An optical instrument consisting of a slit, collimator lens, grating (or prism), and a telescope or objective lens which produces a spectrum for visual observation
An instrument that breaks up the white light from a star into its different colors
An instrument that measures the individual wavelengths of light in a beam of light
A spectroscope is an instrument that is used to identify gemstones It works by determining the light waves that a stone absorbs; different stones absorb different wavelengths of light
An instrument that separates light into it's different wavelengths It is the instrument that permits us to identify the elements in a particular light source
An optical instrument consisting of a slit, collimator lens, prism or grating, and a telescope or objective lens which produces a spectrum for visual observation