Surveying apparatus for surveying an object, comprising a lens arrangement including at least one movably arranged focus lens element for focusing to sight an object; an imaging unit configured to obtain an image of at least a part of the object; a distance measuring unit configured to measure a distance to the object along the optical axis of the distance measuring unit; and a beam splitter/combiner (150, 150') configured to combine a part of the optical imaging path of the imaging unit and a part of the optical distance measuring path of the distance measuring unit so that the optical axis of the imaging unit and the optical axis of the distance measuring unit are at least coaxially arranged with the optical axis of the lens arrangement between the lens arrangement and the beam splitter/combiner, wherein the distance measuring unit comprises a laser and a detector; and wherein the beam splitter/combiner is configured to split light reflected from the object traversing the lens arrangement into imaging light along the optical imaging path and into distance measuring light along the optical distance measuring path, characterized by a tracker configured to track the object, wherein the beam splitter/combiner is further configured to combine a part of the optical tracker path of the tracker, the part of the optical imaging path of the imaging unit and the part of the optical distance measuring path of the distance measuring unit so that the optical axis of the tracker, the optical axis of the imaging unit and the optical axis of the distance measuring unit are at least coaxially arranged with the optical axis of the lens arrangement between the lens arrangement and the beam splitter/combiner. a lens arrangement including at least one movably arranged focus lens element for focusing to sight an object; an imaging unit configured to obtain an image of at least a part of the object; a distance measuring unit configured to measure a distance to the object along the optical axis of the distance measuring unit; and a beam splitter/combiner (150, 150') configured to combine a part of the optical imaging path of the imaging unit and a part of the optical distance measuring path of the distance measuring unit so that the optical axis of the imaging unit and the optical axis of the distance measuring unit are at least coaxially arranged with the optical axis of the lens arrangement between the lens arrangement and the beam splitter/combiner, wherein the distance measuring unit comprises a laser and a detector; and wherein the beam splitter/combiner is configured to split light reflected from the object traversing the lens arrangement into imaging light along the optical imaging path and into distance measuring light along the optical distance measuring path, characterized by a tracker configured to track the object, wherein the beam splitter/combiner is further configured to combine a part of the optical tracker path of the tracker, the part of the optical imaging path of the imaging unit and the part of the optical distance measuring path of the distance measuring unit so that the optical axis of the tracker, the optical axis of the imaging unit and the optical axis of the distance measuring unit are at least coaxially arranged with the optical axis of the lens arrangement between the lens arrangement and the beam splitter/combiner.