Archive for 'Success'
The Color Bar – Part 4 of 4 – Color Bar Application
For process control, color bars should be included on every proof and press form of every job. If that is not possible because there is no room on the sheet (as often happens in newspaper work) then there are several options;1) Run color bars on occasi…
Posted: July 15th, 2010 under SID, Success, printing press, quality.
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The Color Bar – Part 3 of 4 – Color Bar Elements: Forensic Targets
Forensic targets on color bars are image elements that are typically not measured by the press operator unless there is a problem in aligning presswork to the proof. If that happens then these targets may provide useful information as to the cause of t…
Posted: July 13th, 2010 under SID, Success, printing press, quality.
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The Color Bar – Part 2 of 4 – Color Bar Elements: Solid Ink Targets
Solid ink densityA printing press is essentially a complex machine for laying down a specific film thickness of a specific color of ink onto a substrate. The ink is metered out in zones across the width of the press sheet according to how much ink cove…
Posted: July 8th, 2010 under SID, Success, printing press, quality.
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The Color Bar – Part 1 of 4 – Background
Color bars (a.k.a. color control bars, color control strips, or proofing bars) are essentially test targets that are used to measure print and/or proof attributes. Normally, but not always, it is printed in the trim area of the press sheet.Typical plac…
Posted: July 7th, 2010 under SID, Success, printing press, quality.
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