'Future lenses for today': Sony's Yasuyuki Nagata talks high-end optics

Yasuyuki Nagata, Head of Sony's global Interchangeable Lens business, pictured at the press event where US journalists got our first look at the new G Master 600mm F4. We were in New Jersey recently, for the unveiling of two new Sony lenses - the G Master 600mm F4 OSS, and the more enthusiast-focused 200-600mm F5.6-6.3 G OSS. During the event, we spent some time with Yasuyuki Nagata, head of Sony's global interchangeable lens business, to discuss the new products, and Sony's approach to mirrorle...