CIE 2017 Midterm Meeting, Jeju Island, Republic of Korea. October 20 - 28, 2017 

CIE Tutorial and Practical Workshop on LED Lamp and Luminaire Testing to CIE S 025, Bern-Wabern, Switzerland.

Technical Committees

The technical activities of CIE are carried out under the responsibility of seven Divisions each covering one sector of light and lighting. Each Division establishes Technical Committees (TCs) to carry out the technical programme of the Division. All present TCs are listed here with their terms of reference. (For more details of a particular TC go to the relevant Division).


JTC 1 (D1/D2/D4/D5): Implementation of CIE 191:2010 Mesopic Photometry in Outdoor Lighting
To investigate adaptation and viewing conditions and define visual adaptation fields in outdoor lighting. To define lighting applications where mesopic photometry could be used. To provide guidelines for implementing mesopic photometry in outdoor lighting.
Chair: Stuart Mucklejohn (GB)

JTC 2 (CIE-CCPR): Principles Governing Photometry
To prepare a comprehensive joint CIPM/CIE Technical Report and further on a CIE Standard on  ‘Principles Governing Photometry’ that will include all photometric quantities and units with CIE Standard spectral luminous efficiency functions for photopic, scotopic and mesopic regions.
Chair: Yoshi Ohno (US)

JTC 4 (D3/D6): Visual, Health, and Environmental Benefits of Windows in Buildings during Daylight Hours
To review the scientific literature in all relevant fields and to produce a concise document that identifies the values of windows in buildings. Examples of such values could the provision of light for visibility, ventilation, means of egress; aesthetic benefits, access to a view, and light for physiological functioning, including circadian rhythm regulation. If possible, based on this literature, the committee will propose preliminary criteria for daylighting metrics (the metrics being already under development by TC 3-47) to support these functions.
Chair: Jan Wienold (DE)

JTC 5 (CIE-IEC): Review of IEC 62471/CIE S009
To update CIE S009; to take account of revised exposure limit guidelines from the International Commission on Non-Ionizing Radiation Protection; to provide a clearer rational for the definition of the risk groups; and to improve the guidance on measurements in conjunction with Division 2. To work with IEC TC76 and IEC TC34 on the development of product-specific requirements of the revised standard. However, responsibility for the product-specific requirements will rest with IEC. 
To work with IEC to produce a dual-logo standard to replace CIE S009/IEC 62471.
Chair: John O'Hagan (GB)

JTC 6 (CIE-ISO): Energy Performance of Lighting in Buildings
To develop an ISO/CIE standard that specifies the calculation methodology for the evaluation of the amount of energy used by lighting systems in buildings. The standard - shall provide a numeric indicator for lighting energy requirements used for certification purposes; - can be used for existing buildings and of new or renovated buildings; - provides reference values as a basis for the targets for energy allocated for lighting usage, keeping in mind lighting design requirements; - provides a methodology for the calculation of instantaneous lighting energy use for the estimation of the total energy performance of the building.
Chair: Soheil Moghtader (DE)

JTC 7 (D3/D1): Discomfort caused by glare from luminaires with a non-uniform source luminance
1. To review the literature on glare from non-uniform light sources to identify the parameters that influence the discomfort prediction (UGR) and define limits to the applicability of the UGR formula.
2. To propose a correction to the UGR formula that takes into account the non-uniformity of glare sources.
Chair: Naoya Hara (JP)

JTC 8 (D1/D2/D3/D4/D5/D6/D8): Terminology in light and lighting
To address any issues regarding terms and definitions related to the International Lighting Vocabulary (ILV). This includes coordination within CIE Divisions to maintain and update the ILV, coordination with IEC on questions related to the incorporation of ILV terms and definitions into IEC 60050-845 “International Electrotechnical Vocabulary. Lighting”, coordination with ISO/TC 12 on questions related to the incorporation of ILV terms and definitions into ISO 80000-7 “Quantities and units – Part 7: Light and radiation” and any further terminology issues within CIE.
Chair: Peter Zwick (DE)

JTC 9 (D1/D2/D3/D6): Quantifying ocular radiation input for non-visual photoreceptor stimulation
To define action spectra and metrics in order to quantify the ocular radiation input to all photoreceptors possibly involved in non-visual responses. To provide a method to calculate from a measured spectral irradiance, ideally at the cornea surface, the stimulation of each photoreceptor that can potentially contribute to non-visual responses.To demonstrate the validity of such metrics for predicting physiological responses based on existing data in the literature.
Chair: Luc Schlangen (NL)


