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Hurter and Driffield characteristic curve |
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Hurter and Driffield characteristic curve [′hərd·ər ən ′dri‚fēld ‚kar·ik·tə¦ris·tik ′kərv]
(graphic arts) A graph showing the dependence of the optical density of a photographic emulsion on the logarithm of its exposure to light. Abbreviated H-D curve. Want to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit the webmaster's page for free fun content. |
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