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The VueScan Bible by Sascha Steinhoff

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Descreening

The printing methods used for books, newspapers, and magazines must be cost efficient; this factor is more important than anything else. Since halftone printing is the most economical way to produce huge print runs at affordable costs, it is used for virtually every mass-printed item available on the market. If you want to scan an image from a book, newspaper, or magazine, you will for sure run into challenges due to its halftone printing, or better put, to its raster.

In halftone printing, every ...

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