The Fujifilm XF100-400mmF4.5-5.6 R LM OIS WR is a super-telephoto zoom covering 152–609mm equivalent with OIS and weather resistance for the X Mount. It is designed for wildlife, aviation, and sports photography.
Product released: March 17, 2016
Latest firmware version
Version 1.01, released April 27, 2023
What's new in version 1.01
The firmware update Ver.1.01 from Ver.1.00 incorporates the following issues:
AF tracking performance on AF-C and Movie mode will be improved when they are attached to FUJIFILM X-Pro1or X-E1.