Firmware Update for FE 70-200mm GM & 100-400 GM Lenses (Improves Continuous AF Performance for Sony a9)

Sony-FE-100-400mm-GM-vs.-70-200mm-GM

Sony has just released new firmware updates for the FE 70-200mm f/2.8 GM OSS Lens and FE 100-400mm f/4.5-5.6 GM OSS Lens.

The main update for this firmware is:

This update (version 03) improves AF-C (continuous AF) performance for zooming when attached to an ILCE-9 camera

Download Sony FE 70-200mm f/2.8 GM OSS Lens Firmware here.

Download Sony FE 100-400mm f/4.5-5.6 GM OSS Lens Firmware here.