Reference Manual

Table Of Contents
847
Technical Notes
Autofocus
Type
Viewfinder photography: TTL phase detection
performed using Advanced Multi-CAM 3500 II
autofocus sensor module with support for 51 focus
points (including 15 cross-type sensors; f/8 supported
by 11 sensors); autofocus fine-tuning supported
Live view: Hybrid phase-detection/contrast-detect AF
performed by image sensor; autofocus fine-tuning
supported
Detection
range
Viewfinder photography
1
: −3 – +19 EV
Live view
2
: −5 – +19 EV; −7 – +19 EV with low-light AF
1 Figures are for ISO 100 at 20 °C/68 °F.
2 Still photography using single-servo AF (AF-S) and
apertures of f/1.4 at dark end of range and f/5.6 at
bright end of range; ISO 100; 20 °C/68 °F
Lens servo
Autofocus (AF): Single-servo AF (AF-S); continuous-
servo AF (AF-C); AF mode auto-switch (AF-A, still
photography only); full-time AF (AF-F, movie
recording only); predictive focus tracking activated
automatically according to subject status
Manual focus (M): Electronic rangefinder can be used
Focus points
Viewfinder photography: 51 points with [All points]
selected for Custom Setting a6 [Focus points used],
11 points with [Every other point] selected
Live view
*
: 273 points with [All points] selected for
Custom Setting a6 [Focus points used], 77 points
with [Every other point] selected
* Still photography, [FX (36×24)] image area, single-
point AF