¹ Source: wiktionary.com
Definition of Lumens
1. lumen [n] - See also: lumen
Lexicographical Neighbors of Lumens
Literary usage of Lumens
Below you will find example usage of this term as found in modern and/or classical literature:
1. Lectures: On Illuminating Engineering Delivered at the Johns Hopkins by Johns Hopkins University, Illuminating Engineering Society (1911)
"This gives a total of 1480 lumens which would require a luminous source of 235
mean spherical candle-power. It will be interesting to note in the above ..."
2. Lectures: On Illuminating Engineering Delivered at the Johns Hopkins by Johns Hopkins University, Illuminating Engineering Society (1911)
"This gives a total of 1480 lumens which would require a luminous source of 235
mean spherical candle-power. It will be interesting to note in the above ..."
3. Light, Photometry and Illumination: A Thoroughly Rev. Ed. of "Electrical by William Edward Barrows (1912)
"Ft, the total lumens radiated by each lamp. S, the area of the surface illuminated.
3. The Effective lumens per Watt or per Cubic Foot of Gas per Hour. ..."
4. American Electricians' Handbook: A Reference Book for Practical Electrical by Terrell Croft (1921)
"The method of computing from its distribution graph the total flux, in lumens,
emitted by a light source is this: From the distribution graph of any light ..."
5. Theoretical and Practical Electrical Engineering: Comprising a Course of by Louis Denton Bliss (1922)
"Lamps are now quite frequently rated in lumens instead of candle power. Roughly,
the lumens are equal to ten times the- candle power. Accurately the lumens ..."
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