Nikon Z 5 Reference Manual page 113

•
If the subject looks away after their face is detected, the focus
point will move to track their motion.
•
During playback, you can zoom in on the face or eye used for
focus by pressing J .
D
Face/Eye-Detection AF
•
Eye detection is not available in movie mode.
•
Eye and face detection may not perform as expected if:
- the subject's face occupies a very large or very small proportion of the
frame,
- the subject's face is lit too brightly or too poorly,
- the subject is wearing glasses or sunglasses,
- the subject's face or eyes are obscured by hair or other objects, or
- the subject moves excessively during shooting.
Focus
71