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by despeckle
2013-01-27T12:42:50-07:00
Forum: Users
Topic: Increase low-contrast pdf readability
Replies: 2
Views: 10973

Increase low-contrast pdf readability

How should I go about making a scanned pdf with light-grey background and darker grey letters more easily readable?
A page fragment for your reference: http://i.imgur.com/J5akirF.png
Already tried -contrast option and Fred's autolevel script, to no avail.