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Colour & Appearance

Seminar: Colour Measurement & Appearance
Start and end date: 
Thursday 21 October 2021

Seminarzaal Elscolab NV

Hogenakkerhoekstraat 14

B-9150 Kruibeke


8.15: Reception

8.45: Beginning

17.00: End

Guest speaker: 

Mr. Geert Van Cleemput

Session language: 

€ 460,00 / person (excl VAT)

Cancellation fees: 

Cancelling is possible up to 2 weeks before the seminar - before the 7th of October 2021.
When you do not cancel in time, € 50 (excl. VAT) administration fee will be invoiced.

Thursday 07 October 2021
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Do you:

  • Want to increase your knowledge concerning colour measurement?
  • Want to understand why so many differences occur while exchanging data?
  • Want more information concerning the definitions of tolerances?

Costs: € 460 (excl. VAT) – Special price: € 965 (excl. VAT)
Special price (= inscription seminar 'Colour Measurement & Appearance' AND 'Colour Measurement: Tolerances & Sample Handling') is only valid when you register for both seminars at the same time!
Lunch and cours materials are included in the price.


  • 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.