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 ), <EOS>