Sony ILCE-6500 Manual page 285

The following functions are unavailable when [
[Zone], [Expand Flexible Spot], and [Lock-on AF] in [Focus Area]
[Eye AF]
When [ AF System] is set to [Phase Detection AF], even if [Priority Set in AF-S] is set to
[Balanced Emphasis], the camera will temporarily switch to [AF].
[300] List of MENU items
AF w/ shutter (still image)
Selects whether to focus automatically when you press the shutter button halfway down. Select
[Off] to adjust the focus and the exposure separately.
MENU →
1
Menu item details
On:
The auto focus operates when you press the shutter button halfway down.
Off:
The auto focus does not operate even if you press the shutter button halfway down.
Useful method to micro-adjust the focus
When an A-mount lens is attached, activating the auto focus function with a button other than
the shutter button lets you focus more precisely in combination with manual focusing.
1.
Set [ AF w/ shutter] to [Off].
MENU →
2.
[Focus Magnifier] functions to the desired keys.
3.
Set [ Eye-Start AF] to [Off] to avoid auto focusing when you look through the viewfinder.
4.
Press the key to which the [AF On] function is assigned.
5. Press the key to which the [Focus Magnifier] function is assigned, and then rotate the focus
ring for micro-adjustments of the focus.
6.
Press the shutter button fully down to shoot the image.
[301] List of MENU items
Camera Settings1
(Camera Settings1) → [
(Camera Settings2) → [Custom Key(Shoot.)] → assign the [AF On] and
Camera Settings1
AF System] is set to [Phase Detection AF]:
AF w/ shutter] → desired setting.