· Pen wand barcode readers contain no moving parts and are known for their durability and low cost. They are typically used to scan barcodes that are printed on paper labels -- for example, in libraries, package delivery and office settings. · Slot scanners remain stationary, and the item bearing ...
There are a few disadvantages to barcode readers: Limited scanning distance: The scanning range is limited, and it is inconvenient to scan large objects or long distances; High barcode quality requirements: Problems with the clarity and integrity of the barcode can easily lead to scanning failures ...
There are several ways to ensure accurate barcode reads: Keep barcodes clean and free of smudges or dirt. Make sure barcodes are printed clearly and at the proper resolution. Ensure barcodes are the correct size for the scanner being used. Use high-quality barcode labels or tags. Barcode readers are ...