A confocal measurement device comprising: a plurality of light sources (21a, 21b) for emitting polychromatic light of different wavelength bands; a plurality of optical heads (10a, 10b) each comprising confocal optics for generating an axial chromatic aberration in the light output from the light sources (21a, 21b), irradiating a measurement object (200, 200a, 200b) at multiple points with the light including the axial chromatic aberration, and allowing the light reflected by the measurement object (200, 200a, 200b) to pass back through the plurality of the optical heads (10a, 10b), when the light is in focus on the measurement object (200, 200a, 200b); a single spectrometer unit for dispersing the light; a light guiding unit (22a, 22b, 22c, 22d) for introducing the light passed through the plurality of optical heads (10a, 10b) into the spectrometer; a light receiving unit including light receiving element arranged one-dimensionally along the dispersion direction of the spectrometer for receiving the light dispersed by the spectrometer; and a control unit for obtaining a peak wavelength corresponding to each of the plurality of optical heads (10a, 10b) from the light received at the light receiving unit, wherein a light source (21a, 21b) is provided for each of the plurality of optical heads (10a, 10b); and wherein the control unit is configured to control the timing at which the light sources (21a, 21b) emit light so that the light sources (21a, 21b) emit light in a sequence, and to match the timing at which the light sources (21a, 21b) emit light to obtain a peak wavelength matching that light emitted from the light sources (21a, 21b). a plurality of light sources (21a, 21b) for emitting polychromatic light of different wavelength bands; a plurality of optical heads (10a, 10b) each comprising confocal optics for generating an axial chromatic aberration in the light output from the light sources (21a, 21b), irradiating a measurement object (200, 200a, 200b) at multiple points with the light including the axial chromatic aberration, and allowing the light reflected by the measurement object (200, 200a, 200b) to pass back through the plurality of the optical heads (10a, 10b), when the light is in focus on the measurement object (200, 200a, 200b); a single spectrometer unit for dispersing the light; a light guiding unit (22a, 22b, 22c, 22d) for introducing the light passed through the plurality of optical heads (10a, 10b) into the spectrometer; a light receiving unit including light receiving element arranged one-dimensionally along the dispersion direction of the spectrometer for receiving the light dispersed by the spectrometer; and a control unit for obtaining a peak wavelength corresponding to each of the plurality of optical heads (10a, 10b) from the light received at the light receiving unit, wherein a light source (21a, 21b) is provided for each of the plurality of optical heads (10a, 10b); and wherein the control unit is configured to control the timing at which the light sources (21a, 21b) emit light so that the light sources (21a, 21b) emit light in a sequence, and to match the timing at which the light sources (21a, 21b) emit light to obtain a peak wavelength matching that light emitted from the light sources (21a, 21b).