Best Lenses of the world: made by Carl Zeiss in Germany How to make the best lenses in the world? As you may know, lenses for the prooven RMK A & RMK TOP camera series are from Zeiss Oberkochen. DMC lenses are designed & calculated by Zeiss and made by Zeiss in Jena, as well the LMK aerial lenses. Zeiss show in this new video how to test lenses and how to stress it. “Camera and lenses need to operate perfectly in extreme conditions, withstanding everything from scorching heat and bitter cold to sandstorms and severe vibrations. The video shows how Carl Zeiss researchers systematically submit lenses to extreme stresses in order to arrive at findings that can help in future lens design and development.”