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optic density |
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optic density, a number describing the blackening of an x-ray film in any specified location. In general, the optic density is the logarithm of the ratio of incident light intensity to the intensity of light transmitted through that area and is measured with a densitometer. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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