an instrument that produced monochromatic photographs of the sun using light at a selected wavelength

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  • Spectroheliograph — Spec tro*he li*o*graph, n. (Astrophysics) An apparatus for making spectroheliograms, consisting of a spectroscopic camera used in combination with a telescope, and provided with clockwork for moving the sun s image across the slit. {Spec tro*he… …   The Collaborative International Dictionary of English

  • spectroheliograph — ☆ spectroheliograph [spek΄trō hē′lē əgraf΄, spek΄trō hē′lē əgräf΄ ] n. an instrument acting like a filter, for photographing the sun using light from only one spectral line, usually from hydrogen (red) or calcium (violet) …   English World dictionary

  • Spectroheliograph — The spectroheliograph is an instrument used in astronomy. It captures a photographic image of the Sun at a single wavelength of light, a monochromatic image. The wavelength is usually chosen to coincide with a spectral wavelength of one of the… …   Wikipedia

  • spectroheliograph — spektroheliografas statusas T sritis Standartizacija ir metrologija apibrėžtis Spektrinis aparatas Saulei fotografuoti vienspalvėje šviesoje. atitikmenys: angl. spectroheliograph vok. Spektroheliograph, m rus. спектрогелиограф, m pranc.… …   Penkiakalbis aiškinamasis metrologijos terminų žodynas

  • spectroheliograph — spektroheliografas statusas T sritis fizika atitikmenys: angl. spectroheliograph vok. Spektroheliograph, m rus. спектрогелиограф, m pranc. spectrohéliographe, m …   Fizikos terminų žodynas

  • spectroheliograph — noun Etymology: International Scientific Vocabulary Date: 1892 an apparatus for making spectroheliograms • spectroheliography noun …   New Collegiate Dictionary

  • spectroheliograph — spectroheliographic /spek troh hee lee euh graf ik/, adj. /spek troh hee lee euh graf , grahf /, n. an apparatus for making photographs of the sun with a monochromatic light to show the details of the sun s surface and surroundings as they would… …   Universalium

  • spectroheliograph — instrument for taking pictures of the sun Scientific Instruments …   Phrontistery dictionary

  • spectroheliograph — [ˌspɛktrə(ʊ) hi:lɪəgrα:f] noun an instrument for photographing or recording the sun s image using light of particular wavelengths …   English new terms dictionary

  • spectroheliograph — spec·tro·heliograph …   English syllables

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