Sigma EF-530 DG ST Flash Sony Fit
The EF-530 Super DG features a powerful Guide Number of 174'/53 m at 105mm, and covers a focal range from 24mm to 105mm.
The EF-530 Super DG is also fully compatible with the latest digital SLR cameras that use a pre-flash, and supports full TTL operation, including full ADI operation with applicable cameras. You will find features designed for the professional, at a much more attractive price than the comparably equipped manufacturer's flashes. The perfect all-around flash for any digital or 35mm autofocus SLR shooter.