65 characters.

The minimum size of the smallest square should be 2.13 mm.

2.13 mm