a57 Face Detect fail

Started Jan 21, 2013 | Discussions thread
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RandyPD
RandyPD Regular Member • Posts: 253
Re: a57 Face Detect fail

The 'little' cams have contrast-detect AF (CDAF), and it can be usually placed anywhere on the whole screen. A good CDAF system is actually faster and more accurate that phase-detect (PDAF) systems..but on non-moving subjects only.

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