Division 1

TC 1-63: Validity of the Range of CIEDE2000
To investigate the application of the CIEDE2000 equation at threshold, up to CIELAB colour differences greater than 5.
Chair: Klaus Richter (DE)

TC 1-76: Unique Hue Data
To study and report on unique hue data, including an analysis of the scatter of those data: this to include practical viewing conditions.
Chair: Sophie Wuerger (GB)

TC 1-81: Validity of Formulae for Predicting Small Colour Differences
To evaluate available formulae for small colour differences.
Chair: Klaus Richter (DE)

TC 1-83: Visual Aspects of Time-Modulated Lighting Systems 
1. To investigate and report on current research on the perception of visual artefacts of temporally modulated lighting systems, including flicker, the stroboscopic effect and the phantom array effect.
2. Design methodology and gather data on the visibility of temporal artefacts.
3. Build a model for the visibility of temporal artefacts and their dependence on environmental, demographical and lighting parameters.
Chair: Dragan Sekulovski (NL)

TC 1-84 Definition of Visual Field for Conspicuity
To define and classify functional visual fields for universal tasks and develop guidelines for the layout of visual information to increase the visibility of visual signs, displays and markings.
Chair: Nana Itoh (JP)

TC 1-85 Update CIE Publication 15:2004 Colorimetry
To update CIE Publication 15:2004 taking into consideration the current CIE/ISO standards on colorimetry and the work of TC1-36 Fundamental Chromaticity Diagram with Physiologically Significant Axes.
Chair: Ellen Carter (US)

TC 1-86: Models of Colour Emotion and Harmony
To recommend models of colour emotion and harmony based on existing psychophysical data obtained by different research groups or networks for applications in the colour design area.
Chair: Li-Chen Ou (TW)

TC 1-88: Scene Brightness Estimation
To investigate current research on brightness estimation methods using a calibrated luminance image of a real indoor scene. To compare brightness estimations of real indoor scenes with those predicted. To recommend a method to predict the brightness of specified regions of a scene from a luminance image of that scene.
Chair: Yoshiki Nakamura (JP)

TC 1-89: Enhancement of Images for Colour Defective Observers
To study, evaluate and recommend image enhancing techniques for colour defective observers and to provide test procedures for the evaluation of those techniques. Enhancement of Images for Colour Defective Observers.
Chair: Po-Chieh Hung (JP)

TC 1-90: Colour Fidelity Index
To evaluate available indices based on color fidelity for assessing the color quality of white- light sources with a goal of recommending a color fidelity index.
Chair: Hisohiro Yaguchi (JP)

TC 1-91: Methods for Evaluating the Colour Quality of White-Light Sources
To evaluate available new methods for evaluating the colour quality of white-light sources with a goal of recommending methods for industrial use. (Methods based on colour fidelity shall not be included).
Chair: Yandan Lin (CN)

TC 1-92: Skin Colour Database
1. To investigate the uncertainty in skin colour measurement and to recommend protocols for good measurement practice.
2. To tabulate skin colour measurements that accord with these protocols covering different ethnicity, gender, age and body location.
Chair: Kaida Xiao (GB)

TC 1-93: Calculation of Self-Luminous Neutral Scale
To recommend a formula or computational method for an achromatic, neutral or grey scale for self-luminous (i.e. non-reflective) surfaces.  (This computation complements CIE Lightness, L*, which serves a similar purpose for reflective surfaces.)
Chair: Robert Carter (US)

TC 1-95: The Validity of the CIE Whiteness and Tint Equations
Based on published and new experimental work the TC shall seek to recommend modifications to the existing CIE Whiteness and Tint Equations to extend their application to illuminants other than D65. Furthermore the TC shall review the restrictions imposed on the validity of the equations to samples that are measured on the same instrument at nearly the same time, and review the colorimetric limits hitherto set. If enough experimental data justify it, the TC may recommend modifications to the current CIE Equations for Whiteness and Tint.
Chair: Robert Hirschler (HU)

TC 1-96: A Comprehensive Model of Colour Vision
Based on the published work and new experimental work should seek to recommend a model or models of colour vision  that predicts of the appearance of coloured stimuli viewed in typical laboratory conditions. This shall include stimuli that appear as both related and unrelated colours, that are viewed under illumination from photopic down to scotopic levels, and that have varying size. The model shall also include a uniform colour space.
Chair: Ronnier Luo (GB)

