The X-T5 features a hybrid autofocus system that combines CDAF and PDAF. CDAF, PDAF, and hybrid AF? It can be quite confusing.

  • CDAF means Contrast Detection AutoFocus and is a standard in mirrorless cameras. CDAF is available throughout the entire sensor area (117 or 425 AF frames in Single Point mode or 117 AF frames in Zone and Wide/Tracking mode). It works quite precisely but is not particularly fast.
  • PDAF means Phase Detection AutoFocus and used to be the standard AF in DSLRs. Since the X-T5 is mirrorless, its PDAF works directly on the sensor and covers its entire area. PDAF is fast and particularly good at tracking moving subjects. It can predict where a moving object will be a split second from now, a feature ...

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