A spectroscope is a device which measures the spectrum of light. Early spectroscopes were simply a prism with graduations marking wavelengths. Modern spectroscopes generally use a diffraction grating, a movable slit and some kind of photodetector[?], all automated and controlled by a computer.
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North Haven, New York
North Haven is a village located in Suffolk County, New York. As of the 2000 census, the village had a total population of ...