TC 1-97 Age- and Field-Size-Parameterised Calculation of  Cone-Fundamental-Based Spectral Tristimulus Values
1. Following on from CIE TR 170, to recommend a procedure for age- and field-size-parameterised  calculation of cone-fundamental-based spectral tristimulus values, compliant with the principles of the CIE XYZ concept.
2. To deliver a computer program for the calculations
Chair: Jan-Henrik Wold (NO)

Division 2

TC 2-29: Measurement of Detector Linearity
Prepare a CIE guide on methods for the characterization of the linearity of detectors of optical radiation, including different principles by which the linearity of detectors can be determined and causes of non-linear behaviour, to aid users of optical radiation detectors in the selection and use suitable devices for specific applications.
Chair: George Eppeldauer (US)

TC 2-49: Photometry of Flashing Light
To produce a technical report on the current status of research on measurement of effective intensity of flashing light.
Chair: Yoshi Ohno (US)

TC 2-50: Measurement of the Optical Properties of LED Assemblies
To produce a technical report for the measurement of optical properties of LED assemblies.
Chair: Richard Distl (DE)

TC 2-51: Calibration, Characterization and Use of Array Spectroradiometers
To produce a technical report for the calibration of detector array spectroradiometers primarily for the determination of colorimetric and photometric quantities, including performance characteristics, evaluation of these characteristics, calibration methods and guidance in the application of methods for the determination of uncertainty.
Chair: Richard Young (DE)

TC 2-59: Characterisation of Imaging Luminance Measurement Devices
To prepare a Technical Report on methods for the characterisation of imaging luminance measurement devices.
Chair: Udo Krueger (DE)

TC 2-62: Imaging-Photometer-Based Near-Field Goniophotometry
To prepare a CIE recommendation on the methods for characterisation and calibration of imaging-photometry-based near-field goniophotometers and for determination and conversion of photometric data of lamps and luminaries for both near-field and far-field applications.
Chair: Udo Krüger (DE)

TC 2-63: Optical Measurement of High-Power LEDs
To develop a CIE recommendation on methods for the operation of high-power LEDs in DC and in pulse mode, at specified junction temperatures, for optical measurements.
Chair: Yuqin Zong (US)

TC 2-64: High-Speed Testing Methods for LEDs
To prepare a technical report on high speed testing methods for electrical, thermal and optical quantities during the production of LEDs and the conversion of the values to DC operational conditions including the related time dependent functions.
Chair: Günther Heidel (DE)

TC 2-65: Photometric Measurements in the Mesopic Range
1) To produce a Technical Report setting out measurement requirements and procedures for implementation of the CIE task-based system for mesopic photometry.
2) To consider the implications of the new system for mesopic photometry for existing Div.2 publications.
Chair: Teresa Goodman (GB)

TC 2-67: Photometry of Lighting and Light-Signalling Devices for Road Vehicles
To prepare a CIE Standard for the measurement of photometric performance of lighting and light-signalling devices for road vehicles. Note: This technical committee is related to GTB Working Group Photometry. The Standard will be based on an existing internal GTB Working Group Photometry Guide (GTB identification: CE-3874) and will incorporate the rules for the determination and the statement of measurement uncertainties as defined in the ISO/IEC Guide 98-3   "Guide to the Ex-pression of Uncertainty in Measurement".
Chair: Thomas Reiners (DE)

TC 2-68: Optical Measurement Methods for OLEDs used for Lighting
To produce a Technical Report on the measurement methods of the optical properties and the terminology of OLEDs used for lighting.
Chair: Yasuki Yamauchi (JP)

TC 2-69: CIE Classification Systems of Illuminance and Luminance Meters
To prepare a technical report on existing material and regional classification systems of Photometers and to recommend a CIE classification system.
Chair: Peter Blattner (CH)

TC 2-72: The Evaluation of Uncertainties in Measurement of the Optical Properties of Solid State Lighting Devices, including Coloured LEDs
To expand the supplements to CIE 198-2011 to include further principles and examples for evaluation of the uncertainties associated with the measurement and testing of LEDs and other solid state lighting devices.  Examples include distribution photometry, spectral measurement and derived quantities, goniospectroradiometry and other priority measurements as advised by industry.
Chair: Jim Gardner (AU)

