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Key terms: conditions device dimensionless efficiency electromagnetic emission emitted energy expressed eye filament fraction human eye infin int j lambda lambda d ler light light bulb lm luminosity function luminous coefficient luminous efficacy luminous efficacy of a source luminous efficacy of radiation luminous efficiency luminous flux math maximum possible nm outside overall luminous photometry photopic radiant flux response solid source spectral temperatures units visible spectrum watt wavelength Search external links cited by footnotes on Wikipedia page Luminous efficacy: |
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