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1、MindColorMindColorMindColorMindColorThe Best Solution ofThe Best Solution ofA Monitor CalibrationA Monitor Calibration( () ) 2007. SummerC CONTENTSONTENTSONTENTSONTENTS Back GroundBack Ground PreliminaryPreliminary BrightnessBrightness GammaGamma Difference of Nature and Monitor ColorDifference of N
2、ature and Monitor Color Color MatchingColor Matching Errors of monitorsErrors of monitors Gamma (Contrast)Gamma (Contrast) Color TemperatureColor Temperature MindColor Spec.MindColor Spec. MindColor DimensionsMindColor Dimensions Monitor Calibration Technology (patents)Monitor Calibration Technology
3、 (patents) PID controls Gamma Lookup TablePID controls Gamma Lookup Table Soft curve algorithmSoft curve algorithm ExperimentsExperiments ConclusionsConclusions CRTCRT LCDLCD LED, LED, OELDOELD Display Display . . FPDFPD , , , , , , DisplayerDisplayer , , . . , , , , . .B BRIGHTRIGHTRIGHTRIGHT ANDAN
4、DANDAND C COLOROLOROLOROLOR BrightBright RadiometryRadiometry Radial PowerRadial Power PhotometryPhotometry Human EyesHuman Eyes ContrastContrast Difference of white and blackDifference of white and black GammaGamma Continuous Contrast of Gray BrightnessContinuous Contrast of Gray Brightness255cd/m2
5、0.27cd/m2If you can not see any gray boundary, then you need to calibrate your monitorIf you can not see any gray boundary, then you need to calibrate your monitorIf you can not see any gray boundary, then you need to calibrate your monitorIf you can not see any gray boundary, then you need to calib
6、rate your monitor ColorColor Color in NatureColor in Nature We can not count primary colorWe can not count primary color Color in MonitorColor in Monitor We can count 3 primary colors (RGB)We can count 3 primary colors (RGB)B BRIGHTRIGHTRIGHTRIGHT ANDANDANDAND C COLOR (cont.)OLOR (cont.)OLOR (cont.)
7、OLOR (cont.)C COLOROLOROLOROLOR M MATCHINGATCHINGATCHINGATCHING S SYSTEMYSTEMYSTEMYSTEM Because we need a color matching Because we need a color matching SystemSystem CIE 1931 is Well-KnownCIE 1931 is Well-KnownCIE 1931CIE 1931E ERRORSRRORSRRORSRRORS OFOFOFOF M MONITORONITORONITORONITOR Gamma (Contr
8、ast) ErrorGamma (Contrast) Error Color Error (CCT)Color Error (CCT)Using MonitorUsing MonitorPCBANK 2010D CAPPCBANK 2010D CAPS-PVA PanelS-PVA Panel250 cd/m2 Max Brightness250 cd/m2 Max Brightness1000:1 Contrast Ratio1000:1 Contrast RatioMMINDINDINDINDC COLOROLOROLOROLOR S SPECPECPECPEC. . High Sensi
9、tivity 3 Sensors included (RGB)High Sensitivity 3 Sensors included (RGB) Those sensors are calibrated in factoryThose sensors are calibrated in factory Precision Gamma CalibrationPrecision Gamma Calibration Precision Color Calibration (CCT)Precision Color Calibration (CCT) Dual Monitor supportDual M
10、onitor support Hardware Pre-calibration supportHardware Pre-calibration support USB 2.0 Support (No Driver Required)USB 2.0 Support (No Driver Required) LCD Monitor onlyLCD Monitor only Flicking Back Light Support (ex, DELL 2407)Flicking Back Light Support (ex, DELL 2407) Low Price !Low Price !MMIND
11、INDINDINDC COLOROLOROLOROLOR D DEMENSIONSEMENSIONSEMENSIONSEMENSIONSSphere ShapeSphere ShapeDiameter 44mmDiameter 44mm2 Layered 2 PCBs2 Layered 2 PCBsUSB 2.0 SupportUSB 2.0 SupportMMONITORONITORONITORONITOR C CALIBRATIONALIBRATIONALIBRATIONALIBRATION PID controls Gamma LUTPID controls Gamma LUT : 10
12、-2007-0050437 : 10-2007-0050437Target xTarget x+ +- -+ + + +x controlx controlColorColorMeasurementMeasurementSatisfied ErrorSatisfied ErrorCompleteCompleteNoNoYesYesMeasured ErrorsMeasured Errors+ + + +y controly controlMonitorMonitorColorColorChangeChangeTarget yTarget y+ +- -xyLxyL to toRGBRGBTra
13、nsformTransformGammaGammaLUTLUTRefreshRefreshTargetTargetLuminanceLuminance+ + + +L controlL control+ +- -CalculateCalculateErrorErrorMMONITORONITORONITORONITOR C CALIBRATION (cont.)ALIBRATION (cont.)ALIBRATION (cont.)ALIBRATION (cont.) : 10-2007-0050437 : 10-2007-0050437 Soft Curve AlgorithmSoft Cu
14、rve Algorithm Cubic Bezier Curve using Bernstein EquationCubic Bezier Curve using Bernstein EquationMMONITORONITORONITORONITOR C CALIBRATION (cont.)ALIBRATION (cont.)ALIBRATION (cont.)ALIBRATION (cont.) : 10-2007-0062366 : 10-2007-0062366E EXPERIMENTSXPERIMENTSXPERIMENTSXPERIMENTSBefore CalibrationB
15、efore CalibrationMindColorMindColorProduct S.Product S.Using MonitorUsing MonitorT3 DigitalT3 Digital17 inch17 inchOriginal JPEG FileOriginal JPEG FileCapturingCapturingEOS 5DEOS 5DCarl Carl ZeissZeiss 85mm 85mmBefore CalibrationBefore CalibrationMindColorMindColorProduct S.Product S.Original JPEG F
16、ileOriginal JPEG FileUsing MonitorUsing MonitorT3 DigitalT3 Digital17 inch17 inchE EXPERIMENTS (cont.)XPERIMENTS (cont.)XPERIMENTS (cont.)XPERIMENTS (cont.)CapturingCapturingEOS 5DEOS 5DCarl Carl ZeissZeiss 85mm 85mmBeforeBeforeAfterAfterE EXPERIMENTS (cont.)XPERIMENTS (cont.)XPERIMENTS (cont.)XPERI
17、MENTS (cont.)C CONCLUSIONSONCLUSIONSONCLUSIONSONCLUSIONS Monitor Calibration is not Options on Hospital Monitor Monitor Calibration is not Options on Hospital Monitor (Classification a disease in a X-Ray, MRI, etc.)(Classification a disease in a X-Ray, MRI, etc.) Many DSLR users need to see same col
18、or on different monitorsMany DSLR users need to see same color on different monitors Monitor can not same color on lifetime. (need for maintenance)Monitor can not same color on lifetime. (need for maintenance) Monitor Market is reduced.Monitor Market is reduced. Using Same Panel, Same AD BoardUsing
19、Same Panel, Same AD Board Over Price CompetitionOver Price Competition Because, Monitor Market needs to find specific marketing solutionsBecause, Monitor Market needs to find specific marketing solutions MindColor is Precise Calibrator. MindColor is Precise Calibrator. As we can see the experimentsA
20、s we can see the experiments MindColor has low price.MindColor has low price. MindColor is Flexible Company. Because It is not a foreign MindColor is Flexible Company. Because It is not a foreign pany. We can give fast responses for New Monitors.We can give fast responses for New Monitors.Thank you !Thank you !Thank you !Thank you !
