Device for the three-dimensional detecting of a surface structure (11; 11'; 11"; 11'''), in particular for detecting teeth , a) with a chromatic-confocal optics comprising an optical axis , and b) with a light source (16; 16a; 16b; 16c) which has a raster of individual light sources spaced laterally to the optical axis , c) wherein the optics images the individual light sources onto the surface structure (11; 11'; 11"; 11''') such that a raster of measurement points , which are laterally spaced apart from one another, is generated there, d) wherein an image recording unit (50; 50a; 50b) is optically arranged with respect to the individual light sources in such a way to detect the raster of measurement points wherein e) a control and evaluation device is provided, which is configured - to control the light source (16; 16a; 16b; 16c) such that the individual light sources emit light of different spectral composition in temporal sequence, and - to detect the raster of measurement points correlated with the temporal sequence of the light emitted by the individual light sources with the aid of the image recording unit (50; 50a; 50b), characterized in that the light source comprises at least two broadband, individually controllable light sources (21.m) before a raster element for generating the individual light sources , which are configured so small that the image of each individual light source is imaged practically completely on the same measurement point, and whose wavelength spectrum in each case has a sinusoidal or triangular intensity distribution which at least partially overlap, so that by a periodic phase-offset sinusoidal or triangular control of the controllable light sources (21.m) a periodic spectral shift of the light of the individual light sources occurs by superimposition of the light of the broadband, individually controllable light sources (21.m). a) with a chromatic-confocal optics comprising an optical axis , and b) with a light source (16; 16a; 16b; 16c) which has a raster of individual light sources spaced laterally to the optical axis , c) wherein the optics images the individual light sources onto the surface structure (11; 11'; 11"; 11''') such that a raster of measurement points , which are laterally spaced apart from one another, is generated there, d) wherein an image recording unit (50; 50a; 50b) is optically arranged with respect to the individual light sources in such a way to detect the raster of measurement points wherein e) a control and evaluation device is provided, which is configured - to control the light source (16; 16a; 16b; 16c) such that the individual light sources emit light of different spectral composition in temporal sequence, and - to detect the raster of measurement points correlated with the temporal sequence of the light emitted by the individual light sources with the aid of the image recording unit (50; 50a; 50b), - to control the light source (16; 16a; 16b; 16c) such that the individual light sources emit light of different spectral composition in temporal sequence, and - to detect the raster of measurement points correlated with the temporal sequence of the light emitted by the individual light sources with the aid of the image recording unit (50; 50a; 50b), <EOS>