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mechanical equivalent of light |
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mechanical equivalent of light [mi′kan·ə·kəl i′kwiv·ə·lənt əv ′līt] (optics) The ratio of the radiant power emitted by a monochromatic light source whose wavelength is that at which the sensitivity of phototopic vision is greatest (about 555 nanometers), to its luminous flux measured in lumens. 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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