Quote Originally Posted by properez5 View Post
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The following image shows an example of duotone photo editing. Basically two tones for a photo. In this case Peach and Purple.
You can even add more colors if you want. Doesn't have to be two colors.

The tool allows for some really creative edits. ...
While using the conotone option one cannot specially do more than two colors, in the below, I duplicated the image and removed the FX, then used the conotone option.

Click image for larger version. 

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Now if they would actually be true duotone images.