Nikon F3 - Meter Coupling Lever

Meter coupling lever ®
Push the meter coupling lever release button @ and lock
the
meter coupling lever in the "up" position before
mounting a
non -AI Nikkor lens. Then perform stopped-
down
metering in the following manner :
For non-AI Nikkor lenses with automatic diaphragms
On AUTO: Push in and hold the depth -of-fie ld preview
butt
on while you trip the shutter.
Caution: If the depth- a/ · /ield preview bullan is not depressed all the
way, the mirror
may remain in the "up" position.
On MANUAL: Select a shutter speed. Then hold in the
preview button and turn the aperture ring until the
"- +" symbol appears in the finder. Rel ea se the preview
button
and take the shot.
For non-AI lenses or accessories without automatic
diaphragms
On AUTO: Stop the lens down manually until the de-
sired shutter speed appears in the finder. Then take
the picture.
On MANUAL: Adjust the shutter speed or aperture until
the "- +" sign appears .
For fixed-aperture reflex lenses. photomicrography.
or astrophotography
On AUTO: No control is necessary.
On MANUAL: Adjust the shutter speed dial until the
"- +" appears.
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