  The Schmidt-Teleskop-Kamera (STK) is a new CCD-imager, which is operated
since begin of 2009 at the University Observatory Jena. This article describes
the main characteristics of the new camera. The properties of the STK detector,
the astrometry and image quality of the STK, as well as its detection limits at
the 0.9m telescope of the University Observatory Jena are presented.
