PR-655/670 User Manual
67
FIGURE 61 -
R
G
B
MEASUREMENT SCREEN
2.
The instrument will make continuous measurements until the
Abort
key is touched. Adjust the
primaries of the display until the vertical indicator bars for
R
,
G
and
B
are all at the center of the
respective colored bars and the % deviation (values to the right of the bars) reads 0.00.
Note that updated
Luminance, CCT
and
chromaticity
values are continuously displayed during the
calibration sequence.
3.
Touch
Abort
to
stop the measurement.
4.
Touch
Back
to exit this screen and return to the Measurement Setup Screen at the completion of the
calibration.
S
TANDARD
I
LLUMINANTS
A Standard Illuminant is a spectral file of a white or near white stimulus that is used for L*a*b*, L*v*v* and RGB.
These
illuminants were obtained from the CIE (Commission Internationale d’Eclairge) and included Illuminant A
(blackbody radiator at 2856 Kelvins), Illuminant B (Daylight simulator at 4850 Kelvins), Illuminant C (Daylight
Simulator at 6772 Kelvins), Illuminant D50 (Daylight Simulator at 5,000 Kelvins), Illuminant D55 (Daylight
Simulator at 5,500 Kelvins, Illuminant D65 (Daylight Simulator at 6,500 Kelvins), and Illuminant D75 (Daylight
Simulator at 7,500 Kelvins).
This feature is informational only. No illuminants can be added or deleted using this function.
1.
Touch
Menu
then
Setup
then
Standard Illuminants
. A screen similar to the following appears:
