Sony A7 review: Mirrorless marvel?
Introduction Introduced in October alongside the 36-Mpix A7R, this SLR-style mirrorless model with its 24-Mpix full-frame sensor has been eclipsed somewhat by the promise of more highly detailed files from its sibling. However, at around $600 less, the short register and the less demanding 24-Mpix sensor of the A7 sounds promising for those wishing to use legacy SLR and old rangefinder lenses with the camera.Apart from pixel count the A7 sensor differs in one other important aspect. It has a number of pixels dedicated to phase detection AF, allowing faster autofocus than A7R with the new
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