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Hefner candle

American  
[hef-ner] / ˈhɛf nər /

noun

Optics.
  1. a German unit of luminous intensity, equal to 0.92 of a candela.


Etymology

Origin of Hefner candle

First recorded in 1895–1900; named after Friedrich von Hefner- Alteneck (1845–1904), German electrical engineer