| A LED Barcode Scanner works on a technology | | | | sensors of a LED scanner pick up the ambient |
| which is fairly different from that used in the laser | | | | light emerging out of the barcode label. |
| scanners. In LED scanners, a series of tiny light | | | | A LED scanner is sometimes also referred to as |
| sensors are arranged in a row. The light which is | | | | a CCD scanner. CCD is the abbreviation for |
| reflected from the barcode label is then trapped | | | | "charge-coupled device." CCD, in fact, is the |
| and measured by these sensors. | | | | characteristic of a LED scanner that help the |
| Though this technology is least popular but can be | | | | electrical charge to get converted into digital |
| used in a wide range of applications. A LED | | | | information. |
| Barcode Scanner is perhaps the most durable | | | | The functioning methodology of a LED scanner is |
| scanner which is due to the non-existence of | | | | quite similar to that of a camera based, or a 2D |
| moveable tiny machinery parts in it. The light | | | | imaging scanner. The major difference between |
| plays the major role in such types of scanners. A | | | | these two types of scanners is that a LED |
| LED Barcode Scanner is mostly found in | | | | scanner picks up an image of the barcode, while a |
| warehouses, industrial units, etc. where the | | | | camera based scanner takes a real |
| chances of accidental fall of the device are quite | | | | two-dimensional image of the barcode label. |
| high. The sturdiness of this type of scanner | | | | People use barcode scanners but often fail to |
| makes it perfect for such working environments. | | | | recognize the difference between a LED scanner |
| The functional technology is quite different | | | | and a CCD scanner. The swiping machines in |
| between an LED scanner and a laser scanner, but | | | | which people swipe their credit or debit cards |
| while reading the characters of a barcode label, | | | | contain a LED scanner that reads the magnetic |
| both are alike, as both are held static over the | | | | strips of the cards and transfers the information |
| barcode so that they recognize the code. | | | | encrypted in the card to the computer. A LED |
| A laser scanner needs to move back and forth | | | | scanner is also used in the attendance recording |
| across the barcode label so that the reflected light | | | | machines in offices and also used in the locks on |
| is trapped by the scanner, while a LED scanner | | | | hotel doors for security purposes. |
| needs not to be moved. The miniscule light | | | | |