Digital Scanning is the digitizing of an image. There are several different types of digial scanners. These include black and white flatbed scanners, color flatbed scanners, transparency scanners, professional flatbed scanners, drum scanners, digital cameras, digital video cameras, and hand-held scanners. This tutorial will focus on image scanning. Digital Input Current digital input techniques allow images to be manipulated and retouched on a computer, with precise control and great flexibility.
Final results are easily copied, any number of times, without loss of quality.
The main disadvantage of digital images is that their quality is generally matched to the intended output size and printing process. Unforseen changes in application may require new digital input from the original source. Digital Output Digital output refers to the method with which a digital image will be reproduced. The most common forms of digital output are a computer-driven projection systems, a color monitors, film recorders and laser printers. These are the most popular types of digital scanners in use today.