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Help Guide
Interchangeable Lens Digital Camera
ILCE-9
α9
Aperture Drive in AF (still image)
Changes the aperture drive system to prioritize the auto-focusing tracking performance or to prioritize silence (only when
using a compatible lens).
This function can be used when the camera's system software (firmware) is Ver. 3.10 or later.
MENU →
(Camera Settings1) → [Aperture Drive in AF] → desired setting.
1
Menu item details
Standard:
Uses the standard aperture drive system.
Focus Priority:
Changes the aperture drive system to prioritize auto-focusing performance. During continuous shooting using the
electronic shutter, the [Focus Priority] setting allows you to continuously adjust the focus with an F-value greater than
F11.
Silent Priority :
Changes the aperture drive system to prioritize silence so that the sound from the aperture drive is quieter than in
[Standard].
Note
When [Focus Priority] is selected during continuous shooting, sound from the aperture drive may be audible, shooting may
become slower, or the display may flicker. To avoid these phenomena, change the setting to [Standard].
When [ Silent Priority ] is selected, the focusing speed may become slower, and it may be more difficult to focus on a subject.
The focus is locked to the setting in the first shot when [Aperture Drive in AF] is set to [Standard] or [ Silent Priority ], and the F-
value is greater than F11.
If [
Shutter Type] is set to [Mechanical Shut.], [Focus Priority] cannot be selected.
During single-shot shooting with [
[Focus Priority] is selected.
[Aperture Drive in AF] is unavailable when using a lens incompatible with this function.
Related Topic
Shutter Type (still image)
Version
Shutter Type] set to [Auto], the aperture is driven by the [Standard] system even when
4-691-927-15(2) Copyright 2017 Sony Corporation
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