| Electronic
Construction |
Automatic Insulated
Gate Bipolar Transistor (IGBT) and series circuitry |
| Guide
Number (ISO 100, m/ft.) |
(at 18mm zoom-head position, 20 degrees C/68 degrees F) 30m/98.4ft.
(ISO 200, m/ft) |
| Flash
Coverage |
Light distribution covers an 18mm lens when mounted on a Nikon
DX format digital SLR camera (27mm lens when mounted on an F6 35mm
SLR) |
| Flash shooting distance range |
2 to 66 feet (Varies depending on
the ISO sensitivity, zoom-head position, and lens aperture in use) |
| Flash mode |
i-TTL, M (manual with the D40 only ) |
| Compatible cameras |
All cameras compatible with Nikon Creative Lighting System |
| Flash exposure control set on the camera |
Slow-sync, red-eye reduction, red-eye reduction in slow sync, rear-curtain
sync flash, FV lock flash, manual flash (with Nikon Creative Lighting
System digital and 35mm SLR cameras) |
| Bounce capability |
Flash head tilts up to 90 degrees with click-stops at 0, 60, 75,
90 degrees. |
| Number of flashes/Recycling time (at full output with fresh batteries) |
Alkaline-manganese (1.5V) 140/3.9 sec. Lithium (1.5V) 250/4.2 sec.
Oxyride (1.5V) 150/3.1 sec.Ni-MH rechargeable (1.5V, 2600 mAh) 210/2.5
sec. |
| Power
Source |
Two AA batteries (1.5V or lower) |
| Flash duration |
Approximately 1/1,300th second at full output |
| Ready light |
Lights up when the SB-400 is recharged and ready to fire; blinks
to indicate: insufficient light; insufficient battery power; incompatibility
of camera with SB-400; overheating |
Dimensions
(W x H x D) |
Approximately 2.6 x 2.2 x 3.1 inches |
| Weight
(without batteries) |
Approx. 4.5
oz. |