Orders of magnitude (luminous flux)

Orders of magnitude (luminous flux)

To help compare different orders of magnitude, the following list describes various lumen, which is measured in lm.

Factor
(lm)		 Multiple Value Item
10-2 1 centilumen (clm) 0.025 lm One firefly[1]
101 10 lumen (lm) 12.57 lm One candle[2]
102 1 hectolumen (hlm) 780 lm 60 W incandescent light bulb
102 1 hectolumen (hlm) 875 lm 50 W halogen lamp[3]
102 1 hectolumen (hlm) 900 lm 15 W compact fluorescent lamp[4]
102 1 hectolumen (hlm) 930 lm 75 W incandescent light bulb[4]
102 1 kilolumen (klm) 1000 lm High-power LED[5]
103 1 kilolumen (klm) 1400 lm 75 W halogen lamp[6]
103 1 kilolumen (klm) 1550 lm 23 W compact fluorescent lamp[7][8]
103 1 kilolumen (klm) 2990 lm 200 W incandescent light bulb[4]
104 10 kilolumen (klm) 75,000 lm Edison Commemorative Light Bulb[9]
105 100 kilolumen (klm) 600,000 lm IMAX projector bulb[10]
1028 10 thousand yottalumen (Ylm) 3.0768×1028 lm The Sun (assuming 80W/lm * 384.6YW[11])

See also

References

  1. ^ angy-ga (27 Aug 2005 00:55 PDT). "Firefly Lumens". Google Answers. http://answers.google.com/answers/threadview/id/560859.html. Retrieved 28 July 2011. 
  2. ^ Robert H (Doc) Bryant. "Lumens, Illuminance, Foot-candles and bright shiny beads….". Theledlight.com. http://www.theledlight.com/lumens.html. Retrieved 10 August 2011. 
  3. ^ answers.com - What is the lumen output for a 50W halogen?
  4. ^ a b c en.wikipedia.org/..Compact_fluorescent_lamp 2007-12-27
  5. ^ "Powerful Little Light: LED With 1,000 Lumens". Physorg.com. March 15, 2007. http://www.physorg.com/news93198212.html. Retrieved 28 July 2011. 
  6. ^ oee.nrcan.gc.ca - Lighting Reference Guide - Incandescent Lamps
  7. ^ "Osram Dulux EL electronic energy-saving lamps" (pdf). Osram.dk. http://www.osram.dk/osram_dk/Professionelle/Brochurer_&_kataloger/Energispareprer_og_kompaktrr/e21_DULUX_EL_teknisk_guide.pdf. Retrieved Jan. 04, 2009. [dead link]
  8. ^ "Conventional CFLs". Energy Federation Incorporated. http://www.energyfederation.org/consumer/default.php/cPath/25_44_784. Retrieved 2008-12-23. 
  9. ^ "Edison-Ford Winter Estates, Fort Myers, FL.". Kilokat's Antique Light Bulb Site. Kilokat's Antique Light Bulb Site. http://www.bulbcollector.com/gateway/Collector_Profiles/Edison_Winter_Estates. Retrieved 2 August 2011. 
  10. ^ "About IMAX". The Henry Ford. The Henry Ford. http://www.thehenryford.org/imax/about.aspx. Retrieved 2 August 2011. 
  11. ^ John P. Millis, Ph.D. "The Sun". About.com. http://space.about.com/od/sunsol/a/The-Sun.htm. Retrieved 2 August 2011. 
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See also
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