Leica is a camera produced by, or under licence of, a German company of the same name. The company, formerly Ernst Leitz GmbH, is now three companies: Leica Camera AG, Leica Geosystems AG, and Leica Microsystems AG, producing cameras, geosurvey equipment and microscopes, respectively. Leica Microsystems AG is the owner of the Leica brand, and grants licenses to Leica Camera AG and Leica Geosystems.