Sony has released lens firmware update version 02 for the FE 100-400/4.5-5.6 GM Lens for improved AF-C on Sony a9 mirrorless cameras while zooming.
What Does This Do?
- This update (version 03) improves AF-C (continuous AF) performance for zooming when attached to an ILCE-9 camera (requires the latest ILCE-9 firmware update 1.10)
Note: The lens must be attached to an E-mount body camera to perform this update.
NEX-5, NEX-3, NEX-C3, NEX-VG10, and PXW-FS7 model cameras cannot be used.