Imaging recource: Sony A99 II Field Test Part II: New hybrid autofocus system proves very fast and accurate

    In Part I of my Field Test for the Sony A99 II, I took an in-depth look at the camera body design and its new image sensor. In Part II, I tested the new autofocus system, video capabilities and took a closer look at overall performance. The Sony A99 II includes Sony's new 4D Focus AF system. The hybrid autofocus system pairs a 79-point dedicated phase-detection autofocus sensor with 399 on-chip phase detection AF points, 323 of which are selectable by the user. The sophisticated autofocus system proved to be quick, accurate and...
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