A laser scanner comprising - a base, - a body mounted on the base, - a first motor configured for rotating the body relative to the base around an azimuth axis with a first speed, - a first angle encoder configured for determining a first angle of the body with respect to the azimuth axis, - an emitter configured for emitting a transmission beam, - a receiver configured for detecting a reception beam, - a deflector mounted in the body and configured for o deflecting the transmission beam from the emitter towards a setting, o deflecting the reception beam from the setting to the receiver, - a second motor configured for rotating the deflector relative to the body around an elevation axis with a second speed, the second speed being higher than the first speed, - a second angle encoder configured for determining a second angle of the deflector with respect to the elevation axis, - a processor configured for o determining a distance based on the emitted transmission beam and the detected reception beam, o determining a point based on the first angle, the second angle, and the determined distance, characterised in that the processor is further configured for - determining a plurality of first calibration points of a first calibration area of the setting in a first face, - determining a plurality of second calibration points of the first calibration area in a second face, wherein the first face differs from the second face in a shift of 180° of an azimuthal alignment of the body - determining a first deviation between o at least part of the first calibration area as determined with the first calibration points and o at least part of the first calibration area as determined with the second calibration points, and - based on the first deviation, determining first calibration parameters, wherein determining the point is further based on the first calibration parameters. - a base, - a body mounted on the base, - a first motor configured for rotating the body relative to the base around an azimuth axis with a first speed, - a first angle encoder configured for determining a first angle of the body with respect to the azimuth axis, - an emitter configured for emitting a transmission beam, - a receiver configured for detecting a reception beam, - a deflector mounted in the body and configured for o deflecting the transmission beam from the emitter towards a setting, o deflecting the reception beam from the setting to the receiver, o deflecting the transmission beam from the emitter towards a setting, o deflecting the reception beam from the setting to the receiver, - a second motor configured for rotating the deflector relative to the body around an elevation axis with a second speed, the second speed being higher than the first speed, - a second angle encoder configured for determining a second angle of the deflector with respect to the elevation axis, - a processor configured for o determining a distance based on the emitted transmission beam and the detected reception beam, o determining a point based on the first angle, the second angle, and the determined distance, characterised in that the processor is further configured for o determining a distance based on the emitted transmission beam and the detected reception beam, o determining a point based on the first angle, the second angle, and the determined distance, - determining a plurality of first calibration points of a first calibration area of the setting in a first face, - determining a plurality of second calibration points of the first calibration area in a second face, wherein the first face differs from the second face in a shift of 180° of an azimuthal alignment of the body - determining a first deviation between o at least part of the first calibration area as determined with the first calibration points and o at least part of the first calibration area as determined with the second calibration points, and o at least part of the first calibration area as determined with the first calibration points and o at least part of the first calibration area as determined with the second calibration points, and - based on the first deviation, determining first calibration parameters, wherein determining the point is further based on the first calibration parameters.