Sigma is "pleased to announce" an upcoming firmware update for their EM-140 DG NA-iTTL flashgun. The free update service will be available in person at your local authorized Sigma Service Station. The update will include i-TTL for Nikon D2X, D2H, D2Hs, D200 digital cameras, and wireless flash and FV Lock for the D2X, D2H, D2Hs, D200, and Fujifilm F6 digital cameras.
