Forum Farge 2013 Onsdag 10. april 2013, Kunsthøgskolen i Oslo Kan man styre fargene? Peter Nussbaum NEI! 1
men vi kan prøve å kontrolle fargeføring til en hvis grad. Stop cmy cy cm my Paper 100 10 90 20 80 30 70 40 60 50 50 60 40 70 30 80 20 90 10 100 100 10 90 20 80 30 70 40 60 50 50 60 40 70 30 80 20 90 10 100 Start Factors affecting the appearance of print Digital Input to Print Print to Appearance Digital Input Data format Colour space Resolution Compression Printer driver Calibration Colour management RIP/CTP Printing System Printing technology Characterization Primary ink colours Dot gain Dot shape Grey balance Register Substrates Print Uniformity Repeatability Temporal stability Colour measurement Surface Postpress From digital input to print appearance Viewing Stimulus and viewing conditions (e.g. size, distance, geometry, flare background, surround) Illumination Light source White point Intensity Peter Nussbaum, 2011 2
Klassisk Fargestyring Scanner Display RGB Digital Printer Camera RGB EDUCATION RGB PCS CMYK CMYK Offset press Peter Nussbaum, 2011 Hvorfor trengs standarder? Why are standards necessary? 24/04/2008 Siemens AG 2008 Sonja Lange, A&D GC Production 3
Hvorfor trengs standarder? Why are standards necessary? 24/04/2008 Siemens AG 2008 Sonja Lange, A&D GC Production Figur fra kraushaar@fogra.org, 2010 Stop cmy cy cm my Paper 100 10 90 20 80 30 70 40 60 50 50 60 40 70 30 80 20 90 10 100 100 10 90 20 80 30 70 40 60 50 50 60 40 70 30 80 20 90 10 100 Start Farge prosesskontroll ISO 12647-x og sine «venner» Parameter og målemetoder Del 1 Del 2 Del 3 Del 4-6 Del 7 Del 8 ISO 15311 Arkoffset&heatset Avisoffset Magasindybtrykk, Serigrafi, Flexo Digital prøvetrykk Trykkvalidering Digitaltrykk Prosessforbindelser med relaterte standarder ISO 15930 Datautveksling ISO 15076 Fargestyring ISO 12646 Soft proof ISO 13655 Fargemåling ISO 2846-2 Trykkfarger ISO 3664 Betraktningssvilkår Flere (Ferdiggjøring kommer) 4
Fargestyringsprosjekter Grafisk industri Colour management Nussbaum and Hardeberg, Print Quality Evaluation and Applied Colour Management in Coldset Offset Newspaper Print. CR&A, 2012. Print quality evaluation Nussbaum, Hardeberg, Skarsbø. Print quality evaluation for governmental purchase decisions. Advances in Printing Science and Technology, 2006. Colour measurement Nussbaum, Hardeberg, Albregtsen, Regression based characterization of Color Measurement instruments in printing applications, Electronic Imaging, SPIE Proceedings, 7866, 2011. PSO colour certification Certifying the Norwegian printing industry according to the UGRA system of PSO Certification. Stop cmy cy cm my Paper 100 10 90 20 80 30 70 40 60 50 50 60 40 70 30 80 20 90 10 100 100 10 90 20 80 30 70 40 60 50 50 60 40 70 30 80 20 90 10 100 Start Student Fargestyringsprosjekter Grafisk industri Print Production Recommendations for Suunto Oppdragsgiver: Suunto in Vantaa, Finland. Kvalitetsheving basert på markedsundersøkelser - Markedsføringstiltak og implementering av PSO Oppdragsgiver: Valdres Trykk AS på Fagernes!! Kompetansekartlegging innen produksjonsavdelinger i trykkerier Oppdragsgiver: NHO Grafisk og Grafisk Utdanningsfond Standardisering av fargestyring i grafisk produksjon Oppdragsgiver: NHO Grafisk Webicc, Norges rulleoffset produksjon Oppdragsgiver: Rotasjon.no Evaluering av prøvetrykksystemer Oppdragsgiver: The Norwegian Color Research Laboratory NADA Norges avistrykkstandard) Oppdragsgiver: Mediebedrifter Landsforening Analyse der Proof- und Druckqualität von drei norwegischen Bogenoffsetdruckereien nach ISO12647-2 und ISO12647-7 Oppdragsgiver: Hjemmet Mortensen forlag 5
Fargestyringskompetanse i BSc media design, media produksjon, media management IMT1301 Digital Image Reproduction and Colour Management IMT2411 Colour Management IMT1421 Ledelse og Innovation i mediebedrifter CIMET MSc programme: Color in Informatics and Media Technology Collaborative effort supported by the EU Bringing together the best European forces to attract the best brains to Europe University of Saint-Etienne (France, coordinator), the University of Granada (Spain), the University of Joensuu (Finland), and Gjøvik University College (Norway) Prestigeous for institutions and students Sample of courses Color Science, Image Processing, Algorithms, Data analysis, Optics and photonics, Advanced colorimetry, Video processing, Compression, Pattern Recognition, Spectral Imaging, http://www.master-erasmusmundus-color.eu/ 6
MSc Applied computer science Master programme (120 ECTS) Two tracks: Web/Mobile/Games Media Computing Colour imaging Audio and video signal processing Courses: Cross-color media reproduction Image processing Color imaging Image quality Takk The ultimate test of any colour reproduction is the opinion of the person who views it. But opinions differ... R. W. G. Hunt. In: The reproduction of color, 2004 peter.nussbaum@hig.no 7