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[css-color-5] Added references to FOGRA39, 51 and 55
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css-color-5/Overview.bs

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@@ -38,6 +38,31 @@ spec:css-color-adjust-1; type:value; text:light
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spec:css-color-adjust-1; type:value; text:dark
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spec:css-color-4; type:value; text:rec2020
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</pre>
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<pre class=biblio>
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{
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"FOGRA39": {
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"title": "ISO 12647-2:2004 / Amd 1, Offset commercial and specialty printing according to ISO 12647-2, paper type 1 or 2 (gloss or matte coated offset, 115 g/m²), screen frequency 60/cm ",
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"publisher": "Forschungsgesellschaft Druck e.V. Graphic Technology Research Association",
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"date": "2006",
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"href": "https://www.color.org/chardata/FOGRA39.xalter"
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},
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"FOGRA51": {
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"title": "ISO 12647-2:2013, Process control for the production of half-tone colour separations, proof and production printsPart 2: Offset lithographic processes, PS 1, premium coated, 115 g/m², moderate substrate fluorescence",
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"publisher": "Forschungsgesellschaft Druck e.V. Graphic Technology Research Association",
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"date": "2015",
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"href": "https://www.color.org/chardata/fogra51.xalter"
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},
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"FOGRA55": {
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"title": "CMYKOGV-based gamut exchange space",
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"publisher": "Forschungsgesellschaft Druck e.V. Graphic Technology Research Association",
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"date": "2021",
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"href": "https://fogra.org/en/research/prepress-technology/multiprimary-printing-13003"
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}
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}
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</pre>
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<link rel="stylesheet" href="style.css" />
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<style>
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table.deltaE td {border: 4px solid white; padding: 6px; font-size: 1.4em; color: black;}
@@ -2062,7 +2087,7 @@ or any other color or monochrome output device which has been characterized.
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For example, using offset printing to ISO 12647-2:2004 / Amd 1:2007
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using the FOGRA39 characterization data
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on 115gsm coated paper
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with an ink limit of 300% Total Area Coverage.
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with an ink limit of 300% Total Area Coverage [[FOGRA39]].
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<!--
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$ xicclu -ir Coated_Fogra39L_VIGC_300.icc
@@ -2113,7 +2138,7 @@ or any other color or monochrome output device which has been characterized.
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Averaged measured Lab values are available for each patch.
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The rectangles show the Lab values, converted to sRGB.
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The circles, which are barely visible, show the Lab values,
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passed through a FOGRA51 ICC profile to convert them to CMYK.
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passed through a FOGRA51 [[FOGRA51]] ICC profile to convert them to CMYK.
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The CMYK values are then passed through the same ICC profile in reverse,
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to yield new Lab values. These are then converted to sRGB for display.</p>
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<p>The one patch with a more visible circle (third row, first patch)
@@ -2287,13 +2312,13 @@ or any other color or monochrome output device which has been characterized.
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Colors are not restricted to four inks (CMYK). For example, wide-gamut 7 Color ink sets can be used.
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<div class="example" id="ex-fogra55beta-7color">This example uses the beta FOGRA55 dataset for KCMYOGV seven-color printing.
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<div class="example" id="ex-fogra55beta-7color">This example uses the beta FOGRA55 dataset [[FOGRA55]] for CMYKOGV seven-color printing.
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Four of the inks - black, cyan, magenta, and yellow - are the same as,
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and give the same results as, the FOGRA51 set.
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The other three inks are:
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<ul><li>Pantone Orange 021C</li>
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<li>Pantone Green C</li>
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<li>Pantone Violet C</li>
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<ul><li>Orange: CIELAB 65 58 88</li>
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<li>Green: CIELAB 60 -75 0 </li>
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<li>CIELAB 22 47 -56</li>
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</ul>
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The measurement condition is M1,

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