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The VueScan Bible by Sascha Steinhoff

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DNG vs. RAW-TIFF

In VueScan, the RAW file option lets you choose between TIFF and DNG formats. DNG files are the same as TIFF files, but they have a few extra TIFF tags. When introducing the raw scanning feature, this RAW-TIFF was the first file format supported. It still is fully functional, but there are some disadvantages in daily use. First of all, in the explorer view on your hard disk, it is impossible to tell what a standard-TIFF and what a RAW-TIFF is. This might lead to some confusion unless you use file names that give a clue—try beginning file names of RAW-TIFF files with “RAW”.

Viewing RAW-TIFF

Plus, if you display a RAW-TIFF via any picture viewer or Photoshop, it will look dull and much too dark. The reason for that is that raw files ...

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