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The individual shredder that was used to destroy a given document may sometimes be of forensic interest. Shredders display certain device-specific characteristics, "fingerprints", like the exact spacing of the blades, the degree and pattern of their wear. By closely examining the shredded material, the minute variations of size of the paper ...
A push broom scanner, also known as an along-track scanner, is a device for obtaining images with spectroscopic sensors. The scanners are regularly used for passive remote sensing from space, and in spectral analysis on production lines, for example with near-infrared spectroscopy used to identify contaminated food and feed. [ 1 ]
Alexander Murray and Richard Morse invented and patented the first analog color scanner at Eastman Kodak in 1937. Intended for color separation at printing presses, their machine was an analog drum scanner that imaged a color transparency mounted in the drum, with a light source placed underneath the film, and three photocells with red, green, and blue color filters reading each spot on the ...
3. Click on Scan Your PC. 4. Click on the type of scan that you want to perform. 5. The Scan Window will appear on your screen. 6. Wait for the scan to complete and review the results. Note: If you select the 'Run a custom scan' option the Custom Scan window will appear on your screen. Here you can manually select which locations McAfee should ...