TC 2-74: Goniospectroradiometry of Optical Radiation Sources
To prepare a technical report on goniospectroradiometry to summarize measurement principles for evaluating radiometric, photometric and colorimetric quantities and related traceability.
Chair: Jiangen Pan (CN)
TC 2-75: Photometry of Curved and Flexible OLED and LED Sources
To prepare a CIE recommendation on methods for characterization of the photometric and colorimetric quantities of curved and flexible sources especially for OLED and LED including traceability.
Chair: Hsueh-Ling Yu (TW)
TC 2-76: Characterization of AC-driven LED Products for SSL Applications
To prepare a technical report on the measurement of characteristic quantities of AC driven LED products, including operational conditions, and photometric quantities focused on those influenced by the effect of flicker.
Chair: Pei-Ting Chou (TW)

TC 2-77: Fundamental Concepts
To facilitate informal collaboration and sharing of ideas on fundamental concepts in photometry, radiometry and colorimetry, with a special focus on dedicated activities at D2 division meetings.
Chair: Tony Bergen (AU)

TC 2-78: The Goniophotometry of Lamps and Luminaires
To update CIE 121-1996, CIE 070-1987 and the relevant parts of CIE 084-1989 and combine these into the one technical report, incorporating new techniques and the absolute goniophotometry of lamps in their own right.
Chair: Tony Bergen (AU)

TC 2-79: Integrating Sphere Photometry and Spectroradiometry
To create a technical report on the photometry and spectroradiometry of sources in integrating spheres by updating the relevant parts of CIE 084-1989 and incorporating new techniques and practices.
Chair: Dong-Hoon Lee (KR)

TC 2-80: Spectroradiometric Measurement of Light Sources
To specify current procedures for the spectroradiometry of continuous, line and mixed sources of optical radiation. Such procedures apply to measurements of irradiance, radiance and radiant flux in the near ultraviolet, visible and near infrared regions of the spectrum.
Chair: Richard Young (DE)

TC 2-81:Update of CIE 065:1985 (Absolute Radiometers)
To update the existing CIE 065-1985 on the operating principle of absolute detectors of optical radiation.
Chair: Marek Smid (CZ)

TC 2-82: Revision of CIE S014-2
To revise CIE Standard S014-2 (CIE Standard Illuminants) to include Illuminant D50.
Chair: Peter Csuti (HU)

TC 2-83: CIE Standard on test methods for OLED light sources
To amend CIE S025:2015 with the requirements for measurement of electrical, photometric, and colorimetric quantities of OLED light sources.
Chair: Guy Vandermeersch (BE)

TC 2-84: Recommendations on LED package test data reporting
To recommend the minimal set of consistent test data regarding light output characteristics (such as total luminous flux, total radiant flux, spectral power distribution, etc), electrical characteristics (such as diode I-V characteristics) and thermal properties (like thermal resistance, dissipated power, junction temperature, junction temperature dependence of light output properties and electrical properties) to be included in LED package test data sheets. As the amount of a minimal set of test data representative even to a single LED package is large, an electronic format seems to be feasible. Recommendations on a vendor independent format of such an electronic data sheet is also within the scope of the TC.
Chair: Andras Poppe (HU)

TC 2-85: Recommendation on the geometrical parameters for the measurement of the Bidirectional Reflectance Distribution Function (BRDF)
To provide geometrical recommendations for the BRDF measurement according to the type of sample under investigation, in order to allow better comparison between the different instruments, to improve the traceability of the measurements, and to help the user to choose the right angular configuration.
Chair: Gael Obein (FR)

TC 2-87: Broadband UV LED radiometric measurements between 320 nm and 420 nm
Standard LED sources with different peak wavelengths (colors) and a standard broadband LED measurement procedure will be worked out to perform uniform, fast, and low-uncertainty radiometric LED measurements. In contrast to existing spectral detector-response based standards (where LEDs are measured with large errors), the procedure is based on a standardized LED and the spectral product (signal) of the standardized LED distribution and the spectral responsivity of the standardized LED measuring reference radiometer. The standardized LED integrated radiance or the integrated irradiance from it and also the integrated responsivity of the reference radiometer can be determined. The reference scale will be propagated with the reference radiometer to field radiometers to perform one-step LED (broadband radiance or irradiance) measurements. The measurements can be applied for all kinds of LEDs and/or groups of different LEDs.
Chair: George Eppeldauer (US)

