SpectroEye™64
2
2 • Use
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Normally the density standard used
in the USA is ANSI T while in
Europe it is DIN. As a guide line it
is advisable to select the settings
corresponding to the set of physical
filters available on the densitometer.
The tolerances set-up in this menu
must be considered only as a first
recommendation. It is advisable
to tune tolerance limits based
on customer needs and product
requirements.
- Density standard
If you wish to use the SpectroEye spectrophotometer
also as a densitometer, you must define which density
standard to operate with.
In this menu line select either:
DIN, DIN NB, ANSI A, ANSI T, SPI
Save your settings in Measurement conditions menu using
Accept data and proceed with:
• Pass/Fail tolerance
When you work with Series measurements or Jobs,
immediately after the reference and sample measurement,
you obtain an evaluation in terms of pass/fail.
The measured values are included in (Pass) or excluded from
(Fail) based on the tolerance values defined in this menu.
The tolerances are defined separately for densitometric and
spectral measurements as follows:
Starting from the Measurement set-up menu, select
Pass/Fail tolerance > Density
Enter the sequence of tolerances corresponding to the
maximum densities of the process colors. The tolerance
values indicate how much the solid density value of a
measured sample can shift from the solid density of the
reference.
Example:
The reference for cyan has been measured with a solid
density of 1.55. The tolerance value was set-up to +/- 0.10.
All the measured samples are within the density range
of 1.45 and 1.65 i.e. within the allowed tolerance. Therefore,
in the measurement window Pass will be displayed. If the
solid density is higher or lower than such limits, Fail will
be displayed.
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