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visible frequency spectrum

См. также в других словарях:

  • Frequency spectrum — Familiar concepts associated with a frequency are colors, musical notes, radio/TV channels, and even the regular rotation of the earth. A source of light can have many colors mixed together and in different amounts (intensities). A rainbow, or… …   Wikipedia

  • radio frequency spectrum — The range of frequencies within the electromagnetic spectrum above the audio range and below visible light which can be used to transmit voice, video and data, that is, 3kHz to 300GHz. Practical Law Dictionary. Glossary of UK, US and… …   Law dictionary

  • Visible spectrum — White light is dispersed by a prism into the colors of the optical spectrum. The visible spectrum is the portion of the electromagnetic spectrum that is visible to (can be detected by) the human eye …   Wikipedia

  • Frequency — For other uses, see Frequency (disambiguation). Three cyclically flashing lights, from lowest frequency (top) to highest frequency (bottom). f is the frequency in hertz (Hz), meaning the number of cycles per second. T is the period in seconds (s) …   Wikipedia

  • spectrum — /spek treuhm/, n., pl. spectra / treuh/, spectrums. 1. Physics. a. an array of entities, as light waves or particles, ordered in accordance with the magnitudes of a common physical property, as wavelength or mass: often the band of colors… …   Universalium

  • spectrum — /ˈspɛktrəm / (say spektruhm) noun (plural spectra or spectrums) Physics 1. the band of colours (red, orange, yellow, green, blue, indigo, violet) produced when white light passes through a prism. 2. a continuous range of frequencies within which… …  

  • Spectrum (disambiguation) — A spectrum is a condition or value that is not limited to a specific set of values but can vary infinitely within a continuum.Spectrum may refer to:In physical sciences: * electromagnetic spectrum ** visible spectrum or optical spectrum, a subset …   Wikipedia

  • spectrum — [spek′trəm] n. pl. spectra [spek′trə] or spectrums [ModL, special use (by NEWTON2 Sir Isaac, 1671) of L spectrum: see SPECTER] 1. the series of colored bands dispersed and arranged in the order of their respective wavelengths by the passage of… …   English World dictionary

  • Spectrum — A spectrum (plural spectra or spectrums [ [http://dictionary.reference.com/browse/spectrum Dictionary.com] . The American Heritage Dictionary of the English Language , Fourth Edition. Houghton Mifflin Company, 2004. (accessed: January 25, 2008).] …   Wikipedia

  • spectrum — 1. The range of colors presented when white light is resolved into its constituent colors by being passed through a prism or through a diffraction grating : red, orange, yellow, green, blue, indigo, and violet …   Medical dictionary

  • electromagnetic spectrum — noun the entire frequency range of electromagnetic waves • Hypernyms: ↑spectrum • Part Meronyms: ↑radio frequency, ↑extremely low frequency, ↑ELF, ↑very low frequency, ↑VLF, ↑low f …   Useful english dictionary

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