prism spectroscope(n = noun.artifact) spectroscope - an optical instrument for spectrographic analysis;
is a kind of optical instrument
has parts: collimator, optical prism, prism
has particulars: mass spectrometer, spectrometer, spectrograph

erecting prism, nicol prism, optical prism, prism, prism glass, quadrangular prism, rochon prism, spectroscope, triangular prism, wollaston prism