External flash for FZ200?

A simple search will reveal this:

http://forums.dpreview.com/forums/thread/3365320#forum-post-50636338

Please note that The Cactus AF-50 has been discontinued per Gadget Infinity.  I have been unable to find one so I settled on the Rokinon 980AFZ.

Also I believe a google search for "Flash gun trigger voltages" should give you your answer about the Oly flash.

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-Ryan-
FZ200