microspectroscope

from The Century Dictionary.

• noun A combination of the spectroscope with the microscope, by the use of which it is possible to examine the absorption-bands in minute quantities of a Substance.

from the GNU version of the Collaborative International Dictionary of English.

• noun (Physics) A spectroscope arranged for attachment to a microscope, for observation of the spectrum of light from minute portions of any substance.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• noun A spectroscope that incorporates a microscope, and that can measure the spectra of microscopic objects