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26.03.2022

Barcodes have become an integral part of everyday life. These are special lines that contain certain information. Detect such information with special equipment - a scanner. There are many retail facilities equipped with them. The equipment facilitates and accelerates viewing of necessary data. When you manually enter the information it takes too long. It is also possible to make mistakes.
Working principle
First select the desired item. After that, scan the position for a couple of seconds.

You will see on the scanner screen:
- Full item name;
- Price;
- Possible discount offers.

After that the data processing will be done. The information received will be sent to the cash register terminal.
Views of barcode scanners
1. By the type of service:
- Manual - widespread device. Connects via USB. The scanner is easy to operate and small enough to be quickly and easily handled. Virtually all handheld bar scanners have an extra stand. Manual scanners are mostly used by small stores and companies dealing with large parcels. Very often the manual scanners are used by logistics companies for scanning parcels and various retail outlets.
Stationary scanner is a non-perishable equipment that reads barcodes. You need to hold it against the goods in order to operate it. The productivity of this variety is large. This is due to the high speed of activity. It is used in large supermarkets https://teklynx.com
- Built-in - is installed in the cash register system. No wires are needed for its operation. It is sturdy, immovable, reliable, good working ability.
2. Based on the reading process
- LED - reads the index by the red beam Information first hits the light, is reflected, then downloaded into the system Main disadvantage is that if you hold a barcode more than 10cm away it will not be scanned. The LED scanner can read only one-dimensional numbers because it was created a long time ago The LED scanner reads only one-dimensional codes, since it was created a long time ago.

Proses of choosing LED varieties:
a) beneficial price;
b) long life;
c) good barcode reading ability.

- The principle of laser barcode scanners is exactly the same. But the beam is illuminated by laser. It's a more sophisticated and innovative device.
Benefits:
a) can read even damaged small barcodes;
b) suitable for any format;
c) reads data from long distances;
d) very fast;
e) can work on an inclined plane;
f) mounts on stand

Disadvantages of the barcode scanner:
1) Not resistant to shock and vibration;
2) Doesn't recognize too smooth and shiny surfaces;
3) Prices high.

3. Photoscanners barcodes are the latest developments. The device works by reading the data from the picture. The action is very fast for a few seconds. It interacts with all types of data encoding. Reads data from a distance instead of close range. You can also read codes from various gadgets even in a tilted position. It has a robust frame. The only negative factors of this device can be distinguished by its high price.
4. Based on the authorization method
- Wireless - through different kinds of cords;
- Wireless or radio bar scanner. Connection is via Internet, Wi-Fi, Bluetooth

5. Based on barcode type
- Linear - has only one beam Linear - has only one beam It is used in small shops
- Two-dimensional - equipped with many infrared beams.

Selecting a certain barcode scanner depends a lot on the purpose for which it will be used. If we consider a supermarket that sells cigarettes and alcoholic beverages, in this case it is better to use the photo scanner. Shops with high sales turnover and customers should not save on such equipment. A quality device in the future will facilitate and accelerate the work of staff.


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