A scanning microscope with a light source which emits illumination light for illuminating a specimen, with at least a first detector for detecting the detection light proceeding from the specimen, and with an objective through which the specimen can be illuminated and detected, wherein the objective is arranged in an illumination beam path and in a detection beam path, and with a second detector for non-descanned detection of the detection light proceeding from the specimen, wherein a compact assembly is provided which comprises a housing which is attached to a microscope stand and which has at least one receptacle for a microscope objective for the illumination beam path and/or detection beam path of the scanning microscope, wherein at least the second detector is arranged in the housing and can be acted upon by specimen light.