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Choosing a Barcode Reader
A barcode reader or scanner is a very specialized device, available in several formats and with different capabilities. Each specific application needs a specific reader.These are the options that define a bar code reader.
1. Form Factor
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Manual (pistol grip)
Reader with a handle, it is pointed to the barcode to perform the reading. If it has a stand, it can also work as a presentation reader.
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Pocket barcode reader
Pocket-sized reader, or an accessory to convert a smartphone into a reader.
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Presentation
Fixed desktop reader, e.g. in a point of sale. The barcode (usually printed on a box or on a product) is passed in front of the reader, and the reader performs the reading.
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Integrated barcode reader
Like a presentation reader, but it's mounted inside a counter or similar.
2. Ruggedness (manual readers only)
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Commercial barcode reader
General purpose barcode reader, in office and store. It is not specially protected against shock, dust, etc
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Rugged industrial reader
Specially reinforced barcode reader, resistant to shock and heavy use in industrial and warehouse environ-
ments.
3. Connection
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Wired / Corded
Barcode readers to be used in the workplace. They connect via a USB cable or similar. It can be moved locally, but not great distances.
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Wireless
Mobile, cordless, battery-powered barcode reader. The connection to the terminal can be via WiFi or Bluetooth.
4. Types of reading
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1D reading
Linear barcodes reading (the ones commonly used in all products).
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1D y 2D reading
In addition to linear barcodes, they also read two-dimensional codes, which can carry much more information: PDF417, QR
