There are two accepted plural forms of the noun lumen:lumenslumina
A lumen of light is a measurement of visible light. It means the brightness of light and can vary depending on the light source.
One lux = one lumen per square metre See link for more detail.
Correct plural of lumen is lumina. (From the latin). However, people seem to accept lumens these days. For example, the correct plural of formula is formulae, but people tend to say formulas.
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Double-lumen PICC lines come in two colors. Red is the blood access lumen or arterial lumen and blue is the blood return lumen or venous lumen. Despite the names, neither lumen is leads to an artery, but both lead into a vein.
the lumen is bright
Lumen - band - was created in 1998.
Lumen Eclipse was created in 2005.
Lumen Pierce was created in 2010.
Lumen Gentium was created in 1964.
The arterial lumen is the opening of the artery. As an analogy, the toilet paper roll lumen is what you put the spindle through.
Lumen
called lumen
There are 1000 milliwatts per lumen.
Lumen Christi College was created in 1997.
Lumen