Bar code reader is a kind of machine specialized in reading bar codes. There are several styles, such as pen type, slot type, image sensor type and laser type. Their light sources are light emitting diodes, lasers and other light sources, which can be divided into mobile and fixed according to their working modes.
Bar code technology is the technical basis for realizing POS system, EDI, e-commerce and supply chain management, and it is also an important technical means for the modernization of logistics management.
An eccentric inventor named JohnKermode "whimsically" wants to realize the automatic sorting of postal documents. At that time, every idea about the application of electronic technology was very novel.
Bar code technology is the abbreviation of barcodeauto-identificationtech technology. Bar code technology is an automatic symbol recognition technology based on contemporary information technology.