3 minutes to understand what is barcode scanning module
3 minutes to understand what is barcode scanning module Classification of barcode modules: functional classification: 1D scanner module (laser scanning module), 2D scanner module, CCD scanning module. They are distinguished by: 1D scanning module scans only 1D barcodes, paper barcodes. The QR code scanner module can scan 1D barcode, 2D code, cell phone screen barcode, and cell phone screen 2D code. CCD scanner module can scan 1D barcode, paper barcode, cell phone barcode From appearance, can be divided into: Embedded scanner module , fixed scanner modu le , bare barcode module, etc. Scan module is mainly installed in all kinds of equipment, such as body temperature monitoring all-in-one machine, self-service vending machines, self-checkout, access control card, etc. Different application scenarios have different requirements for the appearance of the scan module, which needs to bein line with the installation of the machine, saving ...