Owner's Manual

H–13
H
Tips on Speedlight Care and Reference Information
Specifications
Electronic construction
Automatic Insulated Gate Bipolar Transistor (IGBT) and
series circuitry
Guide number (at 35 mm zoom
head position, in FX format,
standard illumination pattern,
20 °C/68 °F)
34/111.5 (ISO 100, m/ft), 48/157.5 (ISO 200, m/ft)
Effective  ash output distance
range (in i-TTL, auto aperture
 ash or non-TTL auto  ash
mode)
0.6 m to 20 m (2 ft to 66 ft) (varies depending on
camera’s image area setting, illumination pattern, ISO
sensitivity, zoom head position, and lens aperture in
use)
Illumination pattern
There are three illumination patterns: standard, even,
center-weighted
The light distribution angle is automatically adjusted to
the camera’s image area in both FX and DX formats
Available  ash mode
i-TTL•
Auto aperture  ash•
Non-TTL auto  ash•
Distance-priority manual  ash•
Manual  ash•
Repeating  ash•
Other available functions
Test  ring, monitor pre- ashes, AF-assist illumination
for multi-point AF and modeling illumination
Nikon Creative Lighting System
A number of  ash operations are available with
compatible cameras: i-TTL mode, Advanced
Wireless Lighting, FV lock,  ash color information
communication, auto FP high-speed sync and AF-assist
illumination for multi-point AF
Multiple  ash-unit photography
operation
Advanced Wireless Lighting•
SU-4 type wireless multiple  ash-unit photography•
Flash exposure control set on the
camera
Camera’s sync modes: slow sync, red-eye reduction
slow sync, front-curtain sync, rear-curtain sync, rear-
curtain slow sync
Photography functions: auto FP high-speed sync, FV
lock, red-eye reduction