31
3.2.4
Correction factor
The RD-80SA can apply correction factor to measured data and compensate for error. There are
two way to enter correction factor as follows;
1
When correction factors KX
、
KY
、
KZ are found beforehand, Enter them via panel switch by
manually.
2
When reference luminance value and chromaticity value are found, enter them via panel
switch and measures the object. The RD-80SA calculate correction factor KX, KY, KZ from
reference data and measured value.
Correction factor are calculated by using following formula;
X ’
=
X × KX
Y ’
=
Y × KY
Z ’
=
Z × KZ
X’ / Y’ / Z’
:
Tristimulus values applied correction factor to
X
’
/ Y
/ Z
:
Measured data of object in Tristimulus values
KX / KY / KZ
:
Correction factors in Tristimulus values
Select following screen in function mode
☞
「
3.1.2 Setting Menu / Confirm setting data
」
* FACTOR NUMBER *
SET FACTOR OFF
Содержание RD-80SA
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