Sigma EF-530 DG ST Electronic Flash for Sony DSLR

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Sigma EF-530 DG ST Electronic Flash for Sony DSLR

Product Description :
Powerful Guide Number of 174 ft 53m at 105mm Setting
Designed to work with the new TTL systems of all the popular manufacturers
Covers a focal length from 24mm to 105mm
Built-in Wide Angle Diffuser Panel allows the flash to cover an angle of 17mm