Optimizing Conformance to FADGI and Metamorfoze Camera Color Calibration at National Gallery of Art Kenneth N. Fleisher Color Scientist National Gallery of Art Cultural Heritage Imaging Professionals Conference Stanford, CA July 16 – July 18, 2014

Overview AssumptionsReference DataCalibration ProcessValidationSummary

Assumptions Calibration with ICC ProfilesTarget dependent calibrationTargets have variation∆E ≠ 0FADGI & Metamorfoze validation Assumptions Reference Data Calibration Process Validation Summary

Measure Assumptions Reference Data Calibration Process Validation Summary

Export Reference File, TIFF, Target RGB Values ProPhoto RGB eciRGB_v2 Adobe RGB (1998) sRGB Assumptions Reference Data Calibration Process Validation Summary

Import ProPhoto RGB eciRGB_v2 Adobe RGB (1998) sRGB Assumptions Reference Data Calibration Process Validation Summary

Import Assumptions Reference Data Calibration Process Validation Summary

Camera Profiling Assumptions Reference Data Calibration Process Validation Summary

Capture Calibrated CCSG Assumptions Reference Data Calibration Process Validation Summary FocusSet ExposureFlat-FieldSet Gray BalanceCapture

Capture Calibrated CCSG Assumptions Reference Data Calibration Process Validation Summary FocusSet ExposureFlat-FieldSet Gray BalanceCapture

Capture Calibrated CCSG Assumptions Reference Data Calibration Process Validation Summary FocusSet ExposureFlat-FieldSet Gray BalanceCapture

Capture Calibrated CCSG Assumptions Reference Data Calibration Process Validation Summary FocusSet ExposureFlat-FieldSet Gray BalanceCapture

Capture Calibrated CCSG Assumptions Reference Data Calibration Process Validation Summary FocusSet ExposureFlat-FieldSet Gray BalanceCapture

Capture Calibrated CCSG Assumptions Reference Data Calibration Process Validation Summary FocusSet ExposureFlat-FieldSet Gray BalanceCapture

Capture Calibrated CCSG Assumptions Reference Data Calibration Process Validation Summary FocusSet ExposureFlat-FieldSet Gray BalanceCapture

Capture Calibrated CCSG Assumptions Reference Data Calibration Process Validation Summary FocusSet ExposureFlat-FieldSet Gray BalanceCapture

Results Assumptions Reference Data Calibration Process Validation Summary

Results Assumptions Reference Data Calibration Process Validation Summary

Summary Measure Targets Profile Creation Calibration Validation Custom Reference DataCharacterize CameraAdjust Color Temperature, Tint and Curve Assumptions Reference Data Calibration Process Validation Summary

Thank You Questions? Kenneth N. Fleisher Color Scientist National Gallery of Art (202)