Nikon D3400 Reference Manual page 321

Exposure
Metering
Metering method
Range (ISO 100, f/1.4
lens, 20 °C/68 °F)
Exposure meter
coupling
Mode
Exposure compensation Can be adjusted by –5 – +5 EV in increments of
Exposure lock
ISO sensitivity
(Recommended
Exposure Index)
Active D-Lighting
TTL exposure metering using 420-pixel RGB
sensor
• Matrix metering: 3D color matrix metering II (type
E and G lenses)
• Center-weighted metering: Weight of 75% given to
8-mm circle in center of frame
• Spot metering: Meters 3.5-mm circle (about 2.5%
of frame) centered on selected focus point
• Matrix or center-weighted metering: 0–20 EV
• Spot metering: 2–20 EV
CPU
Auto modes (i auto; j auto, flash off);
programmed auto with flexible program (P);
shutter-priority auto (S); aperture-priority auto (A);
manual (M); scene modes (k portrait;
l landscape; p child; m sports; n close up;
o night portrait); special effects modes (% night
vision; S super vivid; T pop; U photo illustration;
' toy camera effect; ( miniature effect;
3 selective color; 1 silhouette; 2 high key; 3 low
key)
1 /
EV in P, S, A, M, scene, and % modes
3
Luminosity locked at detected value with A (L)
button
ISO 100 – 25600 in steps of 1 EV. Auto ISO
sensitivity control available
On, off
Technical Notes
297