Media Wedge - Techkon SpectroDens Manual

Media Wedge

The Ugra/Fogra Media Wedge CMYK is a control element for checking the color
consistency of digital proof systems issued by the printing institute Fogra. This practi-
cal function is for measuring and analyzing the patches of this control element.
Manual TECHKON SpectroDens Chapter 2 – Measurement functions
First, a color book has to be selected which
contains the Fogra reference data. If not
found in the device memory, the color book
which is valid for the paper class to be mea-
sured, can be uploaded from the Windows
software SpectroDens Connect.
Additional settings have to be made in the
Media Wedge Setup window:
The settings for ∆E*-tolerances are according
to Fogra specifications.
By activating Automatic Measurement
the device will make consecutive measure-
ments automatically with measurement
interval to be set. Starting and stopping a
measurement series is done by pressing the
green measurement button.
The reading of the media wedge is from left
to right and from first to second row. The
measurement begins with patch A1, then
1 2 3 4 5
A
B
red Escape button and re-measuring. After
all measurements have been performed, the
total result will be displayed.
SpectroDens recognizes the version 2 as well
as the version 3 of the media wedge by the
different number of reference values.
In connection with the Windows software
SpectroDens Connect there is a plug-in
module available which allows analyzing the
measured data in detail and gives the possi-
bility to print a report (see chapter 3.10).
A2, etc. Wrong
...
measurements
can be corrected
by pressing the
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