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Appendix
12
Restrictions on using lenses with aperture ring set to a position other
than s
Lens Used Exposure Mode Restriction
D FA, FA, F, A, M (lens
only or with auto
diaphragm accessories
such as auto extension
tube K)
c (Aperture
Priority) mode
The aperture remains open
regardless of the aperture ring
position. The shutter speed
changes in relation to the open
aperture but an exposure error may
occur. In the viewfinder, [F--]
appears for the aperture indicator.
D FA, FA, F, A, M, S (with
diaphragm accessories
such as extension tube K)
c (Aperture
Priority) mode
Pictures can be taken with the
specified aperture value but an
exposure error may occur. In the
viewfinder, [F--] appears for the
aperture indicator.
Manual diaphragm lens
such as reflex lens (lens
only)
c (Aperture
Priority) mode
FA, F soft 85mm FA soft
28mm (lens only)
c (Aperture
Priority) mode
Pictures can be taken with the
specified aperture value in the
manual aperture range. In the
viewfinder, [F--] appears for the
aperture indicator.
All lenses
a (Manual)
mode
Pictures can be taken with the set
aperture value and shutter speed.
In the viewfinder, [F--] appears for
the aperture indicator. When the
mc button is pressed, stop-down
metering is performed and the
shutter speed is set for the
appropriate exposure for the
aperture value set manually.
The camera operates in c (Aperture Priority) mode regardless of the mode
dial setting other than a (Manual) mode when the aperture is set to a value
other than the s position.