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spectrograph    音标拼音: [sp'ɛktrəgr,æf]
n. 光谱摄制仪,摄谱仪

光谱摄制仪,摄谱仪

spectrograph
n 1: a spectroscope by which spectra can be photographed
2: a photographic record of a spectrum [synonym: {spectrogram},
{spectrograph}]

Spectrograph \Spec"tro*graph\, n. [Spectrum graph.] (Physics)
(a) An apparatus for photographing or mapping a spectrum.
(b) A photograph or picture of a spectrum. --
{Spec`tro*graph"ic}, a. -- {Spec`tro*graph"ic*al*ly},
adv. -- {Spec*trog"ra*phy}, n.
[Webster 1913 Suppl.]


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  • Optical spectrometer - Wikipedia
    An optical spectrometer (spectrophotometer, spectrograph or spectroscope) is an instrument used to measure properties of light over a specific portion of the electromagnetic spectrum, typically used in spectroscopic analysis to identify materials [1]
  • How Does a Spectrograph Work? [Infographic] - Scientific American
    First, light travels from a telescope through a small opening in the spectrograph to a collimating mirror that lines up all entering rays of light parallel to one another before they reach a
  • Spectrometers, monochrometers and spectrographs - Horiba
    A spectrograph splits light from an object into its component wavelengths so that it can be recorded and analyzed It provides an image of defined bandwidth and wavelength A spectrograph includes some means, like an electronic detector, for recording the spectrum for analysis
  • How a Spectrograph Works - Science@NASA
    A spectrograph passes light coming into the telescope through a tiny hole or slit in a metal plate to isolate light from a single area or object This light is bounced off a special grating, which splits the light into its different wavelengths (just like a prism makes rainbows)
  • What are optical spectrographs used for- Oxford Instruments
    A spectrograph is an instrument used to separate and measure the wavelengths present in Electromagnetic radiation and to measure the relative amounts of radiation at each wavelength In other words obtain and record the spectral content of light or its ‘spectrum’
  • Spectrographs – spectroradiometers, multi-channel photodetector
    A spectrograph contains a fixed diffraction grating or some other kind of polychromator (a device which can spatially separate different wavelength components of light) and some kind of multi-channel photodetector (e g a photodiode array) for measuring the spectral light intensities
  • SPECTROGRAPH Definition Meaning - Merriam-Webster
    The meaning of SPECTROGRAPH is an instrument for dispersing radiation (such as electromagnetic radiation or sound waves) into a spectrum and recording or mapping the spectrum
  • Spectrograph and Spectroscopy | ESA Webb
    Spectrographs are instruments that are used to conduct spectroscopy They provide scientists with the data they need to analyse the materials that make up stars, nebulae, galaxies and the atmospheres of planets
  • Spectrometer, Spectroscope, and Spectrograph - SPIE
    A spectrograph is an instrument that separates incoming light by its wavelength or frequency and records the resulting spectrum in some kind of multichannel detector, like a photographic plate





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