Thank you for your interest in Sony products.
In certain shooting conditions an out of focus issue may occur with some 24-105mm F4 Full-frame E-mount G (SEL24105G) lenses.
To address this issue, subject to the terms and conditions in the Limited Warranty that accompanied the Affected Lens, we will repair your Affected Lens, free of charge, through March 31, 2020.
We apologize for any inconvenience this may cause, and thank you for your understanding and cooperation.
These symptoms may occur under certain shooting conditions:
This only applies to SEL24105G lenses with certain serial numbers.
The SEL24105G serial number is on the side of the lens near the base.
Via Sony