CIE DIV. 1(色彩與視覺)近況 光源演色性評估方式與 標準 ......• TC 1-89:...

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CIE-TW Division 1 – 色彩與視覺 CIE DIV. 1(色彩與視覺)近況 光源演色性評估方式與 標準光源之最新發展 楊宗勳 副教授 國立中央大學光電與工程學系 Aug 12, 2015

Transcript of CIE DIV. 1(色彩與視覺)近況 光源演色性評估方式與 標準 ......• TC 1-89:...

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CIE-TW Division 1 –色彩與視覺

CIE DIV. 1(色彩與視覺)近況光源演色性評估方式與標準光源之最新發展

楊宗勳副教授

國立中央大學光電與工程學系Aug 12, 2015

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CIE-TW Division 1 –色彩與視覺

2015 CIE 28th Session

Aug. 12, 15'2015 CIE第28屆大會-照明研討會

1CIE Division 1 Meeting – June 30th~July 4th, 2015 @ University of Manchester, UKJun_ 28 - July 4, 2015

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CIE-TW Division 1 –色彩與視覺

Division Officers

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2http://div1.cie.co.at/

Li-Chen Ou

Nana Itoh

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Official Members

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36 National Members3 Associate National Members

Italy resigned

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CIE-TW Division 1 –色彩與視覺

Term of Reference• To study visual responses to light • To establish standards of

– response functions, models • To establish procedures of specification relevant to

– photometry, – colorimetry, – colour rendering, – visual performance – visual assessment of light and lighting.

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2015 CIE第28屆大會-照明研討會Aug. 12, 15'

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CIE-TW Division 1 –色彩與視覺

Technical Committees• TC 1-93: Calculation of self-luminous neutral scale• TC 1-92: Skin Colour Database• TC 1-91: New Methods for Evaluating the Colour Quality of White-Light

Sources• TC 1-90: Colour Fidelity Index• TC 1-89: Enhancement of Images for Colour Defective Observers• TC 1-88: Scene Brightness Estimation• TC 1-86: Models of Colour Emotion and Harmony• TC 1-85: Update CIE Publication 15:2004 Colorimetry• TC 1-84: Definition of Visual Field for Conspicuity• TC 1-83: Visual Aspects of Time-Modulated Lighting Systems• TC 1-81: Validity of Formulae for Predicting Small Colour Differences

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2015 CIE第28屆大會-照明研討會

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CIE-TW Division 1 –色彩與視覺

Technical Committees• TC 1-76: Unique Hue Data• TC 1-63: Validity of the Range of CIE DE2000• TC 1-55: Uniform Colour Space for Industrial Colour Difference Evaluation• TC 1-36: Fundamental Chromaticity Diagram with Physiologically

Significant Axes

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15 Technical Committees

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CIE-TW Division 1 –色彩與視覺

Reporters7

x 10 Reporters

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Liaisons8

x 10 Liaisons

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Division Strategy

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Division Strategy

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Division Strategy

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Division Strategy

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CIE-TW Division 1 –色彩與視覺

Next Meetings• CIE Lighting Quality and Energy Efficiency Conference,3-5 March 2016, Melbourne, Australia• Expert Symposium on Appearance,29 August – 2 September 2016, Prague, Czech Republic• AIC Congress – In conjunction with CIE Mid-term Meeting, 16-20 October 2017, Jeju, Korea

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Calculation Scheme of CIE CRI

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CIE-TW Division 1 –色彩與視覺

Recommended CRI2012

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15Flowchart of the new metric:1. Determine. Ref. Ill. SPD2. Use new test samples3. Calc. 1964 Tristim. Values4. Transform to CAM02-UCS5. Calc. Col. Diff.6. Average7. Calculate CRI2012

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Color Rendering

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CIE-TW Division 1 –色彩與視覺

IES TM-30-15

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17• Two-metric system

– Rf : color fidelity– Rg: color gamut

• 99 color evaluation samples (CES) with color space and wavelength uniformity• Reference Light Sources

– CCT<5,000K Blackbody Radiator– CCT>5,000K Daylight– 4,500K<CCT<5,500K BBR + DL Mixing

• Uniform Color Space • Appropriate Color Appearance Model

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R 1.62 - Typical LED Spectra18

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Methods

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Results

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CIE-TW Division 1 –色彩與視覺

The End