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Bower SFD850 Twin Digital Slave Flash

B&H # BOSFD850TW Mfr # SFD850TW
No Longer Available
Product Highlights
  • Twin Selectable Auto Flash Output
  • Guide Number 99' (30 m) ISO 100
  • Bounce, Swivel and Zoom Functionality
  • Sync Cord, Bracket & Diffuser Included
  • Operates on 4 AA Batteries

The Bower SFD850 Twin Digital Slave Flash will wirelessly synchronize with digital SLR and compact cameras with pre-flash features. This unit has twin flashes built-in. You can elect the power zoom head or the stationary head in tandem when you need maximum illumination, or use each either one individually. It has a Guide Number of 99' (30m) (ISO 100) and the selectable automatic flash output covers a distance of approximately 36' (11 m). The power zoom covers 28mm, 35mm, 50mm, and 85mm focal lengths. Photographers can create soft lighting and shadow fill with the included diffuser, and with swivel, tilt, and bounce capabilities you can achieve the dramatic lighting effects you are looking for, or simply improve all-over flash image quality. The SFD850 operates on 4 AA Alkaline or NiMH batteries (not included).

Twin flash selectable automatic flash output
Multiple auto flash output control
Wireless synchronization with digital camera with pre-flash features
Bounce, swivel and zoom flash head for creative and shadow-free flash photography
Type Digital Automatic Slave Flash
Guide No. 99' (30 m) (ISO 100)
139' (42 m) (ISO 200)
Auto Distance Range 36' (4.9 m) @ f/2.8
Zoom Yes
Vari-Power Automatic with variable f/stop setting from f/2.8 - 8.0
Bounce Head Yes
Swivel Head Yes
Zoom Head Yes
Off Camera Terminal Not Specified by Manufacturer
Flash Synchronization Hotshoe
Wireless with pre-flash
Sync Cord
Recycle Time Not Specified by Manufacturer
Power Source 4 x AA Alkaline or NiMH batteries
Dimensions 6.6 x 1.9 x 2.3" (168 x 48 x76mm)
Weight 7.4 oz (209.7 g)
Bower SFD850 Twin Digital Slave Flash
  • Synch Cord
  • Diffuser
  • Flash Bracket
  • Instruction Manual
  • 1-Year Limited Warranty
  • Batteries & Power

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    Required item:

    General Brand -  AA 1.5V Alkaline Battery (2 Pack)
    • You Pay: $0.59
    Duracell -  AA 1.5v Alkaline Coppertop Battery (2-Pack)
    • You Pay: $2.59

    Flash Diffusers

    Vello -  Universal Bounce Diffuser
    • You Pay: $9.95


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    ExpoImaging -  Rogue FlashBender Large Positionable Reflector
    • You Pay: $39.95


    Stroboframe -  Quick Flip 350 Bracket
    • You Pay: $18.59

    Flash Pouch

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    LensCoat -  LensCoat FlashKeeper (Black)
    • You Pay: $24.95

    Flash Accessories

    Sticky Filter -  Sticky Filters for Flash (Large, 2 x 3.25", Set of 5)
    • You Pay: $49.95

    Books & Tutorials

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    Amphoto -  Book: Mastering Flash Photography
    • You Pay: $17.95
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