In today's video we are going to see different Types of Scanner available nowadays and understand about them individually.
Following are the list of Types of Scanners available in today's market : • Flatbed Scanner • Sheet Fed Scanner • Drum Scanner • Slide Scanner • Handheld Scanner
- Flatbed Scanner : • Flatbed Scanner is also known as Desktop Scanner. • Similar to Xerox machine. • The image or document must be placed face down on the glass plate of the scanner.
- Sheet Fed Scanner : • This Scanner is used for scanning sheet of papers. • Sheet Fed scanner is versatile in scanning. • It can not scan bound documents. • We can not scan books. • Document should be fed into the scanner.
- Drum Scanner : • Drum Scanner are used for High quality application. • Drum scanner use a Photomultiplier Tube. • Photomultiplier tube is a vacuum tube that converts light into electrical energy.
- Slide Scanner : • Illuminates the slide and projects the image onto a digital scanning element which converts the image to a digital photographic format like .jpg or .gif.
- Handheld Scanner : • Difficult as this requires a steady head, to avoid uneven scanning rate that would produce distorted images. • They are mostly used in Malls and Supermarkets.
Now following is the list of Types of Scanner Connectors : • USB scanner connector • Fire wire scanner connector • SCSI scanner connector • Wire scanner connector • Network scanner connector
Following is a list of Brands which are the Manufacturer's of Scanners : • Epson • Canon • HP • ICONS • 3M Cogent
Ajit Kumar Bhagat
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