Barcode scanners

Today there is no way to do without barcodes. They are just strips with various information on them. Detect such information with special equipment - a scanner. They are in almost all commercial facilities. With the help of barcodes you can find necessary information much faster. If you search the data manually it will take much longer. It is also possible to make mistakes.
Working principle
First select the desired item. After that, scan the position for a couple of seconds.

The system will provide the following indicators:
- Product name;
- Price;
- Possible discount offers.

After that the data processing will be done. Then the information is transmitted to the cash register or terminal.
Views of barcode scanners
1. By the type of service:
- The manual barcode scanner is the most popular device of all other types. A USB cable is required for its operation. 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 - is a stationary mechanism. You need to hold it against the goods in order to operate it. This machine has a high productivity. All due to the fact that it works very quickly. It is often installed in large stores with a large number of goods https://teklynx.com
- Built-in bar code scanner is used in the cashier's shops. No wires are needed for its operation. This scanner is very convenient, does not take a lot of space and has high productivity.
2. Based on the scanning method
- The LED barcode scanner scans the code by the red beam Data is read when it hits the light beam, then sent to the terminal The only negative of this scanner is that the code will not be read if more than 10cm away from the scanner itself. 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.

- Laser - the essence of work is the same. The only thing - their light beam is complemented by laser. It's a more sophisticated and innovative device.
Benefits:
a) can read even damaged small barcodes;
b) suitable for any format;
c) large distance of use;
d) high speed;
e) does not crash when tilted;
f) mounts on stand

Disadvantages of the barcode scanner:
1) Not resistant to shock and vibration;
2) Doesn't scan shimmering objects with glitter;
3) High cost.

3. Photoscanners - new-type equipment. 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. The design is sturdy, shockproof. There are no disadvantages, only a high price in the market.
4. Based on the authorization method
- Wireless - connection by cable: standard USB or other types;
- Wireless or radio bar scanner. Connection is via Internet, Wi-Fi, Bluetooth

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

Selecting a certain barcode scanner depends a lot on the purpose for which it will be used. For example, for trade with excise stamps (alcohol and tobacco products), the model of apparatus with photo system is suitable. Saving money on professional barcode readers for chain supermarkets and big stores is a big mistake. While such equipment greatly speeds up and optimizes the work of the company as a whole.

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