thanks. I found that but it looks like it's really not something we can do anymore. The newer photocopiers and scanners, cameras, can pick it up. They mention replacing the blue channel with the red channel. I'm not sure how to do that. oh well..
On Sun, 08 Mar 2015 10:26:47 -0600, you wrote:
>Somewhere I saw a thin about how to make no copy blue in PS. But now I
>can't find it. Does anyone know the RGB values for it?
164, 221, 237
But _test_!
https://en.wikipedia.org/wiki/Non-photo_blue
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