ISO 3664

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In the ISO - standard ISO 3664 , the criteria for which are color matching in reprographics (photography and printing technology), so comparing original and reproduction or test pressure ( "proof") and print run defined. The standard specifies in detail:

  • The light must correspond to daylight with a color temperature of 5000 Kelvin (D50).
  • The light source must have a ( color rendering index Ra> 90)
  • The surroundings must have a neutral gray, matt wall color ( LCh : Chroma <2).
  • With incident light, the illuminance must be 2000 lux (± 500).

Web links

Individual evidence

  1. ↑ c't-Labs: Color in the right light. c't - Magazin für Computertechnik, May 11, 2015, accessed on August 4, 2017 .