790
Technical Notes
D
AF-S/AF-I Teleconverters
•
The table below shows the focus points available for autofocus and
electronic rangefinding in viewfinder photography when an AF-S/AF-I
teleconverter is attached. Note that the camera may be unable to focus
on dark or low-contrast subjects if the combined aperture is slower than
f/5.6.
Teleconverter
Max. lens aperture
Focus points
TC-14E, TC-14E II,
TC-14E III
f/4 or faster
f/5.6
1
TC-17E II
f/2.8 or faster
f/4
1
f/5.6
—
2
TC-20E, TC-20E II,
TC-20E III
f/2.8 or faster
f/4
3
f/5.6
—
2
TC-800-1.25E ED
f/5.6
1
Summary of Contents for D780
Page 121: ...75 Camera Controls Choose AF for autofocus M for manual focus The Focus Mode Selector ...
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