Colorimetry
Colorimetry
Colorimetry (pronunciation: /kəˈlɒrɪmɪtri/) is a scientific technique used to quantify and describe physically defined colors. It is a branch of Spectrophotometry that is concerned with the measurement of color.
Etymology
The term "Colorimetry" is derived from two Latin words: "color" meaning color, and "metry" meaning to measure.
Definition
Colorimetry is the science and technology used to quantify and describe physically defined colors. It involves the human eye's perception of color, which is subjective, and the objective description of color in terms of a device-independent specification of color.
Related Terms
- Spectrophotometry: An analytical method to measure how much a chemical substance absorbs light by measuring the intensity of light as a beam of light passes through sample solution.
- Chromatography: A laboratory technique for the separation of a mixture.
- Photometry (optics): The science of measurement of light, in terms of its perceived brightness to the human eye.
- Color space: A specific organization of colors, which allows for reproducible representations of color in both analog and digital representations.
Applications
Colorimetry has a wide range of applications, including paint and coating industries, textile industry, food and beverage industry, and in the field of cosmetics. It is also used in medical diagnostics and in the field of pharmaceuticals.
See Also
External links
- Medical encyclopedia article on Colorimetry
- Wikipedia's article - Colorimetry
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