Definition of Lumens. Meaning of Lumens. Synonyms of Lumens

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

Definition of Lumens

Lumens
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.
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 Lumens from wikipedia

- produces 1200 "peak" lumens but just 200 ANSI lumens. Brightness (white light output) measures the total amount of light projected in lumens. The color brightness...
- formerly known as CenturyLink Stellar Lumens, a cryptocurrency and payment network USS Lumen (AKA-30), a US Navy ship Lumen, a dating app owned by MagicLab...
- produces 218 lumens. By comparison, a 60-watt household incandescent lamp will produce about 900 lumens. The luminous efficacy or lumens produced per...
- The follicular lumen is the fluid-filled space within a follicle of the thyroid gland. There are hundreds of follicles within the thyroid gland. A follicle...
- 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...
- sources produce far fewer lumens per watt than the theoretical maximum of 683.002 lm/W. The ratio between the actual number of lumens per watt and the theoretical...
- The Lumen is a high-rise apartment building in the Playhouse Square district of downtown Cleveland, Ohio. Completed in 2020, the 34-story, 396-foot (121 m)...
- In biology, a lumen (plural lumina) is the inside space of a tubular structure, such as an artery or intestine. It comes from Latin lumen 'an opening'...
- reflect the overall performance of a lamp over its life. LLD = (mean lumens/rated lumens) Those values can be found from the lamp manufacturer data Ballast...
- produced 1,000 lumens of light when it was brand new and now produces 700 lumens of light after 30,000 hours, then it would have lumen maintenance of...