a3: Focus Tracking with Lock-On
G button U A Custom Settings menu
Choose how quickly focus responds if something passes between the subject and the camera when AF‑C is selected for the focus mode.
Blocked Shot AF Response
- Choose [5] ([Delayed]) to help maintain focus on your original subject.
- Choose [1] ([Quick]) to make it easier to shift focus to objects crossing your field of view.
- Regardless of the option selected, blocked shot AF response functions in mode [3] when [3D-tracking] is selected for AF-area mode.
- If [Auto-area AF] is selected for AF-area mode, blocked shot AF response will function in mode [3] when [2] or [1] is selected.
Subject Motion
| Option | Description |
|---|---|
| [Steady] | Choose for smooth focus when photographing subjects that approach the camera at a steady pace. |
| [Erratic] | Choose for improved response when photographing subjects prone to sudden starts and stops. |