Sheet-Fed Scanner- What Are They And How Do They Work?

A sheet-fed scanners typically include a base which allows the document that is to be scanned to be fed into the scanning position along a horizontal path or an inclined path. The scanner includes a housing, a sheet-feeder, a scanning module, a actuator and a calibration sheet. Although the sheet-fed scanners have the advantage of having a smaller size, the drawbacks will offset this advantage.

Scanner

Small Sheet-fed scanners are available for as little as $200. Sheet-fed scanners are ideal for the business cards, handwritten notes, letters, and Photographs. Sheet-fed scanner allows scanning, faxing, and copying. There are many ways in which the documents can be feed into the scanner, By resting the sheet-fed scanner on its sides of the main body you can feed the document from different positions: when resting on the base plate it allows a horizontal feed-in and feed-out of the document; when on the first inclined side the inclined is in such a way that it allows a top feed-in and bottom feed-out; and when resting on the second inclined side, that allows an inclined bottom feed-in and top feed-out. Most inexpensive sheet-fed scanners are designed for black-and-white work, although newer models can handle color. You can find sheet-fed scanners that plug into your computer’s port. Disadvantages of sheet-fed scanners are that they generally can’t produce the image quality that flatbeds. Mainly because they’re trying to hit a moving target: a sheet of paper traveling over rollers. Unfortunately, not every document will feed through a sheet-fed scanner, and each sheet has to be fed one at a time. Feeding page after page into sheet-fed scanners can become quite tedious.



Source by Jesse Miller

About the Author

admin

Leave a Reply

Your email address will not be published. Required fields are marked *