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Cheap (techradar.com)
Features, price, ease of use (whatdigitalcamera.com)
We have collected and analyzed 4 expert reviews and 200 user reviews from international sources. Experts rate this product 79/100 and users rate it 79/100. The average review date is September 4, 2006. We have compared these reviews to 7381 reviews from other Flashes. The alaScore™ for this product is 80/100 = Very good. Last update: November 7, 2009.

800100
204 reviews
November, 2009
4 Experts
Product Age
200 Users
Rank 41
$22.90
The Sigma EF- 500 DG ST is the flashgun for those who think size matters. It has the largest dimensions on test and is sure to get users noticed when they're out and about. The budget price is matched by the plastic feel and lack of LCD display or ...
Cheap
Poor performance
This flashgun punches above its weight (or price tag) registering just over f/8 at maximum power. However, users might have to accept a bit of colour shift from the highest and lowest power settings as it produced a cool 6500K reading at maximum power ...
It has the largest dimensions on test and is sure to get users noticed when...
This is a comparatively large unit that offers full tilt and bounce functions.......
Features, price, ease of use
Slightly uneven illumination
Full marks go to the Sigma for power and features, but the image quality lets it down slightly. It's not bad for the price though.
The Sigma EF-500 DG ST promises to be a well equipped flashgun for the Pentax system and to find out Peter Bargh is seen flashing around Worksop.
Almost half the price of manufacturers own versions., Well built , Uncomplicated and easy to use, Built-in wide angle panel
Battery compartment lid flimsy, Focal lengths didn't match lens, Swivel and bounce locks independent
Sigma EF-500 DG ST dedicated flash gun Review - The Sigma EF-500 DG ST...
Electronic Flash EF-500 DG SUPER is designed to work with both AF 35mm SLR and Digital SLR cameras of popular manufacturers, for advanced flash photography. It has a maximum guide number of 165 in feet or 50 in meter at 105mm focal length (ISO 100). The projection angle of the flashlight is set automatically to match the lens' focal length ranging from 28mm wide-angle to 105mm medium-telephoto. It also incorporates a built-in diffuser that expands the angle of illumination down to that of...
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