Product	Price	Rating
Sigma EF-500 DG ST This is a comparatively large unit that offers full tilt and bounce functions....... Full review	£100.00	85%
Sunpak PF30x Sunpak has long been a professional favourite and this fairly small model has a decent GN of 30m@ISO100, with a 90° tilting head... Full review	£95.00	85%
Canon MR-14EX review Canon's ring flash has a guide number (GN) of 14m @ISO 100, and either tube can be adjusted down to 1/8 of its power, which is useful for creating shadows or modelling on the subject........ Full review	£375.00	86%
Sigma EM-140DG The only system currently available from a major independent, the Sigma EM-140DG is available for Nikon (i-TTL), Canon E-TTL) and Sigma cameras....... Full review	£270.00	84%
Olympus STF-22 Olympus's twin flash uses the same FC-1 controller as the ring flash, but offers more control options........ Full review	£370.00	86%
Olympus SRF-11 With a GN of 11m @ ISO 100, the Olympus ring flash is compatible with the Zuiko 14-54mm and 50-200mm lenses, and the 50mm Macro with an optional adaptor... Full review	£420.00	85%
Nikon R1C1 A pair of SB-R200 Speedlights and an SU-800 Wireless Commander make up the main part of the Nikon unit . Full review	£450.00	89%
Canon MT-24EX review This twin light offers more functionality than the Canon ring flash, mainly due to the adaptability of the two lights...... Full review	£630.00	86%
Nikon SB-400 Launched at the same time as the Nikon D40, the SB-400 is the 'baby' of Nikon's conventional Speedlight flash family.... Full review	£150.00	90%
Metz 58 AF-1 A versatile third-party flashgun that works a treat for photographers who want a lot of power.... Full review	£290.00	88%