ALTANA Color-View - Manual (Page 56)

GLOSSARY
65
GLOSSARY
ASTM
American Society for Testing
and Materials
ASTM Methods
Standardized test procedures
published by the ASTM
Calibration
Restandardization of the
instrument using working
standards (zero black reference
tile or cavity, white tile); the
instrument measures the black
and white reference material and
updates the calibration files
CIE
Commission Internationale de
l’Eclairage (French); in English,
the International Commission on
Illumination
CIE Color Space
three dimensional opponent
color space, in which colors are
arranged symmetrically
CIELAB
International Color Scale
comprised of L*, a* and b*
values, recommended by the
CIE in 1976