Recent Examples on the WebThe planetary fragment at SDSS J1228 was found by examining the spectra of the star, or the breaking down of its light into constituent elements with a device called a spectroscope. John Wenz, Popular Mechanics, 4 Apr. 2019 Similar in design to a telescope, the spectroscope worked like a super-powered prism, dispersing light into measurable wavelengths. Chris Stirewalt, Fox News, 17 Aug. 2018 The Webb will include a more advanced spectroscope capable of peering even deeper into time. Jason Daley, Smithsonian, 19 Jan. 2018 But a bright yellow line seen through the spectroscope, initially thought to be an identifier of sodium, did not match the wavelength of sodium. Kenneth Chang, New York Times, 14 Aug. 2017