Seminar: Colour & Appearance 2026
Elscolab NV, Kruibeke (BE)
Colour & Appearance
Do you want...
- to increase your knowledge concerning colour measurement?
- to understand why so many differences occur while exchanging data?
- more information concerning the definitions of tolerances?
Programme
- Acquaintance with the concept ‘Appearances’.
- Interaction light, object and observer.
- The three elements of the Triplet.
- Relation between visual observation and instrumental measurements.
- Numerical specifications of colours.
- CIE 1931 X, Y, Z Tristimulus values.
- Opponent colour scales, CIE 1976 and L*a*b*C*h*.
- Formulas for colour differences.
- Concept ‘tolerances’.
- Formulas for acceptibility of colour differences.
- CMC – DE*00.
- Relation between colour perception and acceptability.
- Indexes of whiteness, yellowness, and others (WI, YI).
- Geometrical characteristics of appearances: gloss, Haze, DOI.
Speaker
Geert Van Cleemput
Dutch
Colour & Appearance
Geert Van Cleemput started his career in the chemical industry. He has over 25 years of experience in viscosity and rheology and 15 years in colour management. Meanwhile he has been part of the Elscolab-team for more than 15 years. He attended various training courses at Hunterlab, 3C, Brookfield, Anton Paar, etc. His pragmatic approach with maximum focus on concrete cases and examples, combined with a real expertise, make him a highly appreciated trainer.