Colour and Gloss


Colour Measurement

Spectral photometer X-Rite Color i7

(FA. X-RITE, INC., USA) (in cooperation with the University of Applied Science Merseburg)

  • Measurement of colours, such as colour change / yellowing, of solids in reflective or transmission mode
  • Measurement of colours or colour change of fluids in transmission modes

Accredited Standards

  • ISO 4582:
    Plastics – Determination of changes in colour and variations in properties after exposure to daylight under glass, natural weathering or laboratory light sources
  • ISO 105:
    Textiles – Tests for colour fastness
    • Part A01: General principles of testing
    • Part A03: Grey scale for assessing staining
  • ISO 7724:
    Paints and varnishes – Colorimetry
    • Teil 1: Principles
      (Standard withdrawn)
    • Teil 2: Colour measurement
      (Standard withdrawn)
  • DIN EN 20105:
    Textiles - Tests for colour fastness
    • Part A02: Grey scale for assessing change in colour
  • DIN EN ISO 11664:
    Colorimetry
    • Part 4: CIE 1976 L*a*b* Colour space

Other Standards

  • ASTM D 2244:
    Standard Practice for Calculation of Color Tolerances and Color Differences from Instrumentally Measured Color Coordinates
  • ASTM E 308:
    Standard Practice for Computing the Colors of Objects by Using the CIE System
  • ASTM E 313:
    Standard Practice for Calculating Yellowness and Whiteness Indices from Instrumentally Measured Color Coordinates
  • DIN EN ISO 11664
    Colorimetry
    • Part 1: CIE standard colorimetric observers
    • Part 2: CIE standard illuminants
    • Part 3: CIE tristimulus values 
    • Part 5: CIE 1976 L*u*v* Farbenraum und gleichabständige u', v'-Farbtafel
  • SAE J 1545
    Instrumental Color Difference Measurement for Exterior Finishes, Textiles and Colored Trim

Gloss Measurement

Gloss meter Elcometer 407

(Elcometer Incorporated, USA)

  • Measurement of gloss and the change of gloss on high-gloss and semi-bright as well as matt surfaces at the angles 20°, 60° und 85°

Accredited Standards

  • DIN EN ISO 2813:
    Paints and varnishes - Determination of gloss value at 20°, 60° and 85°

Standards

  • ASTM D 523:
    Standard Test Method for Specular Gloss
  • ASTM D 2457:
    Standard Test Method for Specular Gloss of Plastic Films and Solid Plastics
  • DIN EN ISO 13803:
    Determination of haze on paint films at 20°

Contact

Dr.-Ing. Marcus Schoßig
Telefon: +49 (0)3461 30889-53
marcus.schossig@psm-merseburg.de

Quickinfo

Procedures

  • Colour Mesaurement
  • Gloss Measurement

Standards

  • ASTM D 523
  • ASTM D 2244
  • ASTM D 2457
  • ASTM E 308
  • ASTM E 313
  • SAE J 1545
  • ISO 105-A01
  • ISO 105-A03
  • ISO 4582
  • ISO 7724-1
  • ISO 7724-2
  • DIN EN 20105-A02
  • DIN EN ISO 2813
  • DIN EN ISO 11664-1
  • DIN EN ISO 11664-2
  • DIN EN ISO 11664-3
  • DIN EN ISO 11664-4
  • DIN EN ISO 11664-5
  • DIN EN ISO 13803