which color blocks UV light better?

the trick is to get past "common" sense and realize that I am not talking about visible light; I'm talking about Ultraviolet light.
HP has made a big deal about print profiling for one of their new large format printers that is an optimized workflow for creating digital negatives for alternative photographic processes.

http://www.dpug.org/forums/f8/new-video-regarding-hp-design-jet-digital-negatives-2039/index2.html



Yet the priniciple, and much of the process has been around for a while, buried in alt photography forums and websites; a couple of which are laid out well enough to be immediately useful.

http://www.inkjetnegative.com/images/RNP/rnp.htm


I've already agonized over adjustment curves (for compensation and preview), and believe that experimenting with color is the next logical step towards creating a more manageable and predictable workflow for myself.




http://artandwater.blogspot.com/2010/12/on-top-of-white-whale.html


http://artandwater.blogspot.com/2010/11/campfire-old-and-new.html


http://artandwater.blogspot.com/2010/10/keep-on-paddling.html