About 11,900 results
Open links in new tab
  1. 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 …

  2. What is a Spectroscope? (with pictures) - AllTheScience

    May 21, 2024 · A spectroscope is a scientific instrument that splits light into its different wavelengths, which humans see as different colors. Violet has the shortest wavelength that people can see and …

  3. Spectroscopy 101 – Introduction - NASA Science

    Sep 9, 2025 · Spectroscopy is used to figure out what things are made of, how hot they are, how dense they are, and how fast they are moving in space. Spectroscopy works because light and matter …

  4. Spectroscopy | Definition, Types, & Facts | Britannica

    Jan 7, 2026 · spectroscopy, study of the absorption and emission of light and other radiation by matter, as related to the dependence of these processes on the wavelength of the radiation.

  5. What Is the Purpose of a Spectroscope? - Biology Insights

    Aug 16, 2025 · A spectroscope is a scientific instrument designed to analyze light. By examining light emitted, absorbed, or reflected by various substances, this device helps scientists understand the …

  6. Spectroscopy: A Measurement Powerhouse | NIST

    Mar 28, 2025 · Scientists use spectroscopy to analyze starlight and other signals from outer space, to define the ticks in atomic clocks, to detect chemical pollutants in the air, to determine the composition …

  7. Spectroscope | Definition, Diagram & Parts - Study.com

    What is a Spectroscope? A spectroscope teaches scientists about the composition of objects. So, what does a spectroscope do? A spectroscope is defined as an instrument that measures the chemical...

  8. Spectrometer, Spectroscope, and Spectrograph - SPIE

    A spectroscope is a device that measures the spectrum of light. Early versions had a slit, a prism, and a screen with markings to indicate various wavelengths or frequencies; later versions were calibrated …

  9. Introduction to spectroscopy | Resource | RSC Education

    When a beam of white light strikes a triangular prism it is separated into its various components (ROYGBIV). This is known as a spectrum. The optical system which allows production and viewing …

  10. 10.1: Overview of Spectroscopy - Chemistry LibreTexts

    Despite the difference in instrumentation, all spectroscopic techniques share several common features. Before we consider individual examples in greater detail, let’s take a moment to consider some of …