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Old 08-28-2010, 02:23 PM   #4
jswinden
Astrophotographer
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Location: Everman, Texas
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I'm not sure where tomsem got his assumptions, but the contrast settings do help out with scanned black and white documents that were converted to PDFs.

Here is a complete set of five screenshots showing a scanned image PDF as viewed in all five contrast settings: Lightest, Lighter, Default, Darker, Darkest.

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Name:	2-pdf-lighter-contrast.gif
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Name:	3-pdf-default-contrast.gif
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Name:	4-pdf-darker-contrast.gif
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Name:	5-pdf-darkest-contrast.gif
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ID:	57284  
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