Division 3

TC 3-44: Lighting for Older People and People with Visual Impairment in Buildings
To provide summary recommendations for the lighting provision for older people and people with visual impairment in buildings.
Chair: Yukio Akashi (JP)

TC 3-48: CIE Standard Method of UF Table Calculation for Indoor Luminaires
To produce a CIE standard methodology for the calculation of utilization factor (UF) tables for indoor luminaires.
Chair: Peter Thorns (GB)

TC 3-53: Revision of CIE S 008 Joint ISO*CIE Standard: Lighting of Work Places - Part 1: Indoor
To review and, if necessary, revise S008/E:2001 (ISO 8995-1:2002): Joint ISO/CIE Standard: Lighting of Work Places - Part 1: Indoor [incl. Technical Corrigendum ISO 8995:2002/Cor. 1:2005(E)].
Chair: Yasuko Koga (JP)

TC 3-54: Revision of CIE 16-1970: Daylight
To revise and update publication CIE 16-1970: Daylight in the light of the advances in technology and design since 1970.
Chair: Alexander Rosemann (NL)

TC 3-55: Metrics for Sunlighting and Daylight Passing through Sunshading Devices
To propose a metric to assess contribution of sunlight to the daylighting a building, and to rate lighting contribution of daylight and sunlight passing through sunshading systems. The proposal should avoid performing long term climate based calculations, and be of interest both for building designers and manufacturers of window components.
Chair: Marc Fontoynont (FR)

TC 3-56: Assessment of Discomfort Glare from Daylight in Buildings
To complete the work of the former TC 3-39, fulfilling its Terms of Reference: To review existing discomfort glare assessment methods with respect to their suitability to daylight glare. To identify strengths/weaknesses and threats/opportunities in these existing methods. To make a recommendation on a provisional method for daylight glare assessment. To identify additional parameters that might influence the perception and assessment of discomfort and glare from daylight. To develop proposals for possible research directions and projects suitable to advance the understanding of these parameters.
Chair: Toshie Iwata (JP)


Division 4


TC 4-15: Road Lighting Calculations
To revise CIE 30.2 with the object of incorporating recently developed techniques relating to visibility, glare and other lighting variables. To recommend whether a CIE/ISO standard in this area is appropriate.
Chair: Sermin Onaygil (TR)

TC 4-33: Discomfort Glare in Road Lighting
To study the known mathematical description of the discomfort glare in road and vehicle lighting, its scaling and comparisons with field studies and to condense the outcome in a report that should result in methods for discomfort glare assessment. To review or replace Publication CIE Publication 31. 
Chair: Stephan Völker (DE) 

TC 4-45: Performance Assessment Method for Vehicle Headlamps
Extend the technical report describing the development of requirements for an objective procedure to evaluate forward-lighting system performance in terms of active safety taking into account latest forward lighting technologies.
Chair: Gert Langhammer (DE)

TC 4-47: Application of LEDs in Transport Signalling and Lighting
To review the application and methods of measurement of LEDs in transport lighting and signalling as far as they affect the visual performance of the users of the transport system. To prepare a Technical Report which includes the findings of the review and recommendations for the visual characteristics of LED signals and lighting.
Chair: Steve Jenkins (AU)

TC 4-50: Road Surface Characterization for Lighting Applications
To revise Publication CIE/PIARC TR 66 1984 containing the standards. To propose methodologies for the determination of parameters from calculation and from laboratory and on site measurements, considering also the evaluation of uncertainty. To publish Data. Review CIE Publications 47 and 144, excluding the sections on markings.
Chair: Haldun Demirdes (FR)

TC 4-51: Optimizing of Road Lighting

Develop guidance on optimization of road lighting to balance the benefits and costs. Primary issues include accident risk and energy consumption. Tasks include to set up a Technical Report or update CIE publication 93 and to provide an analysis of lighting quality.
Chair: Per Ole Wanvik (NO)

TC 4-52: Lighting for pedestrians: new empirical data

To establish empirical data that might be used to determine design criteria when lighting to meet the needs of pedestrians. The committee will review evidence of, and the applicability of, three approaches to establishing such criteria: 1. by considering how lighting influences the visual needs of pedestrians. 2. by considering the costs and benefits of lighting. 3. by considering current practise in different regions.
Chair: Steve Fotios (GB)

