Visible Light

  • (noun): (physics) electromagnetic radiation that can produce a visual sensation.
    Synonyms: light, visible radiation

Some articles on light, visible light, visible:

Luminous Efficacy
... Luminous efficacy is a measure of how well a light source produces visible light ... is a measure of the efficiency with which the source provides visible light from electricity ... given quantity of electromagnetic radiation from a source produces visible light the ratio of luminous flux to radiant flux ...
Invisibility - Technological - Practical Efforts
... to radio waves within five years, and eventually visible light is a possibility ... The theory that light waves can be acted upon the same way as radio waves is now a popular idea among scientists and can be compared to a stone in a river, in which the ... Comparing light waves to the water and whatever object that is being "cloaked" to the stone, the desire is to have light waves pass around that object, leaving no visible aspects of it, possibly not ...
Milagro (experiment)
... Like conventional telescopes, Milagro was sensitive to light but the similarities ended there ... Whereas "normal" astronomical telescopes view the universe in visible light, Milagro saw the universe at very high energies ... The light that Milagro saw was about 1 trillion times more energetic than visible light ...
Sunshiny - Composition and Power
... See also Ultraviolet, Infrared, and Light The spectrum of the Sun's solar radiation is close to that of a black body with a temperature of about 5,800 K ... The Sun does, however, emit X-rays, ultraviolet, visible light, infrared, and even radio waves ... radiation is at higher frequency than violet light (and, hence also invisible to the human eye) ...
Ionizing Radiation
... In some cases, it may lead to secondary emission of visible light upon interaction with matter, as in Cherenkov radiation and radioluminescence ... order of increasing frequency) radio waves, microwaves, terahertz radiation, infrared radiation, visible light, ultraviolet radiation, X-rays and gamma rays ... A small window of frequencies, called visible spectrum or light, is sensed by the eye of various organisms ...

Famous quotes containing the words light and/or visible:

    Like the old soldier of the ballad, I now close my military career and just fade away, an old soldier who tried to do his duty as God gave him the light to see that duty. Goodbye.
    Douglas MacArthur (1880–1964)

    Rome, the city of visible history, where the past of a whole hemisphere seems moving in funeral procession with strange ancestral images and trophies gathered from afar.
    George Eliot [Mary Ann (or Marian)