Barcodes are used in different industries. The width of the bars, the distances between them, character set, all are converted into electrical signal when barcode reader is moved on barcodes. These electrical signals represent some data that is of vital use in getting some information about the product. The barcodes can be divided into following categories.
Numeric only barcodes –These are the old types of barcodes often used in library or blood banks. The code 11 numeric barcode is used in labeling telecommunication equipments. EAN 8 is a compressed version of the EAN code which is used for small products. EAN 13 is a European retail code. Interleaved 2-5 codes are widely used in air cargo and related industries. Plessey is older code and is mostly used for retail shelf marketing. MSI is other variation of the Plessey code, which is used in the United States. Post net is used by postal services of the United States. UPC –E, this is compressed version of the UPC code for small products.
Then there are alpha numeric barcodes, which are knows as code 128, code 39, and 93. The code 128 has high density, reliability and is very capable code, used world wide. Code 39, is general purpose code, which is also used widely in the world. Code 93, compact code, is closely related to code 39. LOGMARS is a code used by United States government and is same as code 39. The next category is code is 2 dimensional codes. These codes are used when large data has to be encoded. Data matrix 2 dimensional code has fixed length and is used for small codes making. Barcode labels manufacturers in India 2 dimensional codes are also used by parcel service of the United States.
Industrial standards for barcodes and labels – some of codes from this category like bookland EAN are used for book markings internationally. OPC is optical industry barcode for making small products. QR is used for order and material confirmation.
The use of barcodes reduces the human errors. Just by scanning the barcode information is gained. The scanning takes places in seconds, where the errors chances are considerable low almost close to zero. The employees do not have to know the entire system of pricing of products or inventory. Barcode scanner dealer in Delhi. Just the use of scanner reader, they can know the information without must wasting of time. The use of barcodes is not expensive and they can be made with little amount even for special purposes. The amount of date, which a barcodes can collection, reduces the time in inventory tracking and shipments of products and equipments. A barcode can be attached with any surface to track the movement of the product. The customization of barcodes ensures that any information can be obtain by scanning them , like pricing , inventory or tracking of products , which helps in business by reducing the labor needed for managing the production level.
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