TC 4-53: Tunnel Lighting Evolution
Prepare a revision of CIE 88:2004:” Guide for the lighting of road tunnels and underpasses”.
Chair: Raoul Lorphevre (BE)

Division 5


TC 5-20: Guide for Sports Lighting
To prepare a Guide for Sports Lighting that excludes lighting for TV and films. This guide will replace the present publications CIE 42-1978, CIE 45-1979, CIE 57-1983, CIE 58-1983 and CIE 62-1984.
Chair: Alan Smith (GB)

TC 5-21: A Guide to Urban Lighting Masterplanning

To prepare a Guide to Masterplanning Urban Lighting. The Guide shall be used whenever designing new or renewed creative lighting for masterplanning urban lighting. The Guide includes an integrated approach which takes into consideration functional lighting, floodlighting, decorative lighting and considers functional, aesthetic and emotional aspects of lighting design.
Chair: Müjgan Serefhanoglu-Sözen (TR)

TC 5-26: Guide for the Lighting of Sport Events for Colour Television and Film Systems
To prepare a revision of CIE 83-1989 to better relate to CIE 169:2005 and the present state of the art of HDTV.
Chair: Alan Smith (GB)

TC 5-28: Guide on the Limitation of the Effects of Obtrusive Light
To review and update if and where required publication CIE 150:2003.
Chair: Nigel Pollard (GB)

Division 6


TC 6-52: Proper Measurement of Passive UV Air Disinfection Sources
To specify the biologically meaningful measurement distances and positions in installations of UV germicidal lamps for open, upper-air disinfection. Physical aspects of the measurement will be coordinated with CIE Division 2.
Chair: Richard L. Vincent (US)

TC 6-64: Optical Safety of Infrared Eye Trackers Applied for Extended-Duration
To review the potential optical radiation hazards from infrared eye-tracking systems when exposure durations are continuous throughout the day. Emphasis is placed upon the use of eye-tracking for gaze-based communication for severely disabled persons, which requires exposure of the eyes throughout a day over many years. Although there exist exposure guidelines from the International Commission on Non-Ionizing Radiation (ICNIRP) for infrared exposure and a CIE Standard (S-009) for photobiological safety of lamps and lamp systems, the lengths of exposure employed in this type of interface technology for disabled users may exceed the durations envisioned in the current exposure guidelines and standards. Abnormalities in the eye behaviour of severely disabled users may also require special treatment in safety standards.
Chair: David H. Sliney (US)

Division 8


TC 8-12: Image and Video Compression Assessment
To establish and report on the display and viewing conditions and materials for image and video compression quality evaluation in different applications including, but not limited to, web, mobile phones, HDTV, home cinema and digital cinema.
Chair: Pascal Bourdon (FR)

TC 8-13: Colour Gamuts for Output Media

To study and recommend methods for computing and communicating colour gamuts for output colour reproduction media.
Chair: Kiran Deshpande (GB))

TC 8-14: Specification of Spatio-Chromatic Complexity
To produce a state-of-the-art report on the existing definitions of the complexity notation related to the aspects of non-uniform surfaces, generally defined as textured. To combine these definitions in order to produce a single embedding of the spatial and chromatic variations in a generic and vector form.
Chair: Noel Richard (FR)

TC 8-15: Archival Colour Imaging
To recommend a set of techniques for the accurate capture, encoding and long-term preservation of colour descriptions of digital images that are either born digital or the result of digitizing 2D static physical objects including documents, maps, photographic materials and paintings.
Chair: Melitte Buchman (US)

TC 8-16: Consistency of Colour Appearance within a Single Reproduction Medium
To study and report on sets of reproductions of the same source image that have a consistent colour appearance and are most similar to a reference reproduction, including recommending assessment methods that measure the similarity of reproductions of an image with different colour gamuts, for printed images on substrates with approximately similar characteristics in a fixed viewing environment. Only the effect of colour reproduction on appearance will be considered by this TC and so the assessment will be performed using hard copy or soft copy proofing. To propose a metric which can measure consistency of colour appearance.
Chairs: Craig Revie (GB) & Yasuki Yamauchi (JP)

TC 8-17: Methods for Evaluating Colour Difference between 3D Colour Objects
To study the subjective assessment methods and recommend a dataset for colour difference evaluation of pairs of 3D colour objects. To prepare a report on the investigations of the effects on the perception of colour difference that may be caused by differences of 3D shape, gloss and material.
Chair: Kaida Xiao (GB)

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