
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 …
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 …
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 …
Spectroscopy | Definition, Types, & Facts | Britannica
Nov 29, 2025 · 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.
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 …
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 …
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 …
Spectroscopy - Resources | PASCO
Jul 31, 2025 · A spectroscope is a hand-held device used to identify the spectral composition of light. Light passes through a slit at one end, enters a prism, and is observed as a spectrum by the user’s eye.
SPECTROSCOPE Definition & Meaning - Merriam-Webster
The meaning of SPECTROSCOPE is an instrument for forming and examining spectra especially in the visible region of the electromagnetic spectrum.
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 …