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candle (int.)
Symbol:  c 
Category:  Luminous intensity 
SI Equivalent:  1.01937 cd
Dimension
System:  UK, INT 
 
Notes
One candle (int.) was specified as the luminous intensity given by a spermaceti candle weighing one sixth pound burning at the rate of 120 grains (av.) an hour. The US unit is a specified fraction of the average horizontal candlepower of a group of 45 carbon-filament lamps preserved at the National Bureau of Standards.
Convert     c  
1 c =
Luminous intensity
  Symbol Unit Name
0.99938  bd  bougie dècimale 
1.01937  bi  bougie international 
1.01937  cd  candela 
1.01937    candle (new unit) 
0.101937    carcel 
0.104058    Carcel unit 
1.12887  HK  hefner unit (hefnerkerze) 
4.9969×10-2    violle 
Glossary