Calibrating, Printing and Proofing by the G7™ Method
Calibrating, Printing and Proofing by the G7™ Method
Calibrating, Printing and Proofing by the G7™ Method
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<strong>Calibrating</strong>, <strong>Printing</strong> <strong>and</strong> <strong>Proofing</strong> <strong>by</strong> <strong>the</strong> G7 <strong>Method</strong> Version 6, August 2006<br />
4.5 Tools for graph paper method<br />
4.5.1 Graph paper<br />
Several sheets of <strong>the</strong> G7 K Curve Graph Paper <strong>and</strong> several sheets of <strong>the</strong> G7 CMY Curve Graph Paper<br />
(See Appendix B).<br />
4.5.3 Pocket calculator<br />
For calculating target gray values.<br />
4.5.4 H<strong>and</strong>-held spectro-densitometer<br />
For measuring <strong>the</strong> P2P target <strong>and</strong> GrayFinder target<br />
4.6 Tools for software method<br />
4.6.1 Curve calculating software<br />
IDEAlink Curve software - available at www.printtools.org<br />
4.6.2 Automated software for measuring <strong>the</strong> P2P target<br />
ONE OF:<br />
• GretagMacbeth MeasureTool - available at www.gretagmacbeth.com (free version has enough<br />
functionality for this purpose)<br />
• X-Rite ColorPort - available at www.x-rite.com<br />
4.6.2 Automated measuring device<br />
ONE OF:<br />
• GretagMacbeth Spectroscan, EyeOne Pro, EyeOne IO<br />
• X-Rite DTP-70<br />
4.7 Dot Meter (recommended)<br />
A video dot meter for measuring plates.<br />
4.8 H<strong>and</strong>-held spectro-densitometer<br />
A spectrophotometer or spectro-densitometer is needed to control device performance during<br />
production. If you are not familiar with CIELab, see Appendix F for a brief overview.<br />
4.9 D-50 viewing conditions<br />
A D50 light booth or light source conforming to ISO 3664.<br />
16 Copyright © International Digital Enterprise Alliance, Inc. [IDEAlliance] (2006). All Rights Reserved.
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