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You are here: Home / Archives for delta E

#69 IDEAlliance Proofing Summit in Review

March 18, 2008 By Jim Raffel Leave a Comment

Recently I attended the IDEAlliance Proofing Summit held in conjunction with the Publishing Business Conference and Expo at the Marriott Marquis in New York City. During the one day summit I managed to take three pages of notes focused on the meeting’s key topic of Virtual Proofing to the … [Read more...]

Filed Under: blogging, calibration, color, conferences, delta E, GRACoL, guidelines, ISO

#67 Metamerism: Hard copy vs Monitor

January 16, 2008 By Jim Raffel 8 Comments

The most visited post on JimRaffel.com in 2007 is #16 written October 2005 and addressing metamerism. Because of the popularity of this post I have decided to revisit the topic. I will start with some basic terminology and definitions. Then, I am going to present a real world example we are … [Read more...]

Filed Under: calibration, color, delta E, GATF, illuminants, matamerism, measurement, monitors, RHEM indicator, viewing conditions

#54: Some Thoughts and Comments about Soft Proofing

May 1, 2007 By Jim Raffel Leave a Comment

In #53 I listed a bunch of color resources I had found on the web. I was looking because we are putting the finishing touches on the first beta release of our ProofPass.com soft proofing verification module. For me this project has turned out to be about the journey not the destination. Of course … [Read more...]

Filed Under: blogging, calibration, color, delta E, education, illuminants, measurement, monitors

#48: Make Proofs That Match Your Press

February 16, 2007 By Jim Raffel 1 Comment

Since #45 in December we have been discussing resolutions to improve the quality of your proofs. In order to gain the full benefit of this installment one should have read and implemented the suggestions in #46 & #47. Proceeding forward it does not matter if you are utilizing a methodology like … [Read more...]

Filed Under: color, color bars, delta E, GRACoL, L*a*b*, L*C*h*, measurement, process capability, proofing, TVI (Dot Gain) Tagged With: color management, colors, ink, inkjet printer, match, methodology, offset press, press, Printing, process controls, proofing, proofs

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