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...
- Lumen can refer to: Lumen (unit), the SI unit of luminous flux Lumen (anatomy), the cavity or channel within a tubular structure Thylakoid lumen, the inner...
- few lumens (because most of the energy is in the infrared, leaving only a dim red glow in the visible). Watts are units of radiant flux while lumens are...
- biology, a lumen (plural lumina) is the inside space of a tubular structure, such as an artery or intestine. 1 It comes from Latin lumen, meaning 'an...
- 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...
- Lumen (minor planet designation: 141 Lumen) is a carbonaceous asteroid from the intermediate asteroid belt, approximately 130 kilometers in diameter. It...
- investment. The cryptocurrency, originally known as stellar, was later called Lumens or XLM. In August 2014, Mercado Bitcoin, the first Brazilian bitcoin exchange...
- 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...
- produces 218 lumens. By comparison, a 60-watt household incandescent lamp will produce about 900 lumens. The luminous efficacy or lumens produced per...
- 10,000 hours. A CFL produces 44-80 lumens/watt, depending on the wattage of the bulb. Examples of lumens and lumens/watt for different size CFLs: A cold...
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