CCD scanners have a better read range than pen wands and are often used in retail sales via a "gun" type interface that is held only one inch from the bar code.Slot scanners are typically used to scan bar codes on identification cards - for example, for time and attendance tracking or physical access control. Slot scanners remain stationary, and the item bearing the bar code is pulled through the slot manually.They are typically used to scan barcodes that are printed on paper labels - for example, in libraries, package delivery and office settings. Pen wand barcode readers contain no moving parts and are known for their durability and low cost.Fixed-position barcode readers are generally used in manufacturing and logistics applications to track inventory or products as they move through the production process.īarcode readers come in many forms depending on their use case:.Handheld barcode readers are used in a wide variety of settings, including retail stores, warehouses and office buildings.There are two types of barcode readers: handheld and fixed position. How many types of barcode readers are there? Inventory management systems use barcode scanners in supply chain applications to track products from the time they are received into the warehouse until they are shipped out.Īll these retail applications help businesses keep accurate records of their inventory levels and ensure products are available when customers need them. In retail POS systems, barcode scanners are used to capture product information so that it can be added to the customer's purchase total.
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