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(1) Turn the focusing ring of the prime lens clockwise
(i.e.,
while maintain-
ing shooting position) until both LED in-focus indicators (••^i light up.
(2) Confirm the position of the distance scale set in Step 2 and the
position reset at Step (1).
(3) During autofocus operation, move the distance scale slightly between
these two positions in accordance with the camera-to-subject dis-
tance,
and make the final adjustment with the TC-16 until both LED
in-focus indicators {••<) light up.
* fit is also possible for the LED in-focus-impossible warning indicator^ x)
to light up as a result of low subject contrast. For further information, refer
to the F3AF camera body's instruction manual.]
FOCUS LOCK BUTTON— —D
Your TC-16 is equipped with a focus lock button (T). Depressing this button
during autofocus operation will automatically lock or fix the distance in focus.
Autofocus restarts the instant you release the button. To take pictures with the
main subject off-center, follow these procedures:
1.
First, center the main subject within the viewfinder's central focusing frame.
2.
Lightly touch the shutter release button of the F3AF camera body and make
sure both LED in-focus indicators (•^O light up; then depress the locus lock
button.
3. While holding the focus lock button, recompose the picture, and depress
the shutter release button to take the picture.'
Notes:
1.
When the focus lock button is depressed, the F3AF camera body's meter
and the
DX-1
AF Finder's autofocus detecting system are automatically shut
off to save power; you have to lightly touch the camera's shutter release
button once more to activate
both;
even if at times the LED in-focus
indi-
cators (••*) do not light up, focus stays locked.
2.
Sometimes, the LED indication may change after the mirror returns to its
original position upon shutter release while the focus lock button is de-
pressed;
the focus stays locked.
3. The focus stays locked as long as you keep the focus lock button de-
pressed;
autofocus operation automatically restarts the instant you take
your finger off the button.
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