Mô tả sản phẩm: Nikon TTL Macro Speedlight SB-29s
Nikon Corporation is pleased to announce the introduction of the Nikon TTL Macro Speedlight SB-29s.
Although it inherits the functions of the Nikon SB-29 model that it succeeds, the SB-29s also offers M1/32 flash output to help assure correct exposure with current and future generations of digital cameras featuring high sensitivity.
The Nikon SB-29s marks a significant advance for the Nikon Speedlight lineup, offering photographers enhanced flash shooting flexibility for a wide range of applications.
Nikon SB-29s Specifications
Electronic construction
Automatic Insulated Gate Bipolar Transistor (IGBT) and series circuitry
Flash exposure control
TTL automatic control with Nikon F5, F100, F80, F65 or FM3A; Manual control: full (M), 1/4 (M1/4) and 1/32 (M1/32) output
Guide number (ISO 100, m/ft.)
11/36 for both flash modules (12/39 for single module) at full output; 5.5/18 for both flash modules (6.0/19.6 for single module) at M1/4 flash output; 1.9/6.2 for both flash modules (2.1/6.9 for single module) at M1/32 flash output
Flash coverage
20mm (flash modules set horizontally); 24mm (flash modules set vertically)
Power switch
ON/OFF/STBY button provided
Film speed range in TTL auto flash mode
ISO 25 to 1000 (depends on the camera)
Power source
Four AA-type zinc-carbon, alkaline-manganese, lithium (1.5V), NiCd (rechargeable) or Ni-MH (rechargeable) penlight batteries
Number of flashes and recycling times
| Batteries *1 | Min. recycling time (approx.)*2 | No. of flashes (approx.)*3 |
|---|---|---|
| AA-type zinc-carbon | 10 sec. | 50 |
| AA-type alkaline-manganese | 3 sec. | 300 |
| AA-type NiCd (700mA) | 2 sec. | 120 |
| AA-type Ni-MH | 2 sec. | 170 |
| AA-type lithium (1.5V) | 4 sec. | 350 |
- *1
- With fresh batteries
- *2
- Duration until the ready-light comes on after firing at full manual output.
- *3
- Total number of flashes when fired at full manual output with an interval of 30 seconds between flashes.
- •
- Number of flashes are greater in TTL Auto Flash and M1/4 flash output modes.
Flash mode selector
TTL, M, M1/4 or M1/32 mode selectable
Built-in light reducer
Sets the ratio of the brightness of the right flash module to the left one (or vise versa) to 1:4.
FLASH button
• Performs test firing for correct exposure determination.
• Can turn the SB-29s on again after the unit enters standby mode.
Modeling illuminator
Lights up for approx. 3 sec. (when both modules are fired), if flash is completely recycled.
Repeat firing at approx. 40 Hz.
Dimensions (W x H x D)
Main unit: Approx. 119 x 133 x 28.5mm (4.7 x 5.2 x 1.1 in.)
Controller: Approx. 69 x 106.5 x 88.5mm (2.7 x 4.2 x 3.5 in.)
Weight (without batteries)
Approx. 410g (14.5 oz.)
Other features
Sync/multiple flash terminal provided
