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Related articles:
Lux
Candela
Luminous flux
Video projector
Luminous intensity
Compact fluorescent lamp
Light
Key terms: lumen light area lm peak projector measure white emits total source units just candela luminous flux screen angle brightness square center ansi lumens defined crt video light output white field illuminance peak lumens video projector light source Search external links cited by footnotes on Wikipedia page Lumen (unit): |
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