bn:00000464n
Noun Concept
Categories: Spectroscopy, Optical filters, Logarithmic scales of measurement
EN
absorbance  optical density  photographic density  transmission density  decadic absorbance
EN
(physics) a measure of the extent to which a substance transmits light or other electromagnetic radiation WordNet 3.0
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EN
(physics) a measure of the extent to which a substance transmits light or other electromagnetic radiation WordNet 3.0 & WordNet 2020
In optics, absorbance or decadic absorbance is the common logarithm of the ratio of incident to transmitted radiant power through a material, and spectral absorbance or spectral decadic absorbance is the common logarithm of the ratio of incident to transmitted spectral radiant power through a material. Wikipedia
In physics, the fraction of radiation absorbed at a given wavelength Wikipedia Disambiguation
Common logarithm of the ratio of incident to transmitted radiant power through a material; the optical depth divided by ln Wikidata
A logarithmic measure of the amount of light that is absorbed when passing through a substance; the capacity of a substance to absorb light of a given wavelength; optical density. Wiktionary
Logarithmic measure. Wiktionary (translation)
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