Recent content by raffelj

Don, Thanks very kind of you to share. The color/math geek in my is going to enjoy this very much.

Another fun color web-site I ran across and thought you guys might find interesting: Optical Illusions and Visual Phenomena

Walter, You might want to also take a look at our ProofPass Login solution.

Anton, I know my good friend Mark Geeves with a long track record in the graphic arts industry just started a new company called COLOR-LOGIC Special Effects for Print and one of his first products is a silver ink and the design software necessary to create metal effects. Hope this helps!

I just wanted to let readers know where they can find ColorMetrix and SpotOn! software mentioned by Michael The ColorMetrix products can be found at our web-site ColorMetrix – Color Verification and Process Control Software for Densitometers and Spectrophotometers and the products of SpotOn...

Re: Mathematical Evaluation of Color? Jon, To expand upon Gordon's comment: We have customers who do in fact measure the color bar and determine acceptability of print quality by the numbers. I agree there are situations where the color bar may not accurately represent the live work in the...

Re: Densitometer - reading proof color bars Almost three years ago I wrote about the Density/TVI & L*a*b* considerations when measuring proofs. My thoughts can be found at: http://jimraffel.com/2005/07/13/golden-nugget-5%e2%80%a6density-tvi-or-lab/ My general thoughts are that density and...

Re: New IDEAlliance ISO 12647-7 2007 Color Control Strip Hello Mike, Sorry for the misunderstanding, let me explain. Our database supports only spectral reflectance data - period. So, our customer gets to decide upon the appropriate angle observer pair. Our customers who want to use...

NOTE: This is a copy of a post made to another list 'printing across boarders [pab]' which I thought this group would be interested in and might be able to comment upon.... Hello and Happy Holidays Group; I have been following several of the lively discussions in this group with great...