X-Rite 500 Series, Operator'S Manual

Page: 69 / 124

I N S T R U M E N T F U N C T I O N S
5-15
Viewing L*a*b* Data in the Graph Mode
The 528 and 530 instruments can display a graph when
L*a*b* is selected as the Color Space option. Graphical data
is viewable as actual or difference. Measurements can be
taken in the graph mode.
To access the graph mode:
1.
If not selected, press the Tab Up key
$
or Tab Down
key
@
to highlight
Sample
. Press the Enter key
#
to
access the graph mode.
NOTE: The graph mode only appears when L*a*b* is selected as the
Color Space.
2.
The display screen appears as an L*a*b* graph. Sample
values for individual L*a*b* attributes are viewable by
pressing the Tab Up key
$
or Tab Down key
@
.
This
alternates the display between L* value and a*b* values.
3.
Press the Enter key
#
or Escape key
!
to return the
display to the normal Color screen.
C O L O R — R E F 0 1 O p t i o n s
S a m p l e
R e f e r e
Δ Eab 1.52
Δ L* —0.51
Δ
a* —0.45
Δ b* 1.36
<
C o m p l e t e d
>
D 5 0 / 2
Δ
L a b G r a p h
L – — + b
Δ
– 0 . 5 1
0 – – – a
Sample L*
attribute value
Reference L*
plot point
Reference a*b*
plot point
Sample a*b*
plot point
Δ
L a b G r a p h
L – — + b
Δ
a * – 0 . 4 5
Δ
b * 1 . 3 6
0 – – – a
Sample a* & b*
attribute values
Sample L*
plot point
Reference
L* plot point