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law of reciprocity |
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law of reciprocity [‚lȯ əv ‚rēs·ə′präs·əd·ē] (graphic arts) The rule that the exposure time required to produce a specified density in a photographic emulsion is proportional to the reciprocal of the light intensity; it fails for low light intensities. 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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| 10) For a given photoresponse, the law of reciprocity states that The law of reciprocity states that the photoresponse of a material is dependent only on the total energy involved and is independent of the intensity (or irradiance) of the radiation and the exposure time taken separately. BNI is successful and relatable anywhere in the world because it is rooted in the idea of the universal law of reciprocity. |
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