| Electronic Construction: |
Automatic Insulated Gate Bipolar Transistor (IGBT) and series circuitry |
| Guide Number: |
30m / 98.4 ft. (ISO 200)
21m / 69 ft. (ISO 100) |
| Angle of 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° with click-stops at 0°, 60°, 75°, 90°. |
| 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 |
| Flash Duration: |
Approximately 1/1300th second at full output |
| Number of Flashes/Recycling Time: |
| Batteries |
Recycling Time |
Flashes / Interval |
| Alkaline (1.5v) |
3.9 sec. |
140 / 3.9 - 30 sec. |
| Lithium (1.5v) |
4.2 sec. |
250 / 4.2 - 30 sec. |
| Oxyride (1.5v) |
3.1 sec.&am |
|