| Detailed Specifications |
| Electronic Construction |
Automatic Insulated Gate Bipolar Transistor (IGBT) and series circuitry
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| Guide number (20°C/68°F) |
34/111.5 (ISO 100, m/ft), 48/157.5 (ISO 200, m/ft) |
| Illumination pattern |
Three illumination patterns: standard, even and centre-weighted
The light distribution angle is automatically adjusted to the camera’s image area in both FX and DX formats |
| Flash shooting distance range |
0.6 m to 20 m (2 to 66 ft) (varies depending on camera image area setting, illumination pattern, ISO sensitivity, zoom position and lens aperture) |
| Flash Mode |
TTL, Auto Aperture flash, Non-TTL auto flash, Distance-priority manual flash, Manual flash, Repeating flash
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| Other Functions |
Test firing, monitor pre-flashes, AF-assist illuminator and
Modeling illuminator
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| Multiple Flash Operation |
Advanced Wireless Lighting, SU-4 type wireless multiple flash
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| Compatible Cameras |
All cameras compatible with Nikon Creative Lighting System (other cameras can be used but functionality is reduced)
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| Flash exposure control set on the camera: |
Camera’s sync modes: Slow-sync, Red-eye reduction in slowsync, Rear-curtain sync, Rear-curtain slow-sync
Shooting functions: Auto FP High-Speed sync, FV Lock flash |
| Bounce Capability |
Flash head tilts down to -7° or up to 90° with click-stops at -7°, 0°, 45°, 60°, 75°, 90°
Flash head rotates horizontally 180° to the left and right with click-stops at 0°, 30°, 60°, 90°, 120°, 150°, 180°
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| ON/OFF |
Press the Power ON-OFF switch to turn the SB-900 on or off
Standby function can be set
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| Power source/min. recycle time/no. of flashes (at full output) |
| Batteries |
Min. Recycle Time (approx.) |
Min. number of flashes/ interval between full flash output & ready light on* |
Alkaline-manganese (1.5V)
|
4.0 sec
|
110/4.0-30 sec. |
| Lithium (1.5V) |
4.5 sec. |
230/4.5-120 sec. |
| Oxyride (1.5V) |
3.0 sec. |
125/3.0-30 sec. |
Ni-MH (2600 mAh)
(rechargeable) (1.2V) |
2.3 sec. |
190/2.3-30 sec. |
* When firing the Speedlight at full output once every 30 seconds (120 seconds with lithium batteries) |
| Ready Light |
The SB-900 is fully recycled: Rear ready-light lights up and front light blinks
Insufficient light for correct exposure (in i-TTL, Auto Aperture flash, Non-TTL Auto flash or Distance-priority manual flash operations): ready-lights and front lights blink after shooting
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| Flash Duration |
Approx. 1/880 sec. at full output
|
| Mounting Foot Lock Lever |
Provides secure attachment of SB-900 to camera’s accessory shoe using locking plate and mount pin to prevent accidental detachment.
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| Dimensions |
Approx. 78.0 x 146.0 x 118.5 mm (3.0 x 5.7 x 4.7 in.)
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| Weight (without batteries) |
Approx. 415 g (14.6 oz.)
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| Supplied Accessories* |
Speedlight Stand AS-21, Nikon Diffusion Dome SW-13H, Colour Filter Set SJ-900, Colour Filter Holder SZ-2, Soft Case SS-900
*Supplied accessories may differ depending on country or area
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| Optional Accessories |
Colour Filter Set SJ-3, Water Guard WG-AS1/WG-AS2/WGAS3, High-Performance Battery Pack SD-9, Wireless Slave Flash Controller SU-4, TTL Remote Cord SC-28/SC-29
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