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Expert knowledge colour
This Fogra library bundles colour knowledge on a wide range of topics. Please do not expect documents in the sense of ”official“ publications, but pure and straight-forward expert know-how: descriptions of technical basics as well as explanations of colourimetric correlations.
| Title | Description/abstract | Version | Date | File type | File size | Download |
|---|---|---|---|---|---|---|
| Extra 43 | Proofing of spot colours – wishful thinking meets reality | 2024 | 22.04.2024 | 1 MB | Download | |
| Extra 42 | Investigation of colour transformation for substrates with different amounts of optical brightening agents (OBA) | 2021 | 20.12.2023 | 1 MB | Download | |
| Extra 40 | New methodology for determining the chemical composition of individual layers in sandwiches of plastics | 2020 | 20.06.2023 | 2 MB | Download | |
| Extra 37 | Offset inks Revision of the ISO 2846-1 ink standard | 2017 | 20.06.2023 | 1 MB | Download | |
| Extra 36 | Update of ISO 12647-7:2016 | 2017 | 05.02.2021 | 1 MB | Download | |
| Extra 35 | Mass customization in the Printing Industry Learning from the Automobile Industry | 2017 | 26.06.2023 | 782 KB | Download | |
| Extra 34 | FograCert Certification for your offset process | 2016 | 26.06.2023 | 858 KB | Download | |
| EXtra 31 | Fogra Cert, Print Check Digital/LFP | 2014 | 05.02.2021 | 2 MB | Download | |
| Extra 30 | The main modifications of ISO 12647-2 | 2013 | 05.02.2021 | 2 MB | Download | |
| Extra 29 | Possibilities and limits of process control when using low-process plates | 2012 | 05.02.2021 | 800 KB | Download | |
| Extra 28 | Normlight according to ISO 3664:2009 | 2012 | 05.02.2021 | 277 KB | Download | |
| Extra 25 | Fogra PSD - ProzessStandard Digital | 2011 | 05.02.2021 | 452 KB | Download | |
| Extra 24 | hi-fi colourmatching with LED lighting? | 2015 | 05.02.2021 | 2 MB | Download | |
| Extra 23 | Process Standard Offset Print (PSO) for Digital Printing | 2013 | 05.02.2021 | 219 KB | Download | |
| Extra 22 | Basics of print data separation | 2013 | 05.02.2021 | 361 KB | Download | |
| Extra 19 | Guidelines for the acceptance test of printing machines using corrugated board | 2009 | 05.02.2021 | 737 KB | Download | |
| Extra 18 | Why the printing industry is not using D65 | 2009 | 05.02.2021 | 339 KB | Download | |
| Extra 16 | How about the colour reference in digital printing? | 2008 | 02.12.2020 | 323 KB | Download | |
| Extra 13 | CtP RIP tone value corrections foundation for PSO conformity | 2009 | 05.02.2021 | 404 KB | Download | |
| Extra 10 | Does your printer have the necessary tools to ensure optimal printing? | 2013 | 04.02.2021 | 2 MB | Download | |
| Extra 7 | How much resolution? | 2007 | 04.02.2021 | 704 KB | Download |
| Title | Description/abstract | Version | Date | File type | File size | Download |
|---|---|---|---|---|---|---|
| What is ΔCh? | Explaining ΔCh (chroma hue difference) | 2010 | 02.12.2020 | 175 KB | Download | |
| What are quantiles? | Explaining quantiles & percentiles | 2010 | 02.12.2020 | 178 KB | Download | |
| Conformance check with hand-held measuring devices | Usability of hand-held devices for ISO 3664 conformance checks | 2010 | 02.12.2020 | 31 KB | Download | |
| White or self-backing? | Explaining the difference between white, black and self-backing | 2010 | 02.12.2020 | 42 KB | Download | |
| What is colorimetrical tone value increase? | Explanations about colorimetrical tone value increase (“col. TVI”) | 2010 | 02.12.2020 | 236 KB | Download | |
| ISO 13655 - Investigations with black backing | Analysis to ISO 13655 conforming black backing | 2011 | 02.12.2020 | 265 KB | Download | |
| Device- or Simulation-Mode | Explaining the difference between “Device Mode” and “Simulation Mode” on digital printing machines | 2011 | 02.12.2020 | 32 KB | Download | |
| The measurement modes: M0, M1, M2 and M3 | 4 measurement modes defined in ISO13655 | 2012 | 02.12.2020 | 88 KB | Download | |
| DIN-NB, Status E, T or I? | Explanations about ISO-5 conforming density measurement | 2013 | 07.12.2020 | 27 KB | Download | |
| Conformance to ISO 3664 | Conformance measurements according to ISO 3664 | 2015 | 02.12.2020 | 43 KB | Download | |
| Production run fluctuations due to colour measurements | Taga Paper from 1994 by Friedrich KI. Dolezalek | 1994 | 05.02.2021 | 279 KB | Download | |
| A critical review on G7® methodology | In this review it will be shown that for some CMYK-based digital printing presses, focussing on electrophotography and inkjet, G7®-methodology isn’t holding up to the marketing promises. It results in more work and needs more patches than state of the art per channel based approaches | 21.10.2021 | 1 MB | Download | ||
| Evaluation of Graininess based on digital printing | Summary of evaluations aiming for the evaluation of the perception of graininess | 02.12.2021 | 444 KB | Download | ||
| Graininess Evaluation 2022 | Abridged evaluation of graininess experiment conducted at Fogra Colour Management Symposium 2022 | 19.04.2023 | 3 MB | Download |
| Title | Description/abstract | Version | Date | File type | Download |
|---|---|---|---|---|---|
| 3D-PointWork | Windows programm to evaluate the geoemetric differences between two 3D data modesl. Result from the research project 11.002. | 15.03.2021 | zip | Download | |
| RGB Checker Profile | ICC Monitor-Profile (RGB), that strongly changes colours to identify if a software is honoring tagged ICC profiles. | 22.07.2021 | icc | Download | |
| CMYK Checker Profile | ICC Printer-Profile (CMYK), that strongly alters colours to identify if a software is honoring attached ICC profiles. | 22.07.2021 | icc | Download |