RE: Apple ADC24 uniformity test
RE: Apple ADC24 uniformity test
- Subject: RE: Apple ADC24 uniformity test
- From: Roger <email@hidden>
- Date: Mon, 07 Dec 2009 22:35:01 -0500
Here are some results that may not be as thorough as Peter's but speak for
themselves, nevertheless.
First, Viewing Conditions Report
TEST (ISO 3664): "Color monitors"
BabelColor CT&A Version: 2.8.6 b201a
Date: 2009-12-03
Time: 10:39:13
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _
LUMINANCE
Goal: "75 cd/m2 +"
Preferred goal: "Should be 100 cd/m2 +"
Position Lum.(cd/m2) P/F
Center 162 P
Upper-Left 151 P
Upper-Middle 156 P
Upper-Right 148 P
Middle-Left 157 P
Middle-Right 152 P
Lower-Left 166 P
Lower-Middle 169 P
Lower-Right 171 P
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _
CHROMATICITY AND COLOR TEMPERATURE (CCT)
Note: "Chromaticity in CIE 1976 UCS units"
Note: "10 degrees Observer (CIE 1964)"
ISO 3664 Goal: "D65 (6504 K)"
User-selected White Point: "D50 (NOT as per ISO 3664)"
Chromaticity tolerance (u'v'): "0.0250 radius"
White Point reference (u'): 0,2101
White Point reference (v'): 0,4889
Position CCT_(K) u' v' u'_off
v'_off u'v'_radius P/F
Center 4935 0,2129 0,4874 0,0028
-0,0015 0,0032 P
Upper-Left 4963 0,2131 0,4862 0,0029
-0,0027 0,0039 P
Upper-Middl 4888 0,2144 0,4864 0,0043
-0,0025 0,0049 P
Upper-Right 4862 0,2150 0,4862 0,0048
-0,0026 0,0055 P
Middle-Left 4963 0,2126 0,4870 0,0024
-0,0019 0,0031 P
Middle-Righ 4902 0,2142 0,4862 0,0040
-0,0026 0,0048 P
Lower-Left 5020 0,2113 0,4872 0,0012
-0,0016 0,0020 P
Lower-Middl 5012 0,2116 0,4870 0,0015
-0,0019 0,0024 P
Lower-Right 5044 0,2117 0,4859 0,0015
-0,0030 0,0033 P
_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _
BRIGHTNESS UNIFORMITY
Note: "Determined relative to the center position as per ISO 12646"
Goal: "The luminance shall not be less than 90% of the luminance in the
center for the eight positions surrounding the center"
Preferred goal: "The luminance should not be less than 95% of the
luminance in the center for the eight positions surrounding the center"
Position Relative brightness
Center 100%
Upper-Left 93%
Upper-Middle 96%
Upper-Right 91%
Middle-Left 96%
Middle-Right 93%
Lower-Left 102%
Lower-Middle 104%
Lower-Right 105%
P/F: P
Second, comparison with SWOP2006_C3, for monitor certification:
PatchTool IT8.7/4 Monitor Proofing Certification Report
Date: "2009-12-03"
Time: "16:16:07"
Version: "2.7.0 b173"
REFERENCE
Name: "SWOP2006_Coated3.txt"
Data_type: "XYZ"
Illuminant_used_to_compute_the_Absolute _Colorimetric_XYZ_data:
"D50"
Observer: "2 degree (fixed)"
SOURCE_profile: "L*a*b* D50 / PCS"
DESTINATION_profile: "ACD24"
Rendering_intent: "Absolute Colorimetric"
Black_Point_Compensation: "NO"
SAMPLE
Name: "Display measurements"
Data_type: "spectrum"
Instrumentation: "Eye-One Pro"
Instrument_SN: "600794"
CERTIFICATION-SETTINGS
Certification_type: "Monitor"
Chart_type: "IT8.7/4"
Delta-E*_formula: "CIELAB"
Illuminant: "D50"
Observer: "2 degree"
L*C*H*_weighted: "NO"
CERTIFICATION-RESULTS
CRITERIA PATCH MEAS. P/F REQUIREMENT
Luminance WP 158,4 Pass 160 cd/m2 plus or minus 10 cd/m2
Average_error ALL 1,44 Pass Average Delta-E* smaller or equal
to: 2,00
95th_perc. ALL 3,18 Pass 95th perc. Delta-E* smaller or equal
to: 6,00
Solid_Cyan 1287 3,38 Pass Delta-E* smaller or equal to: 7,00
Solid_Magenta 1307 1,10 Pass Delta-E* smaller or equal to: 7,00
Solid_Yellow 1327 1,52 Pass Delta-E* smaller or equal to: 7,00
Solid_Black 1347 1,07 Note Delta-E* smaller or equal to: 7,00
Overprint_Red 657 0,97 Pass Delta-E* smaller or equal to: 7,00
Overprint_Green 721 1,51 Pass Delta-E* smaller or equal to: 7,00
Overprint_Blue 81 0,90 Pass Delta-E* smaller or equal to: 7,00
50/40/40_L* 1611 0,73 Pass Absolute Delta-L* smaller or equal
to: 2,00
50/40/40_a* 1611 0,56 Pass Absolute Delta-a* smaller or equal
to: 1,00
50/40/40_b* 1611 -0,05 Pass Absolute Delta-b* smaller or equal
to: 2,00
Paper_White_L* 1367 0,74 Pass Absolute Delta-L* smaller or equal
to: 2,00
Paper_White_a* 1367 0,75 Pass Absolute Delta-a* smaller or equal
to: 1,00
Paper_White_b* 1367 0,46 Pass Absolute Delta-b* smaller or equal
to: 2,00
Certification: PASS
/ Roger
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