Photokina 2010: Sigma has announced two flashes, the first of which is the EF-610 DG Super. This adds advanced features such wireless TTL and modelling flash to the basic spec of the EF-610 DG, i.e. a maximum guide number of 61m (ISO 100, 105mm setting) and a bounce and swivel head. It's designed to work with the latest TTL autoexposure systems of all popular digital SLR systems, but also includes a manual flash mode with output adjustable by up to eight stops.

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Sigma Electronic Flash EF-610 DG Super


Advanced features & high performance with a powerful guide number of 61

  • Powerful light output with a Guide number of 61
  • Designed to work with all popular SLR cameras
  • Illumination covers a focal length from 17mm to 105mm
  • Advanced features such as modeling flash and wireless TTL
  • Tilt and swivel head for bounce flash photography

The Sigma Corporation is pleased to announce the launch of the new ELECTRONIC FLASH EF-610 DG SUPER. The EF-610 DG SUPER features a powerful Guide Number of 61 and is designed to work with the latest TTL auto exposure systems of all popular manufacturers' digital and film SLR cameras.

The autozoom function automatically sets the optimum illumination angle in accordance with the lens' focal length in a range from 24mm to 105mm. When the built-in Wide Panel is used, the flash can cover an angle of 17mm. For bounce flash, the flashgun head can be tilted up by 90 degrees, to the left by 180 degrees, or to the right by 90 degrees. It can also be tilted down by 7 degrees allowing ease of use for close-up photography.

Among the advanced features of this flash is a modeling flash function, multi-pulse flash, TTL wireless flash, FP (high speed) flash, rear-curtain Synchro flash and manual flash mode, which allows the photographer to set the flash power level by up to eight stops. The Auto Power-Off function automatically shuts off the LCD panel to help save battery power. When the flashgun is fully charged, a confirmation 'ready' light will be emitted.

Sigma Electronic Flash EF-610 DG Super specifications

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24mm
28mm
35mm
50mm
70mm
85mm
105mm
G.N.(m)
34
35
36
46
52
56
61
G.N.(ft)
112
115
118
151
171
184
200

Price • US: $TBA
• UK: £TBA
Power Source • Four AA batteries
• Alkaline , NiCd or Ni-MH (Nikel Metal Hybride) may be used
Charging time • Approx 6 seconds (with alkaline batteries)
• Approx 4 seconds (with NiCd, Ni-MH batteries)
Number of flashes • Approx.220 flashes (with alkaline batteries)
• Approx.100 flashes (with Nicd, Ni-MH batteries)
Illumination angle • 24-105mm
• 17mm with built-in wide panel
• Automatically set in accordance with the focal length of the lens
Bounce angle (Up,Right) • Up: 90 degrees
• Down: 7 degrees
• Left: 180 degrees
• Right: 90 degrees
Dimensions 77×139×117mm (3.0 x 5.5 x 4.6 inch)
Weight (without batteries) 315g (11.1oz.)