Sony has released updated firmware for NEX E-mount cameras, FW v5.0 which updates the bodies to accept the new LA-EA2 Alpha Phase Detect AF lens adaptor. The update works for NEX-3, NEX-5, NEX-C3, NEX-VG10 and the professional video Sony NEX-FS100U.
Prior to this firmware update, the LA-EA2 only worked with the NEX-5N , NEX-7 and . . . → Read More: Firmware update for NEX-5, 3, and 3C