Sony HVL-F20S External Flash for a NEX Cameras
Item # SNHVLF20S
(Part # HVL-F20S)
Brand new, USA Warranty
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Though compact and lightweight, the HVL-F20S has a maximum range twice that of the included flash units of the NEX-3, NEX-5, and NEX-C3 cameras. This is represented as the guide number (GN) of 20 with a 50mm focal distance.