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In the retail world, it can not be many more revolutionary products such as scanners, bar code portable. The beauty of this scanner is that it is so easy to use. Just let the bar code, press the shutter button and the job is done.

Strictly speaking, the main bar code attached to the computer via a cable. There are portable devices that are connected wirelessly. Purists do not like this class a portable scanner, rather than the term “bar code scanners wireless.” But this scanner does not offer the same ease as the pocket version.

The portable scanner, which use a lot of people use one of two scanning technologies, lasers and LEDs.

Thanks to laser scanning technology, the scanning unit includes a laser diode. The diode laser produces a beam of light, by injection into a vibrating mirror is projected. The light beam is then scanned along the bar.

LED is a new type of scanning technology handheld scanners and bar codes, their participation is usually longer. LED is also much more versatile for the type of barcode can be read – can be used for bar codes typical vertical and horizontal scanning them. The sensor records the reflected light and the data converted to ASCII text.

A decision someone will make a unit out to their activities, if we end up with a kind of standard 1D or 2D scanner recent units. The 2-D scanners are becoming more popular because they offer more to do, especially the capacity, the new 2D bar codes, such as reading data matrix. Of course, if you can manage your business with the capacity limits of 1D bar codes and then there is no real need to upgrade. Of course, the reverse is also true, and more companies are turning to the highest specification units.