The Windows Phone Nodo Update may have created a image scaling bug with OneNote.
From WP Central:
From WP Central:
Images look clean and crisp when viewed from a computer but after being synced to OneNote, the note becomes distorted, washed out and pixelated.Nodo OneNote Bug?
It was first suspected that the problem could be an optimization issue to save network traffic but when the notes were emailed and opened via computer, they looked fine.