Definition of Lumen. Meaning of Lumen. Synonyms of Lumen

Here you will find one or more explanations in English for the word Lumen. Also in the bottom left of the page several parts of wikipedia pages related to the word Lumen and, of course, Lumen synonyms and on the right images related to the word Lumen.

Definition of Lumen

Lumen
Lumen Lu"men, n.; pl. L. Lumina, E. Lumens. [L., light, an opening for light.] 1. (Photom.) (a) A unit of illumination, being the amount of illumination of a unit area of spherical surface, due to a light of unit intensity placed at the center of the sphere. (b) A unit of light flux, being the flux through one square meter of surface the illumination of which is uniform and of unit brightness. 2. (Biol.) An opening, space, or cavity, esp. a tubular cavity; a vacuole.

Meaning of Lumen from wikipedia

- Look up lumen in Wiktionary, the free dictionary. Lumen may refer to: Lumen (unit), the SI unit of luminous flux Lumen (anatomy), the cavity or channel...
- Lumen Field is a multi-purpose stadium in Seattle, Washington, United States. Located in the city's SoDo neighborhood, it is the home field for the Seattle...
- Lumen Technologies, Inc. (formerly CenturyLink, Inc.) is an American telecommunications company headquartered in Monroe, Louisiana, which offers communications...
- The lumen (symbol: lm) is the SI unit of luminous flux, which quantifies the perceived power of visible light emitted by a source. Luminous flux differs...
- Lumen Ann Pierce is a fictional character portra**** by Julia Stiles in the Showtime television series Dexter, season 5. Lumen is introduced in the third...
- In lighting design, the lumen method, (also called zonal cavity method), is a simplified method to calculate the light level in a room. The method is...
- a system that automatically adjusts the level of detail of meshes, and Lumen, a dynamic global illumination and reflections system that leverages software...
- Lumen, formerly Chilling Effects, is an American collaborative archive created by Wendy Seltzer and operated by the Berkman Klein Center for Internet...
- Lumen (tech company) may refer to: Lumen Technologies, an American telecommunications company Lumen, the manufacturer of Lumen metabolism tracker Lumen...
- Lumen maintenance is the most useful gauge to determine the lifetime or useful light output rating of an LED light source. Unlike traditional light sources...