Home >> Textile Processing Articles-2
*Frequently asked questions about Color Physics
This FAQ concerns the measurement and control of colored surfaces such as plastics, textiles, surface
coatings etc. It is intended for practitioners rather than theoreticians.
Light and Matter
What is the color spectrum?
What happens when light strikes the surface of a material? How is light absorbed?
How is light scattered?
Why are some substances colored?
Color Vision
What is color?
How does the eye work?
What are scotopic and photopic vision? What is chromatic aberration?
What is trichromacy?
What is the opponent theory of color vision? What are brightness, hue, and colorfulness?
CIE Color Specification
What is additive color matching? What are the additive primaries? What does CIE stand for?
What is the CIE 1931 system?
What is the CIE standard observer?
What are the tristimulus values?
Why are the CIE primaries often called imaginary primaries? How can tristimulus values be calculated?
What color measurement devices are available?
How does a reflectance spectrophotometer work?
What is the optical geometry of a spectrophotometer?
How does a colorimeter work?
What is the specular component of reflectance?
What is the difference between a light source and an illuminant? What is $ D65?
What is TL84?
What is CIE 1931 color space?
Why is the 1931 standard observer called a 2 degree observer? What is the 10 degree observer?
What are chromaticity coordinates?
What is the CIE L * a* b* color space?
Should I use L * a* b* or L * C* H*ab specification?
Color Difference Evaluation
What are CIELAB color differences?
How do i get descriptive color differences? What does Delta E stand for?
Which color difference equation should I use? |
