An apparatus for Raman spectroscopy, comprising: a) at least one excitation source designed to irradiate a sample to be examined with at least a first excitation radiation (R 1) of a first wavelength (λ 1) and a second excitation radiation (R 2) of a second wavelength (λ 2), wherein the first wavelength (λ 1) is different from the second wavelength (λ 2), and designed to irradiate the first excitation radiation (R 1) temporally staggered and temporally separate from the second excitation radiation (R 2), b) a means for spectral decomposition of the first radiation (R 1 ') scattered by the sample and of the second radiation (R 2 ') scattered by the sample, c) a detector with a photosensitive element with at least a first region, wherein the at least first region comprises a plurality of first subregions (41.1), wherein the first subregions (41.1) are each designed to detect an intensity of the first radiation (R 1 ") scattered by the sample and spectrally decomposed and/or an intensity of the second radiation (R 2 ") scattered by the sample and spectrally decomposed, and wherein the photosensitive element is designed to store (40.1) information about the respective intensities detected in the first subregions (41.1), d) a controller designed to identify at least one Raman spectrum from the plurality of the detected intensities upon excitation with the first wavelength (λ 1) and the plurality of the detected intensities upon excitation with the second wavelength (λ 2), characterized in that e) for temporally staggered and temporally separated irradiation of the first radiation (R 1) and second radiation (R 2) onto the sample, the apparatus is designed to only read out the information stored in the photosensitive element for the intensity of the first radiation (R 1 ") scattered by the sample and spectrally decomposed and the intensity of the second radiation (R 2 ") scattered by the sample and spectrally decomposed and transmit it to the controller after the temporally staggered detection of the first radiation (R 1 ") scattered by the sample and spectrally decomposed and the second radiation (R 2 ") scattered by the sample and spectrally decomposed. a) at least one excitation source designed to irradiate a sample to be examined with at least a first excitation radiation (R 1) of a first wavelength (λ 1) and a second excitation radiation (R 2) of a second wavelength (λ 2), wherein the first wavelength (λ 1) is different from the second wavelength (λ 2), and designed to irradiate the first excitation radiation (R 1) temporally staggered and temporally separate from the second excitation radiation (R 2), b) a means for spectral decomposition of the first radiation (R 1 ') scattered by the sample and of the second radiation (R 2 ') scattered by the sample, c) a detector with a photosensitive element with at least a first region, wherein the at least first region comprises a plurality of first subregions (41.1), wherein the first subregions (41.1) are each designed to detect an intensity of the first radiation (R 1 ") scattered by the sample and spectrally decomposed and/or an intensity of the second radiation (R 2 ") scattered by the sample and spectrally decomposed, and wherein the photosensitive element is designed to store (40.1) information about the respective intensities detected in the first subregions (41.1), d) a controller designed to identify at least one Raman spectrum from the plurality of the detected intensities upon excitation with the first wavelength (λ 1) and the plurality of the detected intensities upon excitation with the second wavelength (λ 2),