• The Story
  • The Blog
  • Contact Me

jimraffel.com


  • Facebook
  • Instagram
  • LinkedIn
  • Twitter

Story Teller | CEO | Traveler

You are here: Home / Archives for ink

#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

#26: Density is king

February 28, 2006 By Jim Raffel Leave a Comment

Part 4: TVI is not measured it is calculated from density which is king. All the other values our modern densitometers display are simply calculated values from the densities the instrument measures. In short, all a densitometer does is transmit a predetermined amount of light and then measure how … [Read more...]

Filed Under: density, TVI (Dot Gain) Tagged With: calculate value, cyan, densitometer, density, ink, inkjet printer, magenta, measuring, notebook, printing press, tvi

#16 Matamerism & Color Management

October 26, 2005 By Jim Raffel 2 Comments

This post has be revised and reposted at ColorMetrix[dot]com as Color Conversations: Metamerism & Color Management. There was a good comment in response to “Golden Nugget #15 Which Instrument Should I Use?” Adam made the following comment: “This is because some spectrophotometers are built … [Read more...]

Filed Under: color, matamerism, RHEM indicator Tagged With: color, color management, colors, ink, light source, magenta, metamerism, nanometer, optics, spectral response, spectrophotometry, vision, work flow

Golden Nugget #5 Density & TVI or L*a*b?

July 13, 2005 By Jim Raffel 2 Comments

This post now appears as Color Conversations: Density & TVI or L*a*b? on Color Conversations the blog of ColorMetrix Technologies, LLC. *** Introduction *** Next, I want to let you all know that since the inception of the golden nuggets idea both of the Mikes at ColorMetrix (Michael … [Read more...]

Filed Under: density, L*a*b*, TVI (Dot Gain) Tagged With: cmyk color model, color space, density, dot gain, golden nugget, ink, inkjet printer, inkjet proofing, printer, Printing, proofing, tvi

Get 30 years of business experience delivered to your inbox

Email Newsletter Signup

Each blog post will be delivered directly to your inbox, as well as unique content only for newsletter subscribers.

  • This field is for validation purposes and should be left unchanged.

About Me

Story Teller | CEO | Traveler
Click here to learn more

Search My Site

Copyright © 2025 James J. Raffel · jimraffel.com runs on the Genesis Framework