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Related articles:
Luminous flux
Video projector
Luminous efficacy
Candela
Luminosity function
Lux
SI derived unit
Lighting
Compact fluorescent lamp
Key terms: lumen projector light luminous luminous flux measured area source white peak brightness light output candela video projector emits total angle units screen sr square just defined white field lm full watt Search external links cited by footnotes on Wikipedia page Lumen (unit): |
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