To provide a surgical microscope capable of performing control, by a gesture detection unit of an object in a field of view.SOLUTION: A surgical microscope 1 comprises a gesture detection unit 17 for detection of a movement of an object 29, such as a movement of at least one of a finger and a tool. The gesture detection unit is connected to an optical imaging apparatus 3 via a signal path 76 and is configured to output a control signal 77 via the signal path to the optical imaging apparatus on the basis of the movement of the object. The optical imaging apparatus is configured to alter its state on the basis of the control signal.SELECTED DRAWING: Figure 2
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