24/04/2013 (Agence Europe) - Mergers: Carl Zeiss AG/Karl Zeiss Vision. On 24 April 2013, the European Commission gave the go-ahead to acquisition by German optoelectronic component and systems manufacturing company Carl Zeiss AG of German lens, contact lens and eye-testing equipment manufacturer Carl Zeiss Vision, currently controlled by Carl Zeiss AG and investment fund EQT III. Carl Zeiss AG is itself controlled by Carl Zeiss Stiftung, which also owns Schott AG (high-resistance and thermal...