Introduction

I first became involved with Sony in early 2008, when they approached me for feedback as they were developing their first full-frame camera, the a900. I sent off a list of 20 things that users would expect from a high-end camera, never really expecting to hear back from them.

But I was delighted to open a box six months later containing a pre-production a900, which addressed virtually every suggestion that I had made. Soon after that, I sat down with one of Sony’s engineers. I clearly remember his words to me: “Tell me what we did wrong, what we did right, and what we need to do next.”

Those words sum up Sony’s approach to digital imaging: Always look for innovative ways to advance technology.

Since their introduction, mirrorless ...

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