UPDATE Model #SEL-35F28Z System Software Update
Release Date 7/14/2016
This utility updates the lens system software to version 03 and provides the following benefits:
Improvements over version 02:
Improves the reliability of the focus position when using the camera for long periods of time continuously in MF mode
Benefits provided by previous updates and included in version 03:
Provides the Quick starting function
Note: The lens must be attached to a camera to perform this update. The NEX-5, NEX-3, NEX-C3, NEX-VG10, and PXW-FS7 model cameras cannot be used.
For more info and to download the firmware update, please visit https://esupport.sony.com/US/p/model-home.pl?mdl=SEL35F28Z&LOC=3#/downloadTab .
You can buy the following Sony lens and accessory at B&H (prices are in USD):