CP+ 2019: Sigma interview - 'Optical design is always a battle with the design constraints'
Sigma CEO Kazuto Yamaki, pictured at the CP+ show in Yokohama, Japan. Last month at the CP+ show in Yokohama we spoke to executives from several major manufacturers, including Sigma. In our conversation with CEO Kazuto Yamaki we discussed his plans for future L-mount lenses (and cameras) and some of the challenges of supporting multiple mounts. dpreview.com »