Specifications

Submitted to Studies in Conservation, March 2006
19
Table 4. Spectral performance for the two RIT systems and a best-case computation where the same target was used
for both calibration and verification.
Matched Calibration
and Verification
ColorChecker DC and
Blues Calibration
ColorChecker DC and
Blues Calibration
Best Case
MCSL-Sinar
Quantix-LCTF
MCSL-Sinar
Metameric
Index
(D65A)
(∆E
00
)
Spectral
RMS
(%)
Metameric
Index
(D65A)
(∆E
00
)
Spectral
RMS
(%)
Metameric
Index
(D65A)
(∆E
00
)
Spectral
RMS
(%)
ColorChecker DC
Average
0.4
1.3
0.3
1.2
0.4
1.4
Maximum
3.8
3.9
3.0
9.4
3.1
3.8
Std. Dev.
0.4
0.6
0.4
0.8
0.5
0.7
90Prctile
0.9
2.2
0.9
1.9
0.8
2.2
ColorChecker
Average
0.4
1.3
0.2
1.5
0.6
2.2
Maximum
1.6
2.9
0.7
3.6
1.6
4.1
Std. Dev.
0.4
0.6
0.2
0.7
0.5
0.9
90Prctile
0.8
2.1
0.5
2.6
1.4
3.4
Blue Pigments
Average
0.2
1.0
0.3
1.4
0.3
1.8
Maximum
0.7
2.2
1.2
3.1
1.0
3.4
Std. Dev.
0.2
0.5
0.3
0.6
0.3
0.7
90Prctile
0.5
1.7
0.8
2.2
0.8
2.8
Gamblin Pigments
Average
0.3
1.7
0.3
2.0
0.3
2.4
Maximum
1.4
3.5
1.1
5.3
1.4
5.5
Std. Dev.
0.3
0.8
0.3
1.0
0.3
1.3
90Prctile
0.5
2.8
0.8
3.3
0.6
4.2