Rather, a custom font it is created to match the visual appearance of the pixels. Each character on the page is compared and all matching characters are replaced with a an outline character:ĬlearScan does not replace the font with your system fonts. How does ClearScan work?ĬlearScan works by turning the images which represent text characters on the page into smoothed vector outlines. At 600 dpi, the ClearScan file was seven times smaller and looked better. Visual Results and Total File SizeĪt 300 dpi, ClearScan offered improved visual quality at about one-third the total file size. ![]() The test machine has an IBM standard 320GB laptop hard drive running at 7200 rpm. The W500 is a current model laptop which runs an Intel Core 2 Duo CPU at 2.8 GHz. In addition to Acrobat, I also had Excel running. The test machine ran Vista Enterprise in 32-bit mode and has 4GB of RAM. I ran OCR and compared file sizes on my ThinkPad W500.
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