Nikon Z9 Mirrorless Camera - Manual (Page 616)

616 A Custom Settings: Fine-Tuning Camera Settings
When [ OFF ] is selected for [ ISO sensitivity settings ] > [ Auto ISO
sensitivity control ] in the photo shooting menu in mode M , actions
such as switching to a lens with a different aperture range may cause
unintended changes to aperture. If an option other than [
Exposure
maintenance off ] is selected for [ Keep exp. when f/ changes ], the
camera will adjust shutter speed or ISO sensitivity to maintain exposure
at its current value.
• Other cases in which settings may be automatically adjusted to
maintain exposure include when:
- lenses with different maximum apertures at minimum and maximum
zoom are zoomed in or out, or
- the focus distance changes while a micro lens is attached.
• The setting adjusted to maintain exposure when aperture changes
can be chosen from [
Shutter speed ] and [ ISO sensitivity ]. Select
[ Exposure maintenance off ] to disable this feature.
• Depending on the lens, the camera may be unable to maintain current
exposure at some settings.
• Exposure maintenance is not available during video recording.
b7: Keep Exp. When f/ Changes
G button
U A Custom Settings menu