An acousto-optical system comprising: at least one acousto-optical element having at least one transducer that is attached to a crystal having an input end configured to receive input light and having an output end configured to transmit output light, the transducer being configured to receive an analog electronic driver signal, generate acoustic waves, and transmit these acoustic waves into the crystal; a driver unit for generating at least one analog electronic driver signal for driving acousto-optical elements configured to modify light transmitted through the acousto-optical element, said driver unit comprising: a digital data processing unit for generating a digital combination signal, the digital data processing unit comprising: a digital frequency calculation unit for calculating and generating at least two initial digital signals, each of the two initial digital signals forming the basis for generating particular acoustic frequencies by the transducer; a superposing unit configured to combine the at least two initial digital signals into one single digital combination signal; a digital modification unit configured to calculate phase shifts between the at least two initial digital signals such as to reduce the maximum amplitude in the digital combination signal to a minimum and configured to modify the phases of the at least two initial digital signals with respect to each other prior to superposing into the digital combination signal accordingly; at least one digital-to-analog converter configured to transform the digital combination signal into an initial analog driver signal; and an amplifier (25, 33) for amplifying the initial analog driver signal to become said analog electronic driver signal. at least one acousto-optical element having at least one transducer that is attached to a crystal having an input end configured to receive input light and having an output end configured to transmit output light, the transducer being configured to receive an analog electronic driver signal, generate acoustic waves, and transmit these acoustic waves into the crystal; a driver unit for generating at least one analog electronic driver signal for driving acousto-optical elements configured to modify light transmitted through the acousto-optical element, said driver unit comprising: a digital data processing unit for generating a digital combination signal, the digital data processing unit comprising: a digital frequency calculation unit for calculating and generating at least two initial digital signals, each of the two initial digital signals forming the basis for generating particular acoustic frequencies by the transducer; a superposing unit configured to combine the at least two initial digital signals into one single digital combination signal; a digital modification unit configured to calculate phase shifts between the at least two initial digital signals such as to reduce the maximum amplitude in the digital combination signal to a minimum and configured to modify the phases of the at least two initial digital signals with respect to each other prior to superposing into the digital combination signal accordingly; at least one digital-to-analog converter configured to transform the digital combination signal into an initial analog driver signal; and an amplifier (25, 33) for amplifying the initial analog driver signal to become said analog electronic driver signal. a digital data processing unit for generating a digital combination signal, the digital data processing unit comprising: a digital frequency calculation unit for calculating and generating at least two initial digital signals, each of the two initial digital signals forming the basis for generating particular acoustic frequencies by the transducer; a superposing unit configured to combine the at least two initial digital signals into one single digital combination signal; a digital modification unit configured to calculate phase shifts between the at least two initial digital signals such as to reduce the maximum amplitude in the digital combination signal to a minimum and configured to modify the phases of the at least two initial digital signals with respect to each other prior to superposing into the digital combination signal accordingly; a digital frequency calculation unit for calculating and generating at least two initial digital signals, each of the two initial digital signals forming the basis for generating particular acoustic frequencies by the transducer; a superposing unit configured to combine the at least two initial digital signals into one single digital combination signal; a digital modification unit configured to calculate phase shifts between the at least two initial digital signals such as to reduce the maximum amplitude in the digital combination signal to a minimum and configured to modify the phases of the at least two initial digital signals with respect to each other prior to superposing into the digital combination signal accordingly; at least one digital-to-analog converter configured to transform the digital combination signal into an initial analog driver signal; and an amplifier (25, 33) for amplifying the initial analog driver signal to become said analog electronic driver signal.