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What is a lumen?

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Answer:

a measurement of the amount of visible light.

Contributor:

Kevin

First answer by Kevin Harjamaki. Last edit by Kevin Harjamaki. Contributor trust: 7 [recommend contributor ]. Question popularity: 3 [recommend question].

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What is lumen?
The lumen (symbol: lm), the SI unit of luminous flux, a measure of the perceived power of light
What is lumens value?
A lumen is a unit of luminous flux. It is represented by the abbreviation 'lm'. One lumen equals the amount of light emitted in a solid angle from a source that radiates to an equal extent in all...
What is the difference between lumen and ansi lumen or how many ansi lumen equals 1000 lumen?
lumen is the measurement of how bright a specific point is, so in reference to the brightness of a projector, this will refer to the brightest part of the projected image. ANSI lumens is the...
How many ansi lumen equals 1000 lumen?
1000 lumens = 1000 ANSI lumens
What is the arterial lumen?
The arterial lumen is the opening of the artery. As an analogy, the toilet paper roll lumen is what you put the spindle through.