The bar code, bar code, bar code or bar code is an opto-electronically readable font consisting of different widths, parallel bars and gaps. The term code stands for the representation of data in binary symbols. The data in a bar code is read with optical readers, such as. B. bar code readers (scanners) or cameras, read by machine and further processed electronically.

This way, every test item that is provided with a barcode can be uniquely identified, properties permanently assigned and sorted according to test reports.


The QR code is a two-dimensional code that, like the bar code, assigns a unique number to the examinee and therefore offers the same benefits.

The bar / QR codes issued for electrical testing can also be used to inventory your business.