Lumen may refer to: *

Lumen (unit) 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 from power (radiant flux), which encompasses all electromagnetic waves emitted, including ...

, the SI unit of luminous flux *

Lumen (anatomy) In biology, a lumen (: lumina) is the inside space of a tubular structure, such as an artery or intestine. It comes . It can refer to: *the interior of a vessel, such as the central space in an artery, vein or capillary through which blood flows ...

, the cavity or channel within a tubular structure *

Lumen (band) Lumen is a Russian rock band from Ufa. It has released seven studio albums to date. The band considers February 12, 1998 as its birthday because on that date it performed as "Lumen" for the first time. The band's earlier works have an alterna ...

, a Russian rock band * Lumen (branding agency), a design and branding company headquartered in Milan, Italy * The Lumen (Cleveland), a skyscraper in downtown Cleveland *

Lumen (website) Lumen, formerly Chilling Effects, is an American collaborative archive created by Wendy Seltzer and operated by the Berkman Klein Center for Internet & Society at Harvard University Harvard University is a Private university, private ...

, a database of Digital Millennium Copyright Act takedown requests *

141 Lumen 141 Lumen is a carbonaceous asteroid from the intermediate asteroid belt, approximately 130 kilometers in diameter. It is an identified Eunomia family#Interlopers, Eunomian interloper. Description It was discovered on January 13, 1875, by th ...

, an asteroid *

Lumen Martin Winter Lumen Martin Winter (December 12, 1908 – April 5, 1982) was an American public artist whose skills in sculpture, paintings, and works on paper, were widely known during his lifetime. His ability to master a wide range of media – including oil ...

(1908–1982), American artist *

Lumen (metabolism tracker) The Lumen metabolism tracker is a product for measuring metabolism, developed and marketed by MetaFlow Ltd., which operates under the trade name Lumen. Overview Lumen is a health and wellness technology company founded in 2018 by twin sisters M ...

, a health and wellness product *

Lumen Pierce Lumen Ann Pierce is a fictional character portrayed by Julia Stiles in the Showtime television series ''Dexter'', season 5. Lumen is introduced in the third episode (" Practically Perfect") as a survivor of rapist-serial killer Boyd Fowler. ...

, a fictional character in the television series ''Dexter'' *

Lumen Technologies Lumen Technologies, Inc. (formerly CenturyLink, Inc.) is an American telecommunications company headquartered in Monroe, Louisiana, which offers communications, network services, security, cloud solutions, voice and managed services through ...

, telecommunications company formerly known as CenturyLink *

Stellar Lumens Stellar, or Stellar Lumens (XLM) is a cryptocurrency protocol which allows transactions between any pair of currencies. The Stellar protocol is supported by the nonprofit Stellar Development Foundation (though this organization does not have 50 ...

, a cryptocurrency and payment network * USS ''Lumen'' (AKA-30), a US Navy ship *

Lumen (dating app) Lumen was a dating app launched in 2018 for individuals over 50, co-founded by Charly Lester. Her app attracted more than 1.5 million users in less than a year. The app operated on a freemium model, allowing users to join for free while generating ...

, a dating app for people over fifty * Lumen, an office building in Warsaw, Poland, part of

Złote Tarasy The Złote Tarasy, also known by its anglicized name Golden Terraces, is a commercial, office, and entertainment complex in the city centre of Warsaw, Poland. It is located at 59 Złota Street, between Jana Pawła II and Emilii Plater. It was o ...

complex * ''Lumen'' (novel), an 1887 novel by

Camille Flammarion Nicolas Camille Flammarion FRAS (; 26 February 1842 – 3 June 1925) was a French astronomer and author. He was a prolific author of more than fifty titles, including popular science works about astronomy, several notable early science fiction